RTN 620 Feature Description(V100R005C00_05)

OptiX RTN 620 Radio Transmission System V100R005C00

Feature DescriptionIssue Date 05 2010-10-30

HUAWEI TECHNOLOGIES CO., LTD.

Copyright Huawei Technologies Co., Ltd. 2010. All rights reserved. No part of this document may be reproduced or transmitted in any form or by any means without prior written consent of Huawei Technologies Co., Ltd.

Trademarks and Permissionsand other Huawei trademarks are trademarks of Huawei Technologies Co., Ltd. All other trademarks and trade names mentioned in this document are the property of their respective holders.

NoticeThe purchased products, services and features are stipulated by the contract made between Huawei and the customer. All or part of the products, services and features described in this document may not be within the purchase scope or the usage scope. Unless otherwise specified in the contract, all statements, information, and recommendations in this document are provided "AS IS" without warranties, guarantees or representations of any kind, either express or implied. The information in this document is subject to change without notice. Every effort has been made in the preparation of this document to ensure accuracy of the contents, but all statements, information, and recommendations in this document do not constitute the warranty of any kind, express or implied.

Huawei Technologies Co., Ltd.Address: Huawei Industrial Base Bantian, Longgang Shenzhen 518129 People's Republic of China http://www.huawei.com [email protected]

Website: Email:

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OptiX RTN 620 Radio Transmission System Feature Description

About This Document

About This DocumentRelated VersionsThe following table lists the product versions related to this document. Product Name OptiX RTN 620 iManager U2000 Version V100R005C00 V100R002C00

Intended AudienceThis document describes the main features of the OptiX RTN 620 radio transmission system. It provides readers a comprehensive knowledge on the functionality, principle, configuration, and maintenance of the product features. This document is intended for: l l l l Network Planning Engineer Installation and Commissioning Engineer Data Configuration Engineer System Maintenance Engineer

Symbol ConventionsThe symbols that may be found in this document are defined as follows. Symbol Description Indicates a hazard with a high level of risk, which if not avoided, will result in death or serious injury. Indicates a hazard with a medium or low level of risk, which if not avoided, could result in minor or moderate injury.

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About This Document


Symbol

Description Indicates a potentially hazardous situation, which if not avoided, could result in equipment damage, data loss, performance degradation, or unexpected results. Indicates a tip that may help you solve a problem or save time. Provides additional information to emphasize or supplement important points of the main text.

GUI ConventionsThe GUI conventions that may be found in this document are defined as follows. Convention Boldface > Description Buttons, menus, parameters, tabs, window, and dialog titles are in boldface. For example, click OK. Multi-level menus are in boldface and separated by the ">" signs. For example, choose File > Create > Folder.

Change HistoryUpdates between document issues are cumulative. Therefore, the latest document issue contains all updates made in previous issues.

Updates in Issue 05 (2010-10-30) Based on Product Version V100R005C00This document is the fifth release of the V100R005C00 version. The following table lists the updates in this document. Update 7 1+1 HSB 8 1+1 FD 9 1+1 SD Description The descriptions of the trigger conditions for automatic HSB switching are modified.

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About This Document

Updates in Issue 04 (2010-08-20) Based on Product Version V100R005C00This document is the fourth release of the V100R005C00 version. The following table lists the updates in this document. Update Description Fixed the known bugs.

Updates in Issue 03 (2010-05-30) Based on Product Version V100R005C00This document is the third release of the V100R005C00 version. The following table lists the updates in this document. Update 7.6 Planning Guidelines Description Modified the suggestion for using reverse switching.

Updates in Issue 02 (2010-03-30) Based on Product Version V100R005C00This document is the second release of the V100R005C00 version. The following table lists the updates in this document. Update 14.8 Configuration Procedure Description The note attached to step 3 in table "Procedure for configuring SNCP services" is modified. Description of the networking scenarios is optimized. The revertive mode is changed to nonrevertive in section "Planning Guidelines of LAGs in the case of 1+1 Protection". The following changes are made to this document: l The revertive mode is changed to revertive in table 1. l The LAG type is changed to manual and revertive mode is changed to nonrevertive in table 2. 24.9.2 Service Planning In the case of NE1, the LAG type is changed to manual and revertive mode is changed to non-revertive.v

23.9.1 Networking Diagram 24.7 Planning Guidelines

24.8 Configuration Procedure

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About This Document


Update 25.6.2 Point-to-Multipoint Service

Description The diagram of locating a fault in section "LPT for Ethernet Port-Shared Ethernet Services" is modified. The following changes are made to this document: l The CBS and MBS specifications are deleted. l The description of the weight allocation of WRR specification is modified.

26.3 Specifications

28.2 Specifications

The following description is added: When the FE/GE port actually works in the 10BASE-T mode, it does not support synchronous Ethernet clocks.

Updates in Issue 01 (2009-12-30) Based on Product Version V100R005C00This document is the first release of the V100R005C00 version.

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Contents

ContentsAbout This Document...................................................................................................................iii 1 Introduction to the DCN...........................................................................................................1-11.1 Composition of the DCN.................................................................................................................................1-2 1.2 Huawei DCN Solution....................................................................................................................................1-3 1.3 Protocol Converter Solution............................................................................................................................1-5

2 HWECC Solution.......................................................................................................................2-12.1 Introduction.....................................................................................................................................................2-3 2.2 Basic Concepts................................................................................................................................................2-4 2.2.1 HW ECC Protocol Stack........................................................................................................................2-4 2.2.2 Extended ECC........................................................................................................................................2-7 2.3 Specifications................................................................................................................................................2-10 2.4 Reference Standards and Protocols...............................................................................................................2-11 2.5 Availability....................................................................................................................................................2-11 2.6 Principles.......................................................................................................................................................2-12 2.6.1 Establishing ECC Routes.....................................................................................................................2-13 2.6.2 Packet Transfer.....................................................................................................................................2-14 2.6.3 Extended ECC......................................................................................................................................2-15 2.7 Planning Guidelines......................................................................................................................................2-16 2.8 Configuration Flow.......................................................................................................................................2-18 2.9 Configuration Example.................................................................................................................................2-20 2.9.1 Networking Diagram............................................................................................................................2-20 2.9.2 Service Planning...................................................................................................................................2-21 2.9.3 Configuration Process..........................................................................................................................2-22 2.10 Task Collection...........................................................................................................................................2-25 2.11 Relevant Alarms and Events.......................................................................................................................2-25 2.12 FAQs...........................................................................................................................................................2-25

3 IP over DCC Solution................................................................................................................3-13.1 Introduction.....................................................................................................................................................3-3 3.2 Basic Concepts................................................................................................................................................3-3 3.2.1 IP over DCC Protocol Stack...................................................................................................................3-4 3.2.2 Access Modes.........................................................................................................................................3-7 3.3 Specifications..................................................................................................................................................3-7 Issue 05 (2010-10-30) Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. vii

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3.4 Reference Standards and Protocols.................................................................................................................3-9 3.5 Availability......................................................................................................................................................3-9 3.6 Principles.......................................................................................................................................................3-10 3.7 Planning Guidelines......................................................................................................................................3-11 3.8 Configuration Flow.......................................................................................................................................3-16 3.9 Configuration Example.................................................................................................................................3-17 3.9.1 Networking Diagram............................................................................................................................3-18 3.9.2 Service Planning...................................................................................................................................3-18 3.9.3 Configuration Process..........................................................................................................................3-19 3.10 Task Collection...........................................................................................................................................3-22 3.11 Relevant Alarms and Events.......................................................................................................................3-23 3.12 FAQs...........................................................................................................................................................3-23

4 OSI over DCC Solution.............................................................................................................4-14.1 Introduction.....................................................................................................................................................4-3 4.2 Basic Concepts................................................................................................................................................4-3 4.2.1 OSI over DCC Protocol Stack................................................................................................................4-4 4.2.2 NMS Access Modes...............................................................................................................................4-8 4.3 Specifications..................................................................................................................................................4-8 4.4 Reference Standards and Protocols...............................................................................................................4-10 4.5 Availability....................................................................................................................................................4-10 4.6 Principles.......................................................................................................................................................4-11 4.7 Planning Guidelines......................................................................................................................................4-12 4.8 Configuration Flow.......................................................................................................................................4-13 4.9 Configuration Example.................................................................................................................................4-15 4.9.1 Networking Diagram............................................................................................................................4-15 4.9.2 Service Planning...................................................................................................................................4-16 4.9.3 Configuration Process..........................................................................................................................4-17 4.10 Task Collection...........................................................................................................................................4-19 4.11 Relevant Alarms and Events.......................................................................................................................4-19 4.12 FAQs...........................................................................................................................................................4-20

5 DCC Transparent Transmission Solution.............................................................................5-15.1 Introduction.....................................................................................................................................................5-2 5.2 Specifications..................................................................................................................................................5-4 5.3 Availability......................................................................................................................................................5-5 5.4 Principles.........................................................................................................................................................5-5 5.5 Planning Guidelines........................................................................................................................................5-6 5.6 Configuration Procedure.................................................................................................................................5-7 5.7 Configuration Example...................................................................................................................................5-8 5.7.1 Networking Diagram..............................................................................................................................5-8 5.7.2 Service Planning.....................................................................................................................................5-9 5.7.3 Configuration Process..........................................................................................................................5-10 5.8 Task Collection.............................................................................................................................................5-12 viii Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. Issue 05 (2010-10-30)


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5.9 Relevant Alarms and Events.........................................................................................................................5-12 5.10 FAQs...........................................................................................................................................................5-12

6 DCC Transparent Transmission Through the External Clock Interface Solution........6-16.1 Introduction.....................................................................................................................................................6-3 6.2 Specifications..................................................................................................................................................6-4 6.3 Availability......................................................................................................................................................6-5 6.4 Principles.........................................................................................................................................................6-5 6.5 Planning Guidelines........................................................................................................................................ 6-6 6.6 Configuration Procedure.................................................................................................................................6-6 6.7 Configuration Example...................................................................................................................................6-7 6.7.1 Networking Diagram..............................................................................................................................6-7 6.7.2 Service Planning.....................................................................................................................................6-8 6.7.3 Configuration Process............................................................................................................................6-8 6.8 Task Collection............................................................................................................................................... 6-9 6.9 Relevant Alarms and Events.........................................................................................................................6-10 6.10 FAQs...........................................................................................................................................................6-10

7 1+1 HSB........................................................................................................................................7-17.1 Introduction.....................................................................................................................................................7-3 7.2 Basic Concepts................................................................................................................................................7-3 7.2.1 System Configuration.............................................................................................................................7-4 7.2.2 Protection Type......................................................................................................................................7-6 7.2.3 Switching Condition...............................................................................................................................7-6 7.2.4 Switching Impact....................................................................................................................................7-9 7.3 Specifications................................................................................................................................................7-10 7.4 Availability....................................................................................................................................................7-10 7.5 Principles.......................................................................................................................................................7-11 7.5.1 SDH/PDH Radio..................................................................................................................................7-11 7.5.2 Hybrid Radio........................................................................................................................................7-13 7.6 Planning Guidelines......................................................................................................................................7-16 7.7 Configuration Procedure...............................................................................................................................7-16 7.8 Configuration Example.................................................................................................................................7-17 7.8.1 Networking Diagram............................................................................................................................7-17 7.8.2 Service Planning...................................................................................................................................7-18 7.8.3 Configuration Process..........................................................................................................................7-19 7.9 Task Collection.............................................................................................................................................7-20 7.10 Relevant Alarms and Events.......................................................................................................................7-20 7.11 FAQs...........................................................................................................................................................7-21

8 1+1 FD...........................................................................................................................................8-18.1 Introduction.....................................................................................................................................................8-3 8.2 Basic Concepts................................................................................................................................................8-4 8.2.1 System Configuration.............................................................................................................................8-4 Issue 05 (2010-10-30) Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. ix

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OptiX RTN 620 Radio Transmission System Feature Description 8.2.2 Protection Type......................................................................................................................................8-7 8.2.3 Switching Conditions.............................................................................................................................8-8 8.2.4 Switching Impact..................................................................................................................................8-11

8.3 Specifications................................................................................................................................................8-11 8.4 Availability....................................................................................................................................................8-12 8.5 Principles.......................................................................................................................................................8-13 8.5.1 SDH/PDH Radio..................................................................................................................................8-13 8.5.2 Hybrid Radio........................................................................................................................................8-15 8.6 Planning Guidelines......................................................................................................................................8-19 8.7 Configuration Procedure...............................................................................................................................8-19 8.8 Configuration Example.................................................................................................................................8-20 8.8.1 Networking Diagram............................................................................................................................8-20 8.8.2 Service Planning...................................................................................................................................8-21 8.8.3 Configuration Process..........................................................................................................................8-22 8.9 Task Collection.............................................................................................................................................8-23 8.10 Relevant Alarms and Events.......................................................................................................................8-24 8.11 FAQs...........................................................................................................................................................8-24

9 1+1 SD...........................................................................................................................................9-19.1 Introduction.....................................................................................................................................................9-3 9.2 Basic Concepts................................................................................................................................................9-4 9.2.1 System Configuration.............................................................................................................................9-4 9.2.2 Protection Type......................................................................................................................................9-6 9.2.3 Switching Condition...............................................................................................................................9-7 9.2.4 Switching Impact..................................................................................................................................9-11 9.3 Specifications................................................................................................................................................9-11 9.4 Availability....................................................................................................................................................9-11 9.5 Principles.......................................................................................................................................................9-12 9.5.1 SDH/PDH Radio..................................................................................................................................9-13 9.5.2 Hybrid Radio........................................................................................................................................9-15 9.6 Planning Guidelines......................................................................................................................................9-19 9.7 Configuration Procedure...............................................................................................................................9-20 9.8 Configuration Example.................................................................................................................................9-20 9.8.1 Networking Diagram............................................................................................................................9-20 9.8.2 Service Planning...................................................................................................................................9-21 9.8.3 Configuration Process..........................................................................................................................9-22 9.9 Task Collection.............................................................................................................................................9-23 9.10 Relevant Alarms and Events.......................................................................................................................9-24 9.11 FAQs...........................................................................................................................................................9-24

10 Cross-Polarization Interference Cancellation...................................................................10-110.1 Introduction.................................................................................................................................................10-3 10.2 Basic Concepts............................................................................................................................................10-4 10.2.1 CCDP and XPIC.................................................................................................................................10-4 x Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. Issue 05 (2010-10-30)


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10.2.2 System Configuration.........................................................................................................................10-5 10.3 Specifications..............................................................................................................................................10-6 10.4 Availability..................................................................................................................................................10-6 10.5 Principles.....................................................................................................................................................10-8 10.6 Planning Guidelines....................................................................................................................................10-9 10.7 Configuration Procedure.............................................................................................................................10-9 10.8 Configuration Example.............................................................................................................................10-10 10.8.1 Networking Diagram........................................................................................................................10-10 10.8.2 Service Planning...............................................................................................................................10-12 10.8.3 Configuration Process......................................................................................................................10-14 10.9 Task Collection.........................................................................................................................................10-16 10.10 Relevant Alarms and Events...................................................................................................................10-16 10.11 FAQs.......................................................................................................................................................10-16

11 N+1 Protection........................................................................................................................11-111.1 Introduction.................................................................................................................................................11-3 11.2 Basic Concepts............................................................................................................................................11-4 11.2.1 System Configuration.........................................................................................................................11-4 11.2.2 Protection Type..................................................................................................................................11-7 11.2.3 Switching Condition...........................................................................................................................11-8 11.2.4 Switching Impact..............................................................................................................................11-10 11.3 Specifications............................................................................................................................................11-10 11.4 Reference Standards and Protocols...........................................................................................................11-10 11.5 Availability................................................................................................................................................11-11 11.6 Principles...................................................................................................................................................11-11 11.6.1 2+1 Protection Configuration...........................................................................................................11-11 11.6.2 3+1 Protection Configuration...........................................................................................................11-13 11.7 Planning Guidelines..................................................................................................................................11-15 11.8 Configuration Procedure...........................................................................................................................11-15 11.9 Configuration Example.............................................................................................................................11-17 11.9.1 Networking Diagram........................................................................................................................11-17 11.9.2 Service Planning...............................................................................................................................11-19 11.9.3 Configuration Process......................................................................................................................11-22 11.10 Task Collection.......................................................................................................................................11-25 11.11 Relevant Alarms and Performance Events..............................................................................................11-25 11.12 FAQs.......................................................................................................................................................11-26

12 Automatic Transmit Power Control...................................................................................12-112.1 Introduction.................................................................................................................................................12-2 12.2 Specifications..............................................................................................................................................12-3 12.3 Availability..................................................................................................................................................12-3 12.4 Principles.....................................................................................................................................................12-4 12.5 Planning Guidelines....................................................................................................................................12-5 12.6 Configuration Procedure.............................................................................................................................12-6 Issue 05 (2010-10-30) Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. xi

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12.7 Configuration Example...............................................................................................................................12-6 12.7.1 Networking Diagram..........................................................................................................................12-7 12.7.2 Service Planning.................................................................................................................................12-7 12.7.3 Configuration Process........................................................................................................................12-8 12.8 Task Collection...........................................................................................................................................12-8 12.9 Relevant Alarms and Events.......................................................................................................................12-9 12.10 FAQs.........................................................................................................................................................12-9

13 Adaptive Modulation............................................................................................................13-113.1 Introduction.................................................................................................................................................13-2 13.2 Specifications..............................................................................................................................................13-3 13.3 Availability..................................................................................................................................................13-4 13.4 Principles.....................................................................................................................................................13-4 13.5 Planning Guidelines....................................................................................................................................13-6 13.6 Configuration Procedure.............................................................................................................................13-7 13.7 Configuration Example...............................................................................................................................13-7 13.7.1 Networking Diagram..........................................................................................................................13-7 13.7.2 Service Planning.................................................................................................................................13-7 13.7.3 Configuration Process........................................................................................................................13-8 13.8 Task Collection...........................................................................................................................................13-9 13.9 Relevant Alarms and Events.......................................................................................................................13-9 13.10 FAQs.........................................................................................................................................................13-9

14 Subnetwork Connection Protection................................................................................... 14-114.1 Introduction.................................................................................................................................................14-3 14.2 Basic Concepts............................................................................................................................................14-3 14.2.1 Protection Type..................................................................................................................................14-4 14.2.2 SNCP Service Pair.............................................................................................................................14-4 14.2.3 Hold-Off Time....................................................................................................................................14-5 14.2.4 Switching Conditions.........................................................................................................................14-7 14.2.5 Switching Impact..............................................................................................................................14-11 14.3 Specifications............................................................................................................................................14-11 14.4 Reference Standards and Protocols...........................................................................................................14-12 14.5 Availability................................................................................................................................................14-12 14.6 Principles...................................................................................................................................................14-13 14.7 Planning Guidelines..................................................................................................................................14-14 14.8 Configuration Procedure...........................................................................................................................14-15 14.9 Configuration Example.............................................................................................................................14-16 14.9.1 Networking Diagram........................................................................................................................14-16 14.9.2 Service Planning...............................................................................................................................14-17 14.9.3 Configuration Process......................................................................................................................14-19 14.10 Task Collection.......................................................................................................................................14-23 14.11 Relevant Alarms and Events...................................................................................................................14-24 14.12 FAQs.......................................................................................................................................................14-24 xii Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. Issue 05 (2010-10-30)


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15 Linear MSP..............................................................................................................................15-115.1 Introduction.................................................................................................................................................15-3 15.2 Basic Concepts............................................................................................................................................15-4 15.2.1 Protection Type..................................................................................................................................15-5 15.2.2 Meanings of K Bytes..........................................................................................................................15-6 15.2.3 Switching Conditions.........................................................................................................................15-7 15.2.4 Switching Impact..............................................................................................................................15-10 15.3 Specifications............................................................................................................................................15-10 15.4 Reference Standards and Protocols...........................................................................................................15-11 15.5 Availability................................................................................................................................................15-11 15.6 Principles...................................................................................................................................................15-11 15.6.1 1+1 Linear MSP...............................................................................................................................15-12 15.6.2 1:N Linear MSP...............................................................................................................................15-13 15.7 Planning Guidelines..................................................................................................................................15-14 15.8 Configuration Procedure...........................................................................................................................15-15 15.9 Configuration Example.............................................................................................................................15-15 15.9.1 Networking Diagram........................................................................................................................15-16 15.9.2 Service Planning...............................................................................................................................15-16 15.9.3 Configuration Process......................................................................................................................15-17 15.10 Task Collection.......................................................................................................................................15-18 15.11 Relevant Alarms and Events...................................................................................................................15-18 15.12 FAQs.......................................................................................................................................................15-19

16 Two-Fiber Bidirectional Ring MSP....................................................................................16-116.1 Introduction.................................................................................................................................................16-3 16.2 Basic Concepts............................................................................................................................................16-4 16.2.1 Protection Type..................................................................................................................................16-5 16.2.2 Meanings of Byte K...........................................................................................................................16-5 16.2.3 Switching Conditions.........................................................................................................................16-7 16.2.4 Switching Impact................................................................................................................................16-9 16.3 Specifications..............................................................................................................................................16-9 16.4 Reference Standards and Protocols...........................................................................................................16-10 16.5 Availability................................................................................................................................................16-10 16.6 Principles...................................................................................................................................................16-10 16.7 Planning Guidelines..................................................................................................................................16-12 16.8 Configuration Procedure...........................................................................................................................16-13 16.9 Configuration Example.............................................................................................................................16-13 16.9.1 Networking Diagram........................................................................................................................16-13 16.9.2 Service Planning...............................................................................................................................16-14 16.9.3 Configuration Process......................................................................................................................16-14 16.10 Task Collection.......................................................................................................................................16-16 16.11 Relevant Alarms and Events...................................................................................................................16-16 16.12 FAQs.......................................................................................................................................................16-16 Issue 05 (2010-10-30) Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. xiii

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17 Ethernet over SDH/PDH.......................................................................................................17-117.1 Introduction.................................................................................................................................................17-3 17.2 Basic Concepts............................................................................................................................................17-6 17.2.1 Encapsulation and Mapping Protocols...............................................................................................17-6 17.2.2 Virtual Concatenation........................................................................................................................ 17-7 17.2.3 LCAS..................................................................................................................................................17-8 17.3 Specifications..............................................................................................................................................17-8 17.4 Reference Standards and Protocols...........................................................................................................17-10 17.5 Availability................................................................................................................................................17-11 17.6 Working Principle.....................................................................................................................................17-12 17.6.1 Encapsulation and Mapping.............................................................................................................17-12 17.6.2 Virtual Concatenation......................................................................................................................17-16 17.6.3 LCAS................................................................................................................................................17-18 17.7 Planning Guidelines..................................................................................................................................17-22 17.8 Configuration Procedure...........................................................................................................................17-23 17.9 Configuration Example.............................................................................................................................17-26 17.10 Task Collection.......................................................................................................................................17-26 17.11 Relevant Alarms and Events...................................................................................................................17-26 17.12 FAQs.......................................................................................................................................................17-28

18 VLAN........................................................................................................................................18-118.1 Introduction.................................................................................................................................................18-3 18.2 Basic Concepts............................................................................................................................................18-4 18.2.1 Frame Format.....................................................................................................................................18-4 18.2.2 TAG Attribute....................................................................................................................................18-5 18.3 Specifications..............................................................................................................................................18-6 18.4 Reference Standards and Protocols.............................................................................................................18-6 18.5 Availability..................................................................................................................................................18-7 18.6 Principles.....................................................................................................................................................18-7 18.7 Planning Guidelines.................................................................................................................................... 18-7 18.8 Configuration Procedure.............................................................................................................................18-8 18.9 Configuration Example.............................................................................................................................18-21 18.10 Task Collection.......................................................................................................................................18-21 18.11 Relevant Alarms and Events...................................................................................................................18-22 18.12 FAQs.......................................................................................................................................................18-22

19 QinQ.........................................................................................................................................19-119.1 Introduction.................................................................................................................................................19-3 19.2 Basic Concepts............................................................................................................................................19-4 19.2.1 Frame Format.....................................................................................................................................19-4 19.2.2 Network Attributes.............................................................................................................................19-5 19.2.3 Application of the QinQ Technology in Private Line Services..........................................................19-6 19.2.4 Application of the QinQ Technology in 802.1ad Bridge Services.....................................................19-9 19.3 Specifications............................................................................................................................................19-11 xiv Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. Issue 05 (2010-10-30)


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19.4 Reference Standards and Protocols...........................................................................................................19-12 19.5 Availability................................................................................................................................................19-12 19.6 Principles...................................................................................................................................................19-13 19.7 Planning Guidelines..................................................................................................................................19-15 19.8 Configuration Procedure...........................................................................................................................19-16 19.9 Configuration Example.............................................................................................................................19-29 19.10 Task Collection.......................................................................................................................................19-29 19.11 Relevant Alarms and Events...................................................................................................................19-30 19.12 FAQs.......................................................................................................................................................19-30

20 Layer 2 Switching................................................................................................................... 20-120.1 Introduction.................................................................................................................................................20-3 20.2 Basic Concepts............................................................................................................................................20-4 20.2.1 Bridge.................................................................................................................................................20-4 20.2.2 Hub/Spoke..........................................................................................................................................20-6 20.2.3 Managing a MAC Address Table.......................................................................................................20-7 20.3 Specifications..............................................................................................................................................20-7 20.4 Reference Standards and Protocols.............................................................................................................20-8 20.5 Availability..................................................................................................................................................20-8 20.6 Principles.....................................................................................................................................................20-9 20.7 Planning Guidelines..................................................................................................................................20-10 20.8 Configuration Procedure...........................................................................................................................20-10 20.9 Configuration Example.............................................................................................................................20-31 20.10 Task Collection.......................................................................................................................................20-31 20.11 Relevant Alarms and Events...................................................................................................................20-32 20.12 FAQs.......................................................................................................................................................20-32

21 Ethernet Ring Protection Switching...................................................................................21-121.1 Introduction.................................................................................................................................................21-3 21.2 Basic Concepts............................................................................................................................................21-4 21.2.1 Protection Instance.............................................................................................................................21-5 21.2.2 Protection Type..................................................................................................................................21-6 21.2.3 R-APS Message..................................................................................................................................21-6 21.2.4 R-APS Timer......................................................................................................................................21-8 21.2.5 Switching Condition...........................................................................................................................21-9 21.2.6 Switching Impact..............................................................................................................................21-10 21.3 Specifications............................................................................................................................................21-11 21.4 Reference Standards and Protocols...........................................................................................................21-11 21.5 Availability................................................................................................................................................21-12 21.6 Principles...................................................................................................................................................21-12 21.7 Planning Guidelines..................................................................................................................................21-15 21.8 Configuration Procedure...........................................................................................................................21-16 21.9 Configuration Example.............................................................................................................................21-17 21.9.1 Networking Diagram........................................................................................................................21-17 Issue 05 (2010-10-30) Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. xv

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OptiX RTN 620 Radio Transmission System Feature Description 21.9.2 Service Planning...............................................................................................................................21-18 21.9.3 Configuration Process......................................................................................................................21-19

21.10 Task Collection.......................................................................................................................................21-20 21.11 Relevant Alarms and Events...................................................................................................................21-20 21.12 FAQs.......................................................................................................................................................21-21

22 STP............................................................................................................................................22-122.1 Introduction.................................................................................................................................................22-3 22.2 Basic Concepts............................................................................................................................................22-4 22.3 Specifications..............................................................................................................................................22-7 22.4 Reference Standards and Protocols.............................................................................................................22-7 22.5 Availability..................................................................................................................................................22-8 22.6 Principles.....................................................................................................................................................22-8 22.7 Planning Guidelines..................................................................................................................................22-10 22.8 Configuration Procedure...........................................................................................................................22-11 22.9 Configuration Example.............................................................................................................................22-11 22.9.1 Networking Diagram........................................................................................................................22-12 22.9.2 Service Planning...............................................................................................................................22-12 22.9.3 Configuration Process......................................................................................................................22-14 22.10 Task Collection.......................................................................................................................................22-15 22.11 Relevant Alarms and Events...................................................................................................................22-15 22.12 FAQs.......................................................................................................................................................22-15

23 IGMP Snooping......................................................................................................................23-123.1 Introduction.................................................................................................................................................23-3 23.2 Basic Concepts............................................................................................................................................23-4 23.3 Specifications..............................................................................................................................................23-5 23.4 Reference Standards and Protocols.............................................................................................................23-6 23.5 Availability..................................................................................................................................................23-6 23.6 Principles.....................................................................................................................................................23-7 23.7 Planning Guidelines.................................................................................................................................... 23-8 23.8 Configuration Procedure.............................................................................................................................23-8 23.9 Configuration Example...............................................................................................................................23-9 23.9.1 Networking Diagram..........................................................................................................................23-9 23.9.2 Service Planning...............................................................................................................................23-10 23.9.3 Configuration Process......................................................................................................................23-10 23.10 Task Collection.......................................................................................................................................23-11 23.11 Relevant Alarms and Events...................................................................................................................23-11 23.12 FAQs.......................................................................................................................................................23-11

24 Link Aggregation Group......................................................................................................24-124.1 Introduction.................................................................................................................................................24-3 24.2 Basic Concepts............................................................................................................................................24-3 24.2.1 LAG Types.........................................................................................................................................24-4 xvi Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. Issue 05 (2010-10-30)


Contents

24.2.2 Port Types.......................................................................................................................................... 24-5 24.2.3 Switching Conditions.........................................................................................................................24-5 24.2.4 Switching Impact................................................................................................................................24-6 24.3 Specifications..............................................................................................................................................24-6 24.4 Reference Standards and Protocols.............................................................................................................24-7 24.5 Availability..................................................................................................................................................24-7 24.6 Principles.....................................................................................................................................................24-7 24.7 Planning Guidelines....................................................................................................................................24-9 24.8 Configuration Procedure...........................................................................................................................24-10 24.9 Configuration Example.............................................................................................................................24-11 24.9.1 Networking Diagram........................................................................................................................24-11 24.9.2 Service Planning...............................................................................................................................24-12 24.9.3 Configuration Process......................................................................................................................24-12 24.10 Task Collection.......................................................................................................................................24-13 24.11 Relevant Alarms and Events...................................................................................................................24-13 24.12 FAQs.......................................................................................................................................................24-13

25 Link State Pass Through.......................................................................................................25-125.1 Introduction.................................................................................................................................................25-3 25.2 Basic Concepts............................................................................................................................................25-4 25.2.1 LPT Bearer Mode...............................................................................................................................25-5 25.2.2 Hold-Off Time....................................................................................................................................25-5 25.3 Specifications..............................................................................................................................................25-7 25.4 Reference Standards and Protocols.............................................................................................................25-7 25.5 Availability..................................................................................................................................................25-8 25.6 Principles.....................................................................................................................................................25-8 25.6.1 Point-to-Point Service........................................................................................................................25-9 25.6.2 Point-to-Multipoint Service..............................................................................................................25-10 25.7 Planning Guidelines..................................................................................................................................25-12 25.8 Configuration Procedure...........................................................................................................................25-13 25.9 Configuration Example.............................................................................................................................25-13 25.9.1 Networking Diagram........................................................................................................................25-14 25.9.2 Service Planning...............................................................................................................................25-14 25.9.3 Configuration Process......................................................................................................................25-15 25.10 Task Collection.......................................................................................................................................25-16 25.11 Relevant Alarms and Events...................................................................................................................25-17 25.12 FAQs.......................................................................................................................................................25-17

26 QoS............................................................................................................................................26-126.1 Introduction.................................................................................................................................................26-3 26.2 Basic Concepts............................................................................................................................................26-4 26.2.1 Traffic Classification..........................................................................................................................26-5 26.2.2 CoS.....................................................................................................................................................26-5 26.2.3 CAR....................................................................................................................................................26-6 Issue 05 (2010-10-30) Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. xvii

Contents

OptiX RTN 620 Radio Transmission System Feature Description 26.2.4 Traffic Shaping...................................................................................................................................26-7 26.2.5 Queue Scheduling..............................................................................................................................26-8 26.2.6 QoS Model.......................................................................................................................................26-11

26.3 Specifications............................................................................................................................................26-12 26.4 Reference Standards and Protocols...........................................................................................................26-14 26.5 Availability................................................................................................................................................26-14 26.6 Principles...................................................................................................................................................26-15 26.6.1 CAR..................................................................................................................................................26-16 26.6.2 Traffic Shaping.................................................................................................................................26-17 26.7 Planning Guidelines..................................................................................................................................26-18 26.8 Configuration Procedure...........................................................................................................................26-19 26.9 Configuration Example.............................................................................................................................26-20 26.9.1 Networking Diagram........................................................................................................................26-20 26.9.2 Service Planning...............................................................................................................................26-23 26.9.3 Configuration Process......................................................................................................................26-31 26.10 Task Collection.......................................................................................................................................26-38 26.11 Relevant Alarms and Events...................................................................................................................26-38 26.12 FAQs.......................................................................................................................................................26-38

27 ETH-OAM................................................................................................................................27-127.1 Introduction.................................................................................................................................................27-3 27.2 Basic Concepts............................................................................................................................................27-4 27.2.1 IEEE 802.1ag OAM Management.....................................................................................................27-4 27.2.2 IEEE 802.1ag OAM Operation..........................................................................................................27-7 27.2.3 IEEE 802.3ah OAM Operation..........................................................................................................27-8 27.3 Specifications............................................................................................................................................27-10 27.4 Reference Standards and Protocols...........................................................................................................27-11 27.5 Availability................................................................................................................................................27-11 27.6 Principles...................................................................................................................................................27-12 27.6.1 IEEE 802.1ag OAM.........................................................................................................................27-12 27.6.2 IEEE 802.3ah OAM.........................................................................................................................27-16 27.7 Planning Guidelines..................................................................................................................................27-25 27.8 Configuration Procedure...........................................................................................................................27-26 27.8.1 IEEE 802.1ag OAM.........................................................................................................................27-26 27.8.2 IEEE 802.3ah OAM.........................................................................................................................27-29 27.9 Configuration Example (IEEE 802.1ag OAM).........................................................................................27-30 27.9.1 Networking Diagram........................................................................................................................27-31 27.9.2 Service Planning...............................................................................................................................27-31 27.9.3 Configuration Process......................................................................................................................27-34 27.10 Configuration Example (IEEE 802.3ah OAM).......................................................................................27-36 27.10.1 Networking Diagram......................................................................................................................27-36 27.10.2 Service Planning.............................................................................................................................27-37 27.10.3 Configuration Process....................................................................................................................27-38 xviii Huawei Proprietary and Confidential Copyright Huawei Technologies Co., Ltd. Issue 05 (2010-10-30)


Contents

27.11 Task Collection.......................................................................................................................................27-39 27.11.1 Task Collection (IEEE 802.1ag OAM)..........................................................................................27-39 27.11.2 Task Collection (IEEE 802.1ah OAM)..........................................................................................27-40 27.12 Relevant Alarms and Events...................................................................................................................27-40 27.13 FAQs.......................................................................................................................................................27-41

28 Synchronous Ethernet...........................................................................................................28-128.1 Introduction.................................................................................................................................................28-3 28.2 Specifications..............................................................................................................................................28-3 28.3 Reference Standards and Protocols.............................................................................................................28-4 28.4 Availability..................................................................................................................................................28-4 28.5 Principles.....................................................................................................................................................28-4 28.6 Planning Guidelines.................................................................................................................................... 28-5 28.7 Configuration Procedure.............................................................................................................................28-6 28.8 Configuration Example...............................................................................................................................28-6 28.8.1 Networking Diagram..........................................................................................................................28-6 28.8.2 Service Planning.................................................................................................................................28-7 28.8.3 Configuration Process........................................................................................................................28-7 28.9 Task Collection........................................................................................................................................... 28-8 28.10 Relevant Alarms and Events.........................................................................

RTN 620 Feature Description(V100R005C00_05)

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