RTN 620 Feature Description V100R005C00 05

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About This Document

Related Versions

The following table lists the product versions related to this document.

Product Name Version

OptiX RTN 620 V100R005C00

iManager U2000 V100R002C00

Intended Audience

This document describes the main features of the OptiX RTN 620 radio transmission system. It

provides readers a comprehensive knowledge on the functionality, principle, configuration, andmaintenance of the product features.

This document is intended for:

l Network Planning Engineer

l Installation and Commissioning Engineer

l Data Configuration Engineer

l 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.

OptiX RTN 620 Radio Transmission System

Feature Description About This Document

Issue 05 (2010-10-30) Huawei Proprietary and Confidential

Copyright Huawei Technologies Co., Ltd.

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Updates in Issue 04 (2010-08-20) Based on Product Version V100R005C00

This document is the fourth release of the V100R005C00 version.

The following table lists the updates in this document.

Update Description

- Fixed the known bugs.


This document is the third release of the V100R005C00 version.


Update Description

7.6 Planning Guidelines Modified the suggestion for using reverse

switching.


This document is the second release of the V100R005C00 version.


Update Description

14.8 Configuration Procedure The note attached to step 3 in table

"Procedure for configuring SNCP services"

is modified.

23.9.1 Networking Diagram Description of the networking scenarios is

optimized.

24.7 Planning Guidelines The revertive mode is changed to non-

revertive in section "Planning Guidelines of

LAGs in the case of 1+1 Protection".

24.8 Configuration Procedure 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 non-

revertive 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.


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Update Description

25.6.2 Point-to-Multipoint Service The diagram of locating a fault in section

"LPT for Ethernet Port-Shared Ethernet

Services" is modified.

26.3 Specifications 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.

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.


This document is the first release of the V100R005C00 version.

About This Document


Feature Description

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Contents

About This Document...................................................................................................................iii

1 Introduction to the DCN...........................................................................................................1-1

1.1 Composition of the DCN.................................................................................................................................1-2

1.2 Huawei DCN Solution....................................................................................................................................1-31.3 Protocol Converter Solution............................................................................................................................1-5

2 HWECC Solution.......................................................................................................................2-1

2.1 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....................................................................................................................................................2-112.6 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................................................................................................................3-1

3.1 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


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3.4 Reference Standards and Protocols.................................................................................................................3-9

3.5 Availability......................................................................................................................................................3-9

3.6 Principles.......................................................................................................................................................3-10


3.8 Configuration Flow.......................................................................................................................................3-16





3.10 Task Collection...........................................................................................................................................3-22


3.12 FAQs...........................................................................................................................................................3-23

4 OSI over DCC Solution.............................................................................................................4-1

4.1 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


4.8 Configuration Flow.......................................................................................................................................4-134.9 Configuration Example.................................................................................................................................4-15




4.10 Task Collection...........................................................................................................................................4-19


4.12 FAQs...........................................................................................................................................................4-20

5 DCC Transparent Transmission Solution.............................................................................5-1

5.1 Introduction.....................................................................................................................................................5-25.2 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


5.8 Task Collection.............................................................................................................................................5-12

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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


8.7 Configuration Procedure...............................................................................................................................8-19




8.8.3 Configuration Process..........................................................................................................................8-228.9 Task Collection.............................................................................................................................................8-23


8.11 FAQs...........................................................................................................................................................8-24

9 1+1 SD...........................................................................................................................................9-1

9.1 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...................................................................................... .........................................9-79.2.4 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


9.7 Configuration Procedure...............................................................................................................................9-20





9.9 Task Collection.............................................................................................................................................9-23


9.11 FAQs...........................................................................................................................................................9-24

10 Cross-Polarization Interference Cancellation...................................................................10-1

10.1 Introduction.................................................................................................................................................10-3

10.2 Basic Concepts............................................................................................................................................10-4

10.2.1 CCDP and XPIC.................................................................................................................................10-4

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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........................................................................................................................11-1

11.1 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................................................................................................................................................11-1111.6 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





11.10 Task Collection.......................................................................................................................................11-25

11.11 Relevant Alarms and Performance Events..............................................................................................11-25

11.12 FAQs.......................................................................................................................................................11-26

12 Automatic Transmit Power Control...................................................................................12-1

12.1 Introduction.................................................................................................................................................12-2

12.2 Specifications..............................................................................................................................................12-3

12.3 Availability..................................................................................................................................................12-3

12.4 Principles.....................................................................................................................................................12-4







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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


12.10 FAQs.........................................................................................................................................................12-9

13 Adaptive Modulation............................................................................................................13-1

13.1 Introduction.................................................................................................................................................13-2

13.2 Specifications..............................................................................................................................................13-3

13.3 Availability..................................................................................................................................................13-4

13.4 Principles.....................................................................................................................................................13-4







13.8 Task Collection...........................................................................................................................................13-9


13.10 FAQs.........................................................................................................................................................13-9

14 Subnetwork Connection Protection................................................................................... 14-1

14.1 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


14.3 Specifications............................................................................................................................................14-11









14.10 Task Collection.......................................................................................................................................14-23


14.12 FAQs.......................................................................................................................................................14-24

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15 Linear MSP..............................................................................................................................15-1

15.1 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



15.3 Specifications............................................................................................................................................15-10


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







15.10 Task Collection.......................................................................................................................................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


16.2.4 Switching Impact................................................................................................................................16-9

16.3 Specifications..............................................................................................................................................16-9









16.10 Task Collection.......................................................................................................................................16-16


16.12 FAQs.......................................................................................................................................................16-16





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17 Ethernet over SDH/PDH.......................................................................................................17-1

17.1 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


17.5 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




17.10 Task Collection.......................................................................................................................................17-26


17.12 FAQs.......................................................................................................................................................17-28

18 VLAN........................................................................................................................................18-1

18.1 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



18.10 Task Collection.......................................................................................................................................18-21


18.12 FAQs.......................................................................................................................................................18-22

19 QinQ.........................................................................................................................................19-1

19.1 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

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19.5 Availability................................................................................................................................................19-12

19.6 Principles...................................................................................................................................................19-13




19.10 Task Collection.......................................................................................................................................19-29


19.12 FAQs.......................................................................................................................................................19-30

20 Layer 2 Switching...................................................................................................................20-1

20.1 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


20.5 Availability..................................................................................................................................................20-8

20.6 Principles.....................................................................................................................................................20-9




20.10 Task Collection.......................................................................................................................................20-3120.11 Relevant Alarms and Events...................................................................................................................20-32

20.12 FAQs.......................................................................................................................................................20-32

21 Ethernet Ring Protection Switching...................................................................................21-1

21.1 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........................................................................................................ ..............................21-821.2.5 Switching Condition.................................................................................. .........................................21-9


21.3 Specifications............................................................................................................................................21-11


21.5 Availability................................................................................................................................................21-12

21.6 Principles...................................................................................................................................................21-12









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21.10 Task Collection.......................................................................................................................................21-20


21.12 FAQs.......................................................................................................................................................21-21

22 STP............................................................................................................................................22-1

22.1 Introduction.................................................................................................................................................22-3

22.2 Basic Concepts............................................................................................................................................22-4

22.3 Specifications..............................................................................................................................................22-7


22.5 Availability..................................................................................................................................................22-8

22.6 Principles.....................................................................................................................................................22-8







22.10 Task Collection.......................................................................................................................................22-15


22.12 FAQs.......................................................................................................................................................22-15

23 IGMP Snooping......................................................................................................................23-1

23.1 Introduction.................................................................................................................................................23-3

23.2 Basic Concepts............................................................................................................................................23-4

23.3 Specifications..............................................................................................................................................23-5


23.5 Availability..................................................................................................................................................23-6

23.6 Principles.....................................................................................................................................................23-7







23.10 Task Collection.......................................................................................................................................23-11


23.12 FAQs.......................................................................................................................................................23-11

24 Link Aggregation Group......................................................................................................24-1

24.1 Introduction.................................................................................................................................................24-3

24.2 Basic Concepts............................................................................................................................................24-3

24.2.1 LAG Types.........................................................................................................................................24-4

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24.2.2 Port Types.......................................................................................................................................... 24-5


24.2.4 Switching Impact................................................................................................................................24-6

24.3 Specifications..............................................................................................................................................24-6


24.5 Availability..................................................................................................................................................24-7

24.6 Principles.....................................................................................................................................................24-7







24.10 Task Collection.......................................................................................................................................24-1324.11 Relevant Alarms and Events...................................................................................................................24-13

24.12 FAQs.......................................................................................................................................................24-13

25 Link State Pass Through.......................................................................................................25-1

25.1 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.............................................................................................................25-725.5 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







25.10 Task Collection.......................................................................................................................................25-16


25.12 FAQs.......................................................................................................................................................25-17

26 QoS............................................................................................................................................26-1

26.1 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





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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


26.5 Availability................................................................................................................................................26-14

26.6 Principles...................................................................................................................................................26-15

26.6.1 CAR..................................................................................................................................................26-16

26.6.2 Traffic Shaping.................................................................................................................................26-17







26.10 Task Collection.......................................................................................................................................26-38


26.12 FAQs.......................................................................................................................................................26-38

27 ETH-OAM................................................................................................................................27-1

27.1 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


27.5 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


27.8 Configuration Procedure...........................................................................................................................27-2627.8.1 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




27.10 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

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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


27.13 FAQs.......................................................................................................................................................27-41

28 Synchronous Ethernet...........................................................................................................28-1

28.1 Introduction.................................................................................................................................................28-3

28.2 Specifications..............................................................................................................................................28-3


28.4 Availability..................................................................................................................................................28-4

28.5 Principles.....................................................................................................................................................28-4







28.9 Task Collection........................................................................................................................................... 28-8

28.10 Relevant Alarms and Events.....................................................................................................................28-8

28.11 FAQs......................................................................................................................................................... 28-8

29 Remote Monitoring................................................................................................................29-1

29.1 Introduction.................................................................................................................................................29-3

29.2 Basic Concepts............................................................................................................................................29-3

29.2.1 SNMP.................................................................................................................................................29-3

29.2.2 RMON Management Groups.............................................................................................................29-4

29.2.3 List of RMON Alarm Entries.............................................................................................................29-5

29.2.4 List of RMON Performance Entries...................................................................................................29-6

29.3 Specifications............................................................................................................................................29-10


29.5 Availability................................................................................................................................................29-11

29.6 Principles...................................................................................................................................................29-12





29.9.2 Fault Analysis...................................................................................................................................29-15

29.9.3 Troubleshooting Flow......................................................................................................................29-15

29.10 Task Collection.......................................................................................................................................29-16


29.12 FAQs.......................................................................................................................................................29-17

A Task Collection.........................................................................................................................A-1





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A.1 Managing NEs...............................................................................................................................................A-3

A.1.1 Creating NEs by Using the Search Method..........................................................................................A-3

A.1.2 Creating NEs by Using the Manual Method........................................................................................ A-5

A.1.3 Logging In to an NE.............................................................................................................................A-7

A.1.4 Configuring Logical Boards.................................................................................................................A-9

A.1.5 Changing NE IDs...............................................................................................................................A-10

A.1.6 Changing NE Names................................................................................................

RTN 620 Feature Description V100R005C00 05

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