Samsung Confidential Ilsoo Ahn NMS R&D Lab Samsung Electronics Co., LTD. Integrated Management for the Next Generation Network.

Samsung

Confidential

Ilsoo AhnIlsoo Ahn

NMS R&D LabNMS R&D Lab

Samsung Electronics Co., LTD.Samsung Electronics Co., LTD.

Integrated Management Integrated Management

for for

the Next Generation Networkthe Next Generation Network

OutlineOutline

Next Generation NetworkNext Generation Network

Next Generation OSSNext Generation OSS

Integrated Management Integrated Management

Next Generation Network

Convergence Voice, data, video : multi-media services Narrowband and broadband Wireline and wireless Local and long distance SoftSwitch technology Packet transport network : IP and ATM Intelligent Network : Service Creation / Control Open systems Commercial-off-the-shelf technology

Wireline Internet Wireless

Packet Network (IP/ATM)

SoftSwitch Access Gateway

IntelligentNetwork

POTS

xDSLLeased Line

SIP

MGCP/ MegacoMGCP/ Megaco

MGCP

SIP

PACKET Network(ATM/IP)

EnterpriseNetwork

PSTN/ISDN

AccessNetwork

PBX

MobileNetwork

NetworkManagement

Center

RADIUSServer

GateKeeper

IP phonesMSC/BSC

OSS

SIPProxy/RedirectServer

ElementManagement

System

PSTN

MediaServer

MediaServer

Enterprise Network

STP

SS7 NetworkBillingServer

SMSSCE

ServiceManagement

SCP DB

TGW

INAP

Network Architecture

ApplicationServer

TGWWMG

AGW

SIP-TH.323

H.323 PhoneSIP PhoneRGW

Softswitch Softswitch

PSTN Internet Wireless

Intelligent Network

Packet Network (IP/ATM)

ApplicationServer

SoftSwitch

Control call connection for MG• MGCP,MEGACO/H.248

Multimedia services

• voice, data, video

PSTN and packet signaling

• SS7, SIP

Open Interfaces

• PSTN, MGW, Application Server

SoftSwitch

Softswitch

Access GatewayInterface to a packet transport network

as well as existing PSTN

using V5.2 or GR303

various user access interfaces :

• POTS

• xDSL Interface

• Leased Line ( ATM, FR, TDM )

• PBX Trunk Group

• ISDN Interface (PRI, BRI)

Access G/W

POTS/PBX

ISDN

xDSL

Leased Line

PSTN

Softswitch

MGCP,MEGACO/H.248

IP/ATM

V5.2

Access Gateway (AGW)

International Standards

( 3 G )

ASCII

X.25

TCP/IP

Interface

Protocols

Object-Oriented

COTS SW

Software Technology

Java

Web

XML

X Windows

Visual C++

Character-based,

Graphical

User Interface

SNMP CMIP

CORBA IIOP

Generations

IETF SNMP

ITU-T TMN

(1988)

TMF NGOSS

ITU-T M.3020

(2000.02)

1 G

OSS Generations

Proprietary

2 G

SNMP

CMIP

SNMP / TMN

Toolkitsad-hoc

Ch

aracteristics

Next Generation OSS for NGN

Requirements Analysis Design Implementation

Business Spec. Protocol Neutral Information Spec.

Protocol Specific Information Spec.

Test Spec.

UML

Use Case Diagram

UMLUse Case Diagram

State Diagram

Activity Diagram

Class Diagram

GDMO CMIP

IIOP (CORBA)

Translation

IDL

TMN in transition : M.3020 (2000.02) TMN Interface Specification

Methodology

SNMP

…

OSS through Java Initiative (OSS/J) open, standard set of JavaTM API’s OSS Common, Service Activation, Quality of Service,

Trouble Ticket, Billing, Inventory API’s TMF : NGOSSTM

New Generation Operations Systems & Software Based on contract specifications and shared information OSS integration with components supporting contracts Common communication infrastructure : messaging bus Commercial-Off-The-Shelf Software : plug & play

A lot of progress, but still lacking the Standard Too many, too little, too late : burden on the industry

Integrated ManagementIntegrated Management

Scope : TMF e-TOM (Telecom Operations Map) Horizontal integration : end to end

Customer Operations Processes: Fulfilment, Assurance, Billing

Multiple network elements: SoftSwitches, Access GW, Trunking GW,

Wireless GW, Home GW, Application Servers …

Multiple technologies : Voice & data, Circuit & packet … New applications/services

• Next Gen. Wireless Service : 2.5G, 3G (CDMA-2000, W-CDMA)• Mobile Internet, Wireless LAN• Broadband internet access : xDSL, Cable Modem, FTTx• Location based services, Multi-media applications

Multiple protocols : TL-1, CMIP, SNMP, CORBA, XML …

……

Vertical integration : top to bottom Business management : CRM, Supplier/Partner RM, Billing Service management and Operations : QoS, SLA Resource Management and Operations Correlation of network events to customer impacts

Management of user terminals Home Networking with intelligent gateways Mobile devices : PDA’s, Handsets … Remote Management

• Fault Diagnostics / Localization, Loop Management• Auto Configuration, Remote Download

Efficiency : technical as well as economical Financial constraint on the Telecom industry Commercial-off-the-shelf rather than custom solutions

ImplementationImplementation

One large system does it all ? A set of loosely coupled distributed systems

Integrated EMS for muntiple NE’s: SoftSwitch, Access Gateway, Application Servers …

Integrated systems for each management functions: Fault, QoS, Provisioning, Inventory, …

Common platform• Common internal architecture : client/server• Common look & feel : Java & Web-based, user-friendly GUI• Mediation for multiple protocols : CMIP, SNMP, TL-1 …• Multiple external interfaces : CORBA, TCP/IP, XML (preferred)

Support for legacy network and systems Flexible customizations on user requirements