Post on 12-Jan-2016
transcript
AIMS WorkshopHeidelberg, 9-11 March 1998
IN and B-ISDN Signalling Integration on ATM Platforms
ParticipatingEuropean Countries:
AIMS WorkshopHeidelberg, 9-11 March 1998
Germany
Project Overview
Bert F. KOCHBert F. KOCH
Bert.Koch@oen.siemens.de
http://www.fokus.gmd.de/nthp/insignia/
AIMS WorkshopHeidelberg, 9-11 March 1998
Overall project objectives
• Demonstration of trans-Europeanswitched ATM networking starting spring '97;
• Interconnection of islands in Germany, Italy, and Spain
Services
B-ISDNSignalling
IntelligentNetwork
AIMS WorkshopHeidelberg, 9-11 March 1998
Consortium
Siemens SchweizSwitzerland
Siemens ATEABelgium
Deutsche TelekomGermany
Siemens
GermanyPrime Contractor
F U BItaly
Italtel
Italy
Univ. of TwenteThe Netherlands
Telefonica de Esp.
Spain
GPT
United Kingdom
CORITELItaly
Telecom Italia
Italy
CSELT
Italy
GMD-FOKUS
Germany
NTUA
Greece
Equipment Manufacturer
Network Operator
Research
AIMS WorkshopHeidelberg, 9-11 March 1998
INSIGNIA Intelligent Network Architecture
B-SSP2B-SSP1
B-SCP
End System
INinterface
UNISignalling
NNISignalling
B-IP
UNISignalling
INinterface
ServiceLogic
SessionModel
• New object-oriented session model in B-SSP for the co-ordination of complex connection configurations
• New service logic (and creation environment) for multimedia services
• New concept for Broadband IP (Intelligent Peripheral)
• Broadband end systems
AIMS WorkshopHeidelberg, 9-11 March 1998
Interfaces and Protocols
B-SSP2B-SSP1
B-SCP
End SystemATM
SAAL(UNI)
DSS2
ATM
SAAL(NNI)
B-ISUP
MTP-3B
ATM
SAAL(NNI)
TCAP
B-INAP
SCCPMTP-3B
INinterface
UNI NNI
B-IP
UNI
INinterface
NewSubset
Unchanged
Colour Code:
AIMS WorkshopHeidelberg, 9-11 March 1998
Selected services for the first trial
Network Service
• Broadband Virtual Private Network B-VPNB-VPN
Multimedia application services• Interactive Multimedia Retrieval IMRIMR• Computer Supported Cooperative Work CSCWCSCW
AIMS WorkshopHeidelberg, 9-11 March 1998
Islands for the First Trial
B -S S PB -S S P
B -SC P B -SC P
U ser U ser
M ilan
U ser
B -SC P
B -S S P
M adrid
U ser U serB -S S P
B -SC P
M unich
Berlin
Turin
B -IP B -IP
B -IP
B -IP
JAMESJAMES
NHNH
NHNH
NHNH
AIMS WorkshopHeidelberg, 9-11 March 1998
Physical and Virtual Networks
PhysicalNetworkStructure
User Group X User Group YVirtualNetworkStructure
A1
A2 A3
A4
B1
B2
B3
B4
C1
C2
C3
C4
A2B1
C2B2 C3
VPN is an end systems independent network service
AIMS WorkshopHeidelberg, 9-11 March 1998
Broadband Virtual Private Network Service
CallingUser
CalledUser
B-SSP
Call set-up (by user) Influence of service logic
User-initiated connection
B-SCP
AIMS WorkshopHeidelberg, 9-11 March 1998
EuropeanATM network
MUC2 MAD1MAD2
B-SSP
VPN
Call Display
B-SSP
B-SCP Munich B-SCP Madrid
MUC1
MUC3
B-VPN: On-net-to-on-net call, international
AIMS WorkshopHeidelberg, 9-11 March 1998
Broadband Video on Demand Service
Set TopBox (STB)
B-IP(Broke
r)
Call set-up (by user) Influence of service logic
User-initiated connection SCP-initiated connection
B-SCP
B-SSP
Video ServerTV
AIMS WorkshopHeidelberg, 9-11 March 1998
B-VOD demonstration configuration
NationalATM network
MIL1 TOR 1
B-SSP B-SSP
B-SCP Milan B-SCP Turin
B-IP TV
VideoServer 1
TV VideoServer 2
B-IP
AIMS WorkshopHeidelberg, 9-11 March 1998
Broadband Videoconference Service
Conferee&
Originator
Conferee
Call set-up (by user) Influence of service logic
User-initiated connection SCP-initiated connection
B-SCP B-IP
B-SSP
Conferee
AIMS WorkshopHeidelberg, 9-11 March 1998
EuropeanATM Network
MUC2
MUC3MUC1
MAD1
MAD2
Call Display
BLN
Munich Madrid Berlin
B-SSP
B-SSP
Munich Madrid
B-SCP B-SCPB-IP B-IP
Intelligent creation / modification of a conference
AIMS WorkshopHeidelberg, 9-11 March 1998
Broadband Virtual Private Network Service
User
MunichMunich
MadridMadrid
NHNH
JAMESJAMES
NHNH
B-SSPB-SSP
B-SCP B-SCP
User
AIMS WorkshopHeidelberg, 9-11 March 1998
Interactive Multimedia Retrieval
MilanMilanTurinTurin
NHNH
B-SSPB-SSP
B-SCP
B-SCP
B-IP B-IP
Video Server
Video Server
User
UserTV
TV
AIMS WorkshopHeidelberg, 9-11 March 1998
Computer Supported Cooperative Work
User
User
MunichMunich
(Berlin)(Berlin)MadridMadrid
TurinTurin
B-IP
NHNH
NHNH
NHNH
JAMESJAMESB-SSP B-SSP
B-SSP
B-SCP
B-SCP
B-IP
B-IP
B-IPB-SCP
User
User User
User
AIMS WorkshopHeidelberg, 9-11 March 1998
M adrid
B -IP (B -in telligent peripheral)B -S CP (B -service contro l po in t)B -VP N term inals (B -virtual p rivatenetw ork)
German N ationalHost
J A M ES
S pan ish N atio nalH ost
Italian N ationalH ost
S et top boxV ideo server
M ilanTurin
B -S S P B -S S PB -S S P
M unich
B -S S P
BerlinA T M
sw itch
B -VC term inals (B -video conference)
Island and connections for the First trial
AIMS WorkshopHeidelberg, 9-11 March 1998
Main Difference between First and Second Trial
First trial:First trial:
All IN serviceAll IN servicerequests handledrequests handledby local SCPby local SCP
Second trial:Second trial:
Some IN serviceSome IN servicerequests handledrequests handledby remote SCPby remote SCP
(SSP-SCP signalling(SSP-SCP signallingthrough wide-area network)through wide-area network)
B-SSP
B-SSP
B-SCP
B-SCP
User
AIMS WorkshopHeidelberg, 9-11 March 1998
Second Trial (Summer 1998)
• Centralized SCP per service (remote SCP)
• User-Service interaction (UTSI / STUI)
• Relationship between B-IN and TINA
• New Service: Broadband Virtual Intranet (VPN applied to private TCP/IP networks)
AIMS WorkshopHeidelberg, 9-11 March 1998
Selected Services for the Second Trial
Network Service
• Broadband Virtual Private Network B-VPN B-VPN (supporting applications like Broadband Video-Telephony and Virtual Intranet)
Multimedia application services
• Interactive Multimedia Retrieval IMR IMR
• Broadband Video Conference B-VCB-VC
AIMS WorkshopHeidelberg, 9-11 March 1998
Additional Service Features for the Second Trial
B-VPN
• Remote VPN Access and Follow Me (these features make use of the User Service Interaction)
IMR
• Different applications (VOD, NOD, MOD) within a single service instance
• Reconnection to the broker when the selected content ends
B-VC• New procedures: Invite, Disconnect and Invitation Checking
AIMS WorkshopHeidelberg, 9-11 March 1998
Broadband Virtual Intranet
• Realizes a logical subnet of the public Broadband ISDN to support corporate Intranets (TCP/IP)
• Based on generic INSIGNIA VPN service
• Endsystems support Classical IP over ATM
• Access security provided by the IN (User Registration and Subscription in SCP)
• Incorporation of traditional LAN Intranets via Proxy Server Technology
AIMS WorkshopHeidelberg, 9-11 March 1998
Broadband Virtual Intranet
WEBClient 2
WEBServer A(Proxy)
B-SSP
Call set-up (by user) Influence of service logic
IP over ATM
B-SCP
ARP-Server
WEBServer BWEB
Client 1
Other parts of Intranet (e.g.LAN)
WEBServer C
ATM Network
Address Resolution
AIMS WorkshopHeidelberg, 9-11 March 1998
EuropeanATM network
WEBClient 1
WEBServer 2(Proxy)
WEBClient 3
B-SSP
B-VI / VPN
B-SSP
MunichB-SCP
(remote) Madrid
WEBClient 2
B-VI: On-net-to-on-net call, international
ARPServer
Intranet-LAN
WEBServer 3
WEBServer 1
AIMS WorkshopHeidelberg, 9-11 March 1998
Possible Relationship between INSIGNIA and TINA
Object-orientedSSF
CCF
AU Adaptation unit
TINArizedSCF, SDF, SMF
(Service Objects)
TraditionalSignalling and(IN) Switching
AIMS WorkshopHeidelberg, 9-11 March 1998
Conclusions
• Implementation of B-IN network elements
• Implementation of advanced multimedia services based on native ATM
• B-IN and B-ISDN field trials via European ATM network
• Performance models and measurement for B-IN
• Contributions to ITU-T standardization (ITU-T: IN CS3)