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1 © 2001, Cisco Systems, Inc. All rights reserved. H.323 Markets and Networks Larry Schessel Sr. Manager, Cisco H.323 Forum Leadership Team June 26, 2002.

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Presentation on theme: "1 © 2001, Cisco Systems, Inc. All rights reserved. H.323 Markets and Networks Larry Schessel Sr. Manager, Cisco H.323 Forum Leadership Team June 26, 2002."— Presentation transcript:

1 1 © 2001, Cisco Systems, Inc. All rights reserved. H.323 Markets and Networks Larry Schessel Sr. Manager, Cisco H.323 Forum Leadership Team June 26, 2002

2 222 © 2001, Cisco Systems, Inc. All rights reserved. Meeting Goals Better understanding of:  Voice/Video Over IP Protocols / Market Drivers  H.323 Network Infrastructure  H.323 Network Deployment (Chaim Fried)  H.323 Forum resources

3 333 © 2001, Cisco Systems, Inc. All rights reserved. Evolving Voice/Video Over IP Protocols H.323  ITU standard protocol for interactive conferencing  Evolved from H.320 ISDN standard  Flexible, complex SIP (Session Initiation Protocol)  IETF protocol, near draft standard, for interactive and non-interactive conferencing  Simpler but less mature than H.323 MGCP (Media Gateway Control Protocol)  Emerging for PSTN gateway control, thin device control RTP (Real-time Transport Protocol)  IETF standard media streaming protocol

4 444 © 2001, Cisco Systems, Inc. All rights reserved. Where is the Market Today? Protocols: H.323 maturing  scalable, reliable, mostly positioned in backbone  approximately 90% of VoIP ports and growing video ports SIP in late experimental stage driven by promise of enhanced services  potential positioning in backbone and access MGCP introduced at edge  “standard” protocol between softswitch and endpoint No clear protocol “winner” future networks will be multi-protocol

5 555 © 2001, Cisco Systems, Inc. All rights reserved. Where is the Market Today? (continued) Service Providers: H.323 network infrastructure built and growing Now looking for customers/services to drive traffic Just beginning to consider broadband access Enterprises: Beginning PBX replacement with IP-PBX Voice/Data consolidation H.323 desktop video conferencing beginning to take hold Holds promise of traffic to Service Providers’ H.323 networks

6 666 © 2001, Cisco Systems, Inc. All rights reserved. What are Companies Doing with H.323? Today: Wholesale transit Calling Card Voice Conferencing Voice VPNs Unified Communications IP-PBX PC-to-phone Video conferencing Distance Learning Trial: Call center IP-Centrex Mobility services Custom news / info Voice/Data/Video Collaboration Broadband residential More…

7 777 © 2001, Cisco Systems, Inc. All rights reserved. Evolving the PSTN Network: Replace the Tandem Network Class-5 Exchange Class-4 Exchange Class-4 Exchange Class-5 Exchange The PSTN Model H.323 LRQ GK Packet Network Class-5 Exchange GK Packet Network Class-5 Exchange The VoIP Model Zone-BZone-A

8 888 © 2001, Cisco Systems, Inc. All rights reserved. Evolving the PSTN Network: Replace the Access Network Class-5 Exchange Class-4 Exchange Class-4 Exchange Class-5 Exchange The PSTN Model H.323 LRQ GK Packet Network Class-5 Exchange GK Cable, DSL, ETTH Network The VoIP Model Zone-BZone-A

9 999 © 2001, Cisco Systems, Inc. All rights reserved. Next Generation VoIP Communications Network Class-5 Exchange Class-4 Exchange Class-4 Exchange Class-5 Exchange The PSTN Model H.323 LRQ GK Packet Network GK Cable, DSL, ETTH Network The VoIP Model Zone-BZone-A

10 10 © 2001, Cisco Systems, Inc. All rights reserved. Service Enhancements Class-5 Exchange Class-4 Exchange Class-4 Exchange Class-5 Exchange The PSTN Model H.323 LRQ GK Cable, DSL, ETTH Network The VoIP Model Zone-A GK Packet Network Zone-B Proxy Packet Network PC-Zone H.323 LRQ Proxy Packet Network Conference Zone H.323 LRQ MCU

11 11 © 2001, Cisco Systems, Inc. All rights reserved. PSTN GK Carrier-A Infrastructure Zone PSTN Carrier-A PSTN Carrier-B Carrier / ASP IP-PBX Carrier / ASP SIP Network MGCP Network It’s a Network of Networks: A Multi-Service Internet H323 LRQ SIP Invite Interoperating With New Networks

12 12 © 2001, Cisco Systems, Inc. All rights reserved. H.323 Forum Charter Website (http://www.h323forum.org)  Products and Services  Standards  White Papers  General industry links  FAQs  H.323 Forum Mailing List  Meeting Minutes and Presentations H.323 Forum conference  On-line video conferences 3-4 times per year  2-3 day conference once per year Equipment certification requirements Strategic press releases Organized representation at other conferences

13 13 © 2001, Cisco Systems, Inc. All rights reserved. Getting Involved with H.323 Forum Participate in planning sessions Join Email List:  Announcements: press planning meetings conferences certification events technical discussion  Meeting Minutes Submit content to Website http://www.h323forum.orghttp://www.h323forum.org Become an H.323 Forum member

14 14 © 2001, Cisco Systems, Inc. All rights reserved. Thank-You!


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