1. IPV6-VOIP ANIL K NARAM A1263 CN426-SVU

2. Introduction IPV4 IPV6 VOIP IPV4 to IPV6 Migration of VOIP to IPV6

3. Introduction to IPV6 Expanded addressing capabilities Header format simplification Improved support for extension headers Flow labeling capability Authentication and privacy

4. IPV6 Header Format

5. Version Field Traffic Class Flow Label Payload Length Next Header Hop Limit Source and Destination Address

6. MIGRATING TO IPV6 STAGE 1: IPV4 only networks. STAGE 2:IPV6 islands connected through IPV4 network. STAGE 3:Interconnection of IPV4/IPV6 networks. STAGE 4:IPV4 islands connected through IPV6 network. STAGE 5:IPV6 only networks.

7. Interconnecting IPV6 and IPV4 networks

8. TRANSITION METHODOLOGIES IPV4/IPV6 DUAL STACKS TUNNELING

9. Tunneling mechanism for inter working IPV4& IPV6

10. Several types of IPV6-to-IPV4 tunnels MANUALLY CONFIGURED TUNNELS(MCT) DYNAMIC 6TO4 TUNNELS TEREDO TUNNELING

11. Teredo Clients Teredo Servers Teredo Relays

12. Structure Of IPV6 Teredo address

13. TRANSLATING BETWEEN IPV4 AND IPV6 WITH NAT-PT COMM… IPV4 ONLY N/W WITH IPV6-ONLY

14. VOIP Typical Interconnection of VOIP and PSTN

15. Characteristics of several voice codecs

16. Voip Protocols MGCP(Media gateway control protocol) SIP(Session Initiation Protocol) H.323

17. Media Gateway Control Protocol

18. Typical MGCP Environment MGCP Components: Endpoints Gateways Call Agents

19. SESSION INITIATION PROTOCOL Working Principle of SIP at a glance Proxy Server DNS Server Location Server

20. Basic SIP trapezoid

21. Basic SIP flow label

22. H.323-PROTOCOL AT A GLANCE COLLECTION OF PROTOCOLS Q.931 H.225 H.245

23. Protocol Relationships In H.323

24. Gatekeeper Routed Call Model In H.323

25. OTHER ISSUES DOMAIN NAMING SYSTEM IN IPV6 IPV6 APPLICATION TRANSITION ISSUES

26. SESSION INITIATION PROTOCOL(SIP) AND IPV6 APPLICATIONS WITH IPV6 MIGRATION

27. IPV6/IPV4 network with Session Initiation Protocol

28. CONCLUSION

29. THANK YOU ?