1. CNGI/CERNET2 Updates Jilong Wang, Tsinghua U. 2007-01-23

2. CNGI/CERNET2 CNGI China Next Generation Internet CERNET2 the 2nd generation of China Education and Research Network –25 10G/2.5G POP –40G link between Beijing and Tianjin –Pure IPv6 Routers from Juniper, Bitway, Huawei, Hitachi and CISCO Other Keywords: Multicast, 4o6, DVTS, PlanetLab, IPTV

3. CERNET2 Backbone

5. Network Management?

8. beijing guangzhou shanghai 2006-12

10. Killer Application?

12. Global PlanetLab nodessites Current distribution of 683 nodes over 330 sites SITE NODE sliver NODE sliver slice sliver slice sliver slice sliver slice sliver User are using SLICE

13. 6PlanetLab An IPv6-enalbed PlanetLab –One address for each virtual machine –One address for each user –One address for each session – Enabled with IPv6, each virtual machine can have its own 80 port! Marc Fiuczynski

14. Development of Users

16. Campus Network CERNET2 IPv6 IPv6 L2 DNS NMS

17. Campus Network CERNET2 L2 CERNET DNS NMS

18. Pure IPv6 L1 Multiplexing

19. Pure IPv6 L2 Multiplexing

20. Dual Stack L3 Multiplexing

21. Dual Stack 6o4 Tunnel int tunnel 604 ipv6 address 2001:DA8:A0:1::1/64 tunnel source 59.66.129.242 tunnel destination 202.38.120.1 tunnel mode ipv6ip ipv6 route 2001:DA8:200::/48 2001:DA8:A0:1::2

22. CERNET2

23. IPv6 Traffic of TUNET IPv4 Traffic of TUNET

24. Thanks!