IPv6 Development Status in China Xing Li

Telephone Users

Internet population Globalrank655M% US1 CN259.10M4.6%

China Internet Estimation Population in mainland China 1,200,000,000 –1 IP per person 72 class A IP addresses –1 hour on line (28.8kbps) per person per day 1.68T/s –1 MB homepage per person 1200TB

Resource distribution

NL, BE, BR, CA, CN, CN CZ, DK, GR, HK, HU, IE LT, MY, NO, PT, SG, ES

IPv6 Prefix Distribution Jan 2003

IPv6 Address IPv6 in China –6bone pTLA in China: »CERNET (3ffe:3200::/24) »BII (3ffe:81b0::/28) »CSTNET (3ffe:8330::/28) –RIR-assigned sub-TLA in China: »CERNET-CN (2001:250::/32) »BIIV6-CN (2001:3f8::/32)

IPv6 Efforts 1998, CERNET-IPv6 Testbed 1999, IPv6 demo system funded by MST , CERNET-Nokia joint IPv6 project 2000, NSFCNET funded by NSFC 2001, IPv6 Router funded by MST , IPv6 MAN demo system funded by CAS 2002, IPv6-CJ funded by Chinese government and Japanese government

Testbeds CERNET IPv6 CERNET-Nokia IPv6 project NSFCNET double stack 6TNet - IPv6 Telecom Trial Network 863 IPv6 testbed CN-JP IPv6 project

CERNET

CERNET IPv6 Testbed pTLA in 6bone 3FFE:3200::/24 sTLA from APNIC 2001:250::/32

CERNET IPv6 Testbed (phase 1&2)

CERNET-Nokia IPv6 Testbed

qhu pku cas buaa bupt nsfc DRAGONTAP CERNET CSTNET NSFCNET Double Stack Testbed CERNET IPv6

6TNet MII R&D Center Trans R&D Center BII tunnel to 6Bone cisco, juniper, nokia, Fijisu, Hitach, NEC, 6WIND, 佳讯飞鸿

qhu pku cas bupt Global IPv6 863 IPv6 Testbed

Core Router Core Router Core Router Core Router Core Router Core Router border Router Edge Router 2.5G POS WAN Guangzh ou Shanghai Beijing GE LAN GE LAN GE LAN GE LAN GE LAN GE MA N To Japan User Network (IPv6) MAN/LAN IPv6-CJ Testbed

R&D Routing analysis Tunnel Broker/Agent/Peers Mobility Security

Route IPv6 Growth –Route entries: Since Aug 2001: +100; ~40% (IPv4: +17k; ~17%) Picture source: © CERNET IPv6 Testbed, 2002

TBS architecture Tunnel Broker Tunnel Server DNS ServerDB Server Client’s Host Client’s Router IPv6 Network Client’s IPv6 subnet IPv6 Network Administrator’s Host

Vendor

Challenges Scalability –Routing Functionality –High performance –Mobility –Multicast –Security Service –Smart Device World –Charging Model Transition

Telephone user trends in China Need VoIP Need Mobile IP

Internet User trends Global Internet user China user Need IPv6 China need 72 /8 IP addresses if 1 IP/person