cngi/cernet2 updates jilong wang, tsinghua u. 2007-01-23
TRANSCRIPT
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CNGI/CERNET2 Updates
Jilong Wang, Tsinghua U.
2007-01-23
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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
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CERNET2 Backbone
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Network Management?
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beijing
guangzhou
shanghai
2006-12
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40 GPOS
10GPOS
2.5GPOS
比威 BE12016
华为 NE80
华为 NE5000
Juniper T640
CiscoCRS
Hitachi GR4000
北京-清华
西安武汉
合肥
上海-交大
广州
成都
沈阳
天津
重庆
厦门
南京
兰州
大连
哈尔滨长春
济南
杭州长沙
郑州
北京-北大
北京-北邮
北京-北航
上海-复旦 上海-同济
CNGI -6IX
上海
CNGI -6IX
北京
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Killer Application?
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Cernet2 BJ POP
Cernet2 SD POP
4over6 GW
CERNET Cooperati on
Cernet2 Backnone
Tel eCom 2M
cernet 2M
Appl y 4o6 on Di stance Educati on
ShanDong U
4over6 GW
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Global PlanetLab
Current distribution of 683 nodesnodes over 330 sitessites
SITE
NODEsliversliversliversliver
NODEsliversliversliversliver
slicesliver sliverslicesliver sliverslicesliver sliverslicesliver sliver
User are User are using using SLICESLICE
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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
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Development of Users
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Uni versi t i es connected byprovi nce (Total 183+)
20%
2%
9%
3%
1%1%
5%
5%5%7%
6%
8%
3%
4%
4%
3%
4%3%
7% 北 京 天 津 上 海 重 庆黑龙江吉林省辽宁省甘肃省山东省陕西省河南省江苏省安徽省四川省湖北省湖南省浙江省福建省广东省
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Campus Network
CERNET2
IPv6路由器
IPv6或 L2交换机
DNS
NMS
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Campus Network
CERNET2
双栈路由器
双栈或 L2交换机
CERNETDNS
NMS
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Pure IPv6, L1 Multiplexing
接入学校V6网
接入学校V4网CWDM
CERNET2主干网
CERNET2边界接入路由器
CERNET主干网CWDM
接入学校V6出口路由器
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Pure IPv6, L2 Multiplexing
接入学校v6网
接入学校v4网
CERNET2主干网
CERNET2边界接入路由器
CERNET主干网
接入学校v6出口路由器
VLAN TRUNK
二层交换机
二层交换机
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Dual Stack , L3 Multiplexing
接入学校v4/v6网CERNET2主干网
CERNET2边界接入路由器
CERNET主干网
接入学校v4/v6出口路由器
Cisco7609双栈路由器
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Dual Stack, 6o4 Tunnel
CERNET主干网
接入学校v4/v6网CERNET2主干网
CERNET2边界接入路由器
接入学校v4/v6出口路由器
7609路由器
int tunnel 604ipv6 address 2001:DA8:A0:1::1/64tunnel source 59.66.129.242tunnel destination 202.38.120.1tunnel mode ipv6ip
ipv6 route 2001:DA8:200::/48 2001:DA8:A0:1::2
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CERNET2
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IPv6 Traffic of TUNET
IPv4 Traffic of TUNET
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Thanks!