IPv6 Development in China

friendlybathΚινητά – Ασύρματες Τεχνολογίες

12 Νοε 2013 (πριν από 3 χρόνια και 9 μήνες)

84 εμφανίσεις

1

IPv6 Development in China

Xing Li

2003
-
10
-
31

2

Outline


A brief history


Experience


CNGI project


CERNET2 design

3

China IPv6 Efforts


1998, CERNET
-
IPv6 Testbed


1999, IPv6 demo system funded by MST 863



1999, CERNET
-
Nokia joint IPv6 project


2000, NSFCNET funded by NSFC


2001, IPv6 Router funded by MST 863



2001, IPv6 MAN demo system funded by CAS


2002

6TNET by MII


2002, IPv6
-
CJ funded by Chinese government and Japanese
government started


2003, CNGI project

4

CERNET IPv6 History


May 3, 1998, IPv6 on FreeBSD at Tsinghua University



Sept. 1998 first BGP4+ peer to Sprint (MRTd)


Nov. 1998, First 6Bone backbone node in China


Mar., 2000 IPv6 BBS
--
6th Galaxy opened


April 26, 2000 obtained sTLA (2001:250::/35 ) from APNIC


Aug., 2000

IPv6
原理与实践

published


Sep. 25, 2000 CERNET joined IPv6 Forum


Jan. 2002 DRAGONTAP IPv6 IX is running


Jun. 2002 NSFCNET double stack is running


Sept. 2003 CERNET2 test nodes are running


5

CERNET IPv6 Testbed

pTLA in 6bone

3FFE:3200::/24


sTLA from APNIC

2001:250::/32

6

CERNET IPv6 (1)

7

CERNET IPv6 (2)

8

CERNET IPv6 (3)

9

Tunnel Broker

Tunnel
Server

Tunnel
Server

DNS Server

DB Server

Client’s
Host

Client’s
Router

IPv6
Network

Client’s
IPv6
subnet

IPv6
Network

Administrator’s
Host

CERNET IPv6 (4)

10

CERNET IPv6 (5)

11

CERNET and Next Generation Internet

12

IPv6
-
CJ Test
-
bed

IPv6
-
CJ Backbone
Beijing
IPv6 MAN/LAN
Shanghai
IPv6 MAN/LAN
Guangzhou
IPv6 MAN/LAN
Guangzhou
Japanese
IPv6
test
-
bed
Beijing
Shanghai
Chinese
Other
Netorks
13

IPv6 Challenges


Scalability


Routing


Functionality


High performance


Mobility


Multicast


Security


Service


Smart Device World


Charging Model


Transition

14

China Next Generation Internet Project


Testbed


Test and Measurement


Network Services


Demo Applications


Commercial Services


Network Equipment

15

Need new backbones and

new network protocol


Native IPv6


High performance


Mobile/Wireless


More Secure


Charging/Business Model

16

CNGI Structure

Basic Research

Services

Applications

H/S

Industry

Engineering

Key Technology

R&D

Test and Demonstration

Testbed

17

CNGI Backbone

CPN

主干网

1

主干网

2

主干网

n


MAN

Global IPv6


MAN


MAN

GigaPoP

GigaPoP

GigaPoP

GigaPoP

GigaPoP

GigaPoP

GigaPoP

6IX

CPN

CPN

CPN

CPN

18

CNGI Backbone Members

Member

CERNET

CHINA TELECOM

CHINA UNICOM

CNC

CST

CHINA mobile

CHINA RAILCOM

sum

Pops

12

7

7

7

4

1

38

19

CNGI IX


First Phase


Beijing IX


CERNET


20

CNGI Design Principles


Open structure


High Start level


Utilize the existing infrastructure


International collaboration


Long term plan


Service

21

Applications


Video


ITS


Gird


Environment monitoring


Remote control, virtual lab


Advanced manufacturing


Remote education, digital library


Medical care

22

Key Issues


Standard


Large scale routing


Massive terminals


Compatibility


End
-
to
-
end High
-
performance


Large Scale multicast


QoS


Security


Mobility


Measurement


Management


Addressing and naming


Transition


Accounting and business model


Equipment


23

CERNET


徐闻

长春

哈尔滨

乌鲁木齐

拉萨

西宁

兰州

银川

呼和浩特

台北

沈阳

南昌

西安

徐州

武汉

合肥

郑州

石家庄

北京

南宁

广州

福州

杭州

上海

南京

天津

贵阳

海口

三亚

湛江

无锡

大连

太原

济南

烟台

成都

长沙

重庆

黄梅

九江

昆明

青岛

汕头

唐山

汉中

宜昌

珠海

深圳

惠州

柳州

百色

厦门

主干网

地区网

GigaPop

Pop

桂林

深圳



24

CERNET2

北京

郑州

西安

武汉

合肥

上海

杭州

广州

成都

沈阳

天津

重庆

济南

厦门

大连

长春

哈尔滨

长沙

南京

兰州

25

CERNET and CERNET2 Comparison

CERNET

CERNET2

protocol

IPv4

IPv6

# of PoPs

36cities

20cities

C

onstitution

Membership

C

onsortium

R

outing

Global

Research network + global

IPv6

T

opology

Hierarchical


(Regional + provincial)

Flat

IGP

OSPFv2

iBGP4

OSPFv3

iBGP4+

EGP

BGP4

BGP4+

Customer connection

speed

2M and above

1G and above (except tunnel)

Customer routing

Static/default

BGP4+

26

CERNET2 International Connectivity

APAN

GEANT

Abilene

CERNET2

CNGI
-
BJIX

DRAGONTAP

10M~155Mbps

BGP4+

10M~155Mbps

BGP4+

45M~155Mbps

BGP4+

27

Dual Stack(2002) : 1~100Mbps for IPv6

IPv4

Dual Stack(2002)

Europe



Australia




Korea

Japan

China

Thailand

Malaysia

Singapore

Indonesia

USA



Philippines

Vietnam







Hong Kong



















SriLanka



Taiwan