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AR28/AR46系列路由器L2VPN-Kompella典型配置

2006-09-07 发表

AR28/AR46系列路由器L2VPNKompella典型配置

【需求】

CE-AS2/0/0CE-BS2/0/0之间建立一条本地的L2VPN连接CE-AS2/0/1CE-CS2/0/0建立一条远程的L2VPN连接。

【组网图】

 

【配置脚本】

CE-A配置脚本

#

sysname CE-A

#

radius scheme system

#

domain system

#

interface Serial2/0/0

link-protocol ppp

ip address 192.168.11.1 255.255.255.0

#

interface Serial2/0/1

link-protocol ppp

ip address 192.168.21.1 255.255.255.0

#

interface NULL0

#

user-interface con 0

user-interface vty 0 4

#

return

CE-B配置脚本

#

sysname CE-B

#

radius scheme system

#

domain system

#

interface Serial2/0/0

link-protocol ppp

ip address 192.168.11.2 255.255.255.0

#

interface NULL0

#

user-interface con 0

user-interface vty 0 4

#

return

PE-A配置脚本

#

sysname PE-A

#

router id 1.1.1.1

#

mpls lsr-id 1.1.1.1

#

mpls l2vpn                                        /启用MPLS L2VPN/

#

#

radius scheme system

#

mpls

#

mpls ldp

#

domain system

#

interface Serial2/0/0

link-protocol ppp

#

interface Serial2/0/1

link-protocol ppp

#

interface Serial2/0/2

link-protocol ppp

#

interface Serial2/0/3

link-protocol ppp

ip address 10.0.0.1 255.255.255.252

mpls

mpls ldp enable

#

interface NULL0

#

interface LoopBack0

ip address 1.1.1.1 255.255.255.255

#

bgp 100

undo synchronization

group inter internal

peer 3.3.3.3 group inter                          /PE-B建立BGP邻居/

peer 3.3.3.3 connect-interface LoopBack0

#

l2vpn-family                                      /创建L2VPN地址族/

peer inter enable                                 /使能peer inter/

#

ospf 1

area 0.0.0.0

network 1.1.1.1 0.0.0.0

network 10.0.0.0 0.0.0.3

#

mpls l2vpn vpna encapsulation ppp                 /创建VPN实例“vpna”,封装为ppp/

route-distinguisher 100:1                         /RD=100:1/

vpn-target 100:1 import-extcommunity              /RT=100:1/

vpn-target 100:1 export-extcommunity

mtu 1500

ce ce-a id 1 range 10 default-offset 0            /创建cece-a/

connection ce-offset 3 interface Serial2/0/1

/配置和CE-C的远程连接/

connection ce-offset 2 interface Serial2/0/0

 /配置和CE-B的本地连接/

ce ce-b id 2 range 10 default-offset 0            /创建cece-b/

connection ce-offset 1 interface Serial2/0/2    /配置和CE-A的本地连接/

#

#

user-interface con 0

user-interface vty 0 4

#

return

 

P配置脚本

#

sysname P

#

router id 2.2.2.2

#

mpls lsr-id 2.2.2.2

#

radius scheme system

#

mpls

#

mpls ldp

#

domain system

#

interface Serial2/0/0

link-protocol ppp

ip address 10.0.0.2 255.255.255.252

mpls

mpls ldp enable

#

interface Serial2/0/1

link-protocol ppp

ip address 10.0.0.5 255.255.255.252

mpls

mpls ldp enable

#

interface NULL0

#

interface LoopBack0

ip address 2.2.2.2 255.255.255.255

#

ospf 1

area 0.0.0.0

network 2.2.2.2 0.0.0.0

network 10.0.0.0 0.0.0.3

network 10.0.0.4 0.0.0.3

#

user-interface con 0

user-interface vty 0 4

#

return

 

PE-B配置脚本

#

sysname PE-B

#

router id 3.3.3.3

#

mpls lsr-id 3.3.3.3

#

mpls l2vpn                                        /启用MPLS L2VPN/

#

#

radius scheme system

#

mpls

#

mpls ldp

#

domain system

#

interface Serial2/0/0

link-protocol ppp

ip address 10.0.0.6 255.255.255.252

mpls

mpls ldp enable

#

interface Serial2/0/1

link-protocol ppp

#

interface NULL0

#

interface LoopBack0

ip address 3.3.3.3 255.255.255.255

#

bgp 100

undo synchronization

group inter internal

peer 1.1.1.1 group inter                          /PE-A建立BGP邻居/

peer 1.1.1.1 connect-interface LoopBack0

#

l2vpn-family                                      /创建L2VPN地址族/

peer inter enable                                 /使能peer inter/

#

ospf 1

area 0.0.0.0

network 3.3.3.3 0.0.0.0

network 10.0.0.4 0.0.0.3

#

mpls l2vpn vpna encapsulation ppp                 /创建VPN实例“vpna”,封装为ppp/

route-distinguisher 100:1                         /RD=100:1/

vpn-target 100:1 import-extcommunity              /RT=100:1/

vpn-target 100:1 export-extcommunity

mtu 1500

ce ce-c id 3 range 10 default-offset 0            /创建cece-c/

connection ce-offset 1 interface Serial2/0/1      /配置和CE-A的远程连接/

#

#

user-interface con 0

user-interface vty 0 4

#

return

 

CE-C配置脚本

#

sysname CE-C

#

radius scheme system

#

domain system

#

interface Serial2/0/0

link-protocol ppp

ip address 192.168.21.2 255.255.255.0

#

interface NULL0

#

user-interface con 0

user-interface vty 0 4

#

return

                                                                

【验证】

查看PE-A的l2vpn连接状态:

<PE-A>disp mpls l2vpn connection                                               

total connections: 3,                                                           

connections: 3 up, 0 down, 2 local, 1 remote, 0 unknown                        

                                                                               

VPN-Instance Name: vpna,                                                        

total connections: 3,                                                          

connections: 3 up, 0 down, 2 local, 1 remote, 0 unknown                        

                                                                               

  CE Name: ce-a, id: 1,                                                        

  Rid type status peer-id         route-distinguisher   intf                   

  3   rmt  up     3.3.3.3         100:1                 Serial2/0/1            

  2   loc  up     ---             ---                   Serial2/0/0            

                                                                               

  CE Name: ce-b, id: 2,                                                        

  Rid type status peer-id         route-distinguisher   intf                   

  1   loc  up     ---             ---                   Serial2/0/2 

 

 

查看PE-B的l2vpn连接状态:

<PE-B>disp mpls l2vpn connection                                               

total connections: 1,                                                           

connections: 1 up, 0 down, 0 local, 1 remote, 0 unknown                        

                                                                               

VPN-Instance Name: vpna,                                                        

total connections: 1,                                                          

connections: 1 up, 0 down, 0 local, 1 remote, 0 unknown                        

                                                                               

  CE Name: ce-c, id: 3,                                                        

  Rid type status peer-id         route-distinguisher   intf                   

  1   rmt  up     1.1.1.1         100:1                 Serial2/0/1

 

 

【提示】

Kompella方式的VC标签由MP-BGP来发布。下图为二层标签示意图。