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MSR系列路由器

MPLS L3VPN + RIP多实例配置

 

关键词：MSR;MPLS;BGP;VPN;RIP多实例

 

一、组网需求：

2台PE各接着一个vpna的站点，PEA连接vpna站点1出口CEA，PEA与CEA通过RIP多实例学习CEA下挂站点路由

设备清单：MSR系列路由器3台

二、组网图：

 

三、配置步骤：

设备和版本：MSR系列、Version 5.20, Release 1509

CEA配置：

interface Ethernet0/0

 port link-mode route

 ip address 192.168.0.2 255.255.255.0

 rip version 2 multicast

#

interface Ethernet0/1

 port link-mode route

 ip address 192.168.1.1 255.255.255.0

rip version 2 multicast

#

rip 1

 undo summary

 version 2

 network 192.168.0.0

 network 192.168.1.0

#

PEA配置：

router id 1.1.1.1

#

ip vpn-instance vpna

 route-distinguisher 1:1

 vpn-target 1:1 export-extcommunity

 vpn-target 1:1 import-extcommunity

#

mpls lsr-id 1.1.1.1

#

mpls

#

mpls ldp

#

interface Ethernet0/0

 port link-mode route

 ip address 1.2.0.1 255.255.255.0

 mpls

 mpls ldp

#

interface Ethernet0/1

 port link-mode route

 ip binding vpn-instance vpna

 ip address 192.168.0.1 255.255.255.0

rip version 2 multicast

#

interface LoopBack0

 ip address 1.1.1.1 255.255.255.255

#

bgp 1

 undo synchronization

 group 1 internal

 peer 1 connect-interface LoopBack0

 peer 2.2.2.2 group 1

 #

 ipv4-family vpnv4

  peer 1 enable

  peer 2.2.2.2 enable

  peer 2.2.2.2 group 1

 #

 ipv4-family vpn-instance vpna

  network 192.168.0.0

  import-route rip 1

#

ospf 1

 area 0.0.0.0

  network 1.1.1.1 0.0.0.0

  network 1.2.0.0 0.0.0.255

#

rip 1 vpn-instance vpna

 undo summary

 version 2

 network 192.168.0.0

 import-route direct

 import-route bgp

#

PEB配置：

#

 router id 2.2.2.2

#

ip vpn-instance vpna

 route-distinguisher 2:1

 vpn-target 1:1 export-extcommunity

 vpn-target 1:1 import-extcommunity

#

mpls lsr-id 2.2.2.2

#

mpls

#

mpls ldp

#

interface Ethernet0/0

 port link-mode route

 ip address 1.2.0.2 255.255.255.0

 mpls

 mpls ldp

#

interface Ethernet0/1

 port link-mode route

ip binding vpn-instance vpna

 ip address 172.32.0.1 255.255.255.0

#

interface LoopBack0

 ip address 2.2.2.2 255.255.255.255

#

bgp 1

 undo synchronization

 peer 1.1.1.1 as-number 1

 peer 1.1.1.1 connect-interface LoopBack0

 #

 ipv4-family vpnv4

  peer 1.1.1.1 enable

 #

 ipv4-family vpn-instance vpna

  import-route direct

#

ospf 1

 area 0.0.0.0

  network 2.2.2.2 0.0.0.0

  network 1.2.0.0 0.0.0.255

#

四、配置关键点：

1.      PEA上配置需要注意RIP进程1要绑定vpn实例；

2.      PEA的BGP和rip进程1的vpn路由要互相引入。

五、实验分析

无