AR28/AR46系列路由器L2VPN－Martini典型配置

AR28/AR46系列路由器L2VPN－Martini典型配置

【需求】

  CE-A的S2/0/0和CE-B的S2/0/0之间建立L2VPN Martini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 192.168.21.1 255.255.255.0 # 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 # # radius scheme system # mpls # mpls ldp # mpls ldp remote 1                  /建立remote LDP会话用来发布VC标签/ remote-ip 3.3.3.3 # domain system # interface Serial2/0/0 link-protocol ppp mpls l2vc 3.3.3.3 100             /创建martini方式的MPLS L2VPN连接/ # interface Serial2/0/1 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 # 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 # 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 # mpls l2vpn # # 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 # # radius scheme system # mpls # mpls ldp # mpls ldp remote 1                   /建立remote LDP会话用来发布VC标签/ remote-ip 1.1.1.1 # 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 mpls l2vc 1.1.1.1 100              /创建martini方式的MPLS L2VPN连接/ # interface NULL0 # interface LoopBack0 ip address 3.3.3.3 255.255.255.255 # ospf 1 area 0.0.0.0 network 2.2.2.2 0.0.0.0 network 3.3.3.3 0.0.0.0 network 10.0.0.4 0.0.0.3 # 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 192.168.21.2 255.255.255.0 # interface NULL0 # user-interface con 0 user-interface vty 0 4 # return

 

【验证】

查看PE-A的martini连接状态：

[PE-A-mpls-remote1]disp mpls l2vc                                              

 Total l2vc : 1                                                                

 l2vc : 1 up                                                                   

 l2vc : 0 down                                                                 

                                                                               

Interface: Serial2/0/0, Encapsulation: ppp, Service: VLL                       

VC-ID         Destination      State Lcl-Label/Rmt-Label Tunnel/Index          

 100           3.3.3.3          up         1025/1025        LSP/2

 

查看PE-A的LSP：

[PE-A-mpls-remote1]disp mpls lsp                                               

                                                                               

-----------------------------------------------------------------------        

                 LSP Information: Ldp Lsp                                      

-----------------------------------------------------------------------        

                                                                               

TOTAL:  3 Record(s) Found.                                                     

                                                                               

NO    FEC                 NEXTHOP         I/O-LABEL    OUT-INTERFACE           

1     1.1.1.1/32          127.0.0.1       3/-----      -------                 

2     2.2.2.2/32          10.0.0.2        -----/3      S2/0/1                  

3     3.3.3.3/32          10.0.0.2        -----/1025   S2/0/1  

 

查看P的LSP：

[P]disp mpls lsp                                                                

-----------------------------------------------------------------------        

                 LSP Information: Ldp Lsp                                      

-----------------------------------------------------------------------        

                                                                               

TOTAL:  6 Record(s) Found.                                                     

                                                                                

NO    FEC                 NEXTHOP         I/O-LABEL    OUT-INTERFACE           

1     2.2.2.2/32          127.0.0.1       3/-----      -------                 

2     1.1.1.1/32          10.0.0.1        -----/3      S2/0/0                  

3     2.2.2.2/32          127.0.0.1       3/-----      -------                 

4     1.1.1.1/32          10.0.0.1        1024/3       S2/0/0                  

5     3.3.3.3/32          10.0.0.6        -----/3      S2/0/1                  

6     3.3.3.3/32          10.0.0.6        1025/3       S2/0/1 

 

查看PE-B的LSP：

<PE-B>disp mpls lsp                                                            

                                                                               

-----------------------------------------------------------------------        

                 LSP Information: Ldp Lsp                                      

-----------------------------------------------------------------------        

                                                                                

TOTAL:  3 Record(s) Found.                                                     

                                                                               

NO    FEC                 NEXTHOP         I/O-LABEL    OUT-INTERFACE           

1     2.2.2.2/32          10.0.0.5        -----/3      S2/0/0                  

2     1.1.1.1/32          10.0.0.5        -----/1024   S2/0/0                  

3     3.3.3.3/32          127.0.0.1       3/-----      -------

查看PE-B的martini连接状态：

<PE-B>disp mpls l2vc                                                           

 Total l2vc : 1                                                                

 l2vc : 1 up                                                                   

 l2vc : 0 down                                                                 

                                                                               

Interface: Serial2/0/1, Encapsulation: ppp, Service: VLL                       

VC-ID         Destination      State Lcl-Label/Rmt-Label Tunnel/Index          

 100           1.1.1.1          up         1025/1025        LSP/1

 

【提示】

Martini方式的VC标签由LDP来发布。下图为二层标签示意图：