OSPF多实例实验
一、实验拓扑
二、实验版本
R3680E与R2631E版本是vrp3.3－008；R2621版本是174－0107；R4001是1.44
三、实验配置
1、pe1：3680E配置
dis cu
#
sysname R3680E
#
local-user aaa password simple aaa
local-user aaa service-type telnet
#
mpls lsr-id 202.1.1.1
#
mpls
#
mpls ldp
#
ip vpn-instance vpna
route-distinguisher 100:1
vpn-target 100:1 export-extcommunity
vpn-target 100:1 import-extcommunity
controller E1 1/0
clock master
using e1
#
controller E1 1/1
clock master
using e1
#
interface Serial1/0:0
link-protocol ppp
ip address 1.1.1.2 255.255.255.252
mpls
mpls ldp enable
#
interface Serial1/1:0
link-protocol ppp
ip binding vpn-instance vpna
ip address 3.1.1.1 255.255.255.252
#
interface LoopBack1
ip address 202.1.1.1 255.255.255.255
#
interface LoopBack2
ip binding vpn-instance vpna
ip address 203.1.1.1 255.255.255.255 ///必须是32位的
#
bgp 10
undo synchronization
group 1 internal
peer 1 connect-interface LoopBack1
peer 202.1.1.2 group 1
#
ipv4-family vpn-instance vpna
import-route direct
import-route ospf 10
undo synchronization
#
ipv4-family vpnv4
peer 1 enable
peer 202.1.1.2 group 1
#
ospf 1
area 0.0.0.0
network 1.1.1.0 0.0.0.3
network 202.1.1.1 0.0.0.0
#
ospf 10 router-id 203.1.1.1 vpn-instance vpna
import-route bgp ///必须引入bgp，为了建立203.1.1.1 -> 203.1.1.2的伪连接import-route direct
area 0.0.0.1
network 3.1.1.0 0.0.0.3
sham-link 203.1.1.1 203.1.1.2
dis ip rou vpn vpna
vpna Route Information
Routing Table: vpna Route-Distinguisher: 100:1
Destination/Mask Protocol Pre Cost Nexthop Interface
2.1.1.0/30 BGP 256 0 202.1.1.2 InLoopBack0
3.1.1.0/30 DIRECT 0 0 3.1.1.1 Serial1/1:0
3.1.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0
3.1.1.2/32 DIRECT 0 0 3.1.1.2 Serial1/1:0
10.0.0.0/8 BGP 256 1610 202.1.1.2 InLoopBack0
20.0.0.0/8 OSPF 10 1610 3.1.1.2 Serial1/1:0
203.1.1.1/32 DIRECT 0 0 127.0.0.1 InLoopBack0
203.1.1.2/32 BGP 256 0 202.1.1.2 InLoopBack0///如果该路由不存在，则sham不能up
dis ospf sham
OSPF Process 10 with Router ID 203.1.1.1
Sham Links
Sham-link 203.1.1.1 -> 203.1.1.2, State: Full
Area: 0.0.0.1 Neighbor-id: 203.1.1.2
Cost: 1 State: PtoP Type: Sham
Timers: Hello 10, Dead 40, Poll 0, Retransmit 5, Transmit Delay 1
2、pe2：R2631E配置
dis cu
#
sysname R2631E
#
local-user aaa password simple aaa
local-user aaa service-type telnet
#
mpls lsr-id 202.1.1.2
#
mpls
#
mpls ldp
#
ip vpn-instance vpna
route-distinguisher 100:1
vpn-target 100:1 export-extcommunity
vpn-target 100:1 import-extcommunity
#
controller E1 3/0
using e1
#
