导入了新的H3C 镜像，bgp 正常了。

目录

1 拓扑

2 配置步骤

2.1 配置接口IP 和路由协议

2.2 配置MPLS  LDP

2.3 配置L2VPN BGP

2.4 配置 xconnect-group

2.5 验证L2VPN

---

1 拓扑

2 配置步骤

2.1 配置接口IP 和路由协议

PE1

interface LoopBack 0
 ip address 1.1.1.9 32 
 quit

interface GigabitEthernet1/0
 ip address 10.1.1.1 255.255.255.0
 quit

 
ospf 1
 area 1
  network 1.1.1.9 0.0.0.0
  network 10.1.1.0 0.0.0.255
  quit
 quit

P

interface LoopBack 0
 ip address 2.2.2.9 32 
 quit

interface GigabitEthernet1/0
 ip address 10.1.1.2 255.255.255.0
 quit

interface GigabitEthernet2/0
 ip address 20.1.1.1 255.255.255.0
 quit

ospf 1
 area 1
  network 2.2.2.9 0.0.0.0
  network 10.1.1.0 0.0.0.255
  network 20.1.1.0 0.0.0.255
  quit
 quit

PE2

interface LoopBack 0
 ip address 3.3.3.9 32 
 quit

interface GigabitEthernet1/0
 ip address 20.1.1.2 255.255.255.0
 quit


ospf 1
 area 1
  network 3.3.3.9 0.0.0.0
  network 20.1.1.0 0.0.0.255
  quit
 quit

VPC1

ip 11.1.1.100/24

VPC2

ip 11.1.1.200/24

查看OSPF 学习情况

2.2 配置MPLS  LDP

PE1

mpls lsr-id 1.1.1.9
mpls label advertise non-null
mpls ldp
 quit
 
interface GigabitEthernet1/0
 mpls enable
 mpls ldp enable
 quit

P

mpls lsr-id 2.2.2.9
mpls label advertise non-null
mpls ldp
 quit
 
interface GigabitEthernet1/0
 mpls enable
 mpls ldp enable
 quit

interface GigabitEthernet2/0
 mpls enable 
 mpls ldp enable
 quit

PE2

mpls lsr-id 3.3.3.9
mpls label advertise non-null
mpls ldp
 quit

interface GigabitEthernet1/0
 mpls enable
 mpls ldp enable
 quit

查看 LDP LSP

2.3 配置L2VPN BGP

PE1

l2vpn enable
bgp 100
 peer 3.3.3.9 as-number 100
 peer 3.3.3.9 connect-interface loopback 0
 address-family l2vpn
  peer 3.3.3.9 enable
  quit
 quit

PE2

l2vpn enable
bgp 100
 peer 1.1.1.9 as-number 100
 peer 1.1.1.9 connect-interface loopback 0
 address-family l2vpn
  peer 1.1.1.9 enable
  quit
 quit

查看bgp 状态

2.4 配置 xconnect-group

 PE1

xconnect-group vpna
 auto-discovery bgp
  route-distinguisher 2:2
  vpn-target 2:2 export-extcommunity
  vpn-target 2:2 import-extcommunity
  site 1 range 10 default-offset 0
   connection remote-site-id 2
    ac interface GigabitEthernet 2/0
    quit
   quit
  quit
 quit

PE2

xconnect-group vpna
 auto-discovery bgp
  route-distinguisher 2:2
  vpn-target 2:2 export-extcommunity
  vpn-target 2:2 import-extcommunity
  site 2 range 10 default-offset 0
   connection remote-site-id 1
    ac interface GigabitEthernet 2/0
    quit
   quit
  quit
 quit

查看PW

2.5 验证L2VPN