PE的BGP 设置

　　router bgp 100

　　no synchronization

　　no bgp default ipv4-unicast

　　bgp log-neighbor-changes

　　neighbor 10.1.1.4 remote-as 100

　　neighbor 10.1.1.4 update-source Loopback0

　　neighbor 10.1.1.4 activate

　　neighbor 10.3.1.4 remote-as 100

　　neighbor 10.3.1.4 update-source Loopback0

　　neighbor 10.3.1.4 activate

　　no auto-summary

　　!

　　address-family ipv4 vrf vrf-1

　　redistribute connected

　　no auto-summary

　　no synchronization

　　exit-address-family

　　!

　　address-family vpnv4

　　neighbor 10.1.1.4 activate

　　neighbor 10.1.1.4 send-community both

　　neighbor 10.3.1.4 activate

　　neighbor 10.3.1.4 send-community both

　　exit-address-family

　　!