Information Technology Reference
In-Depth Information
Example 10-51
Relevant Configurations on RR2 (Continued)
!
address-family vpnv4
neighbor 192.168.100.3 activate
neighbor 192.168.100.3 next-hop-unchanged
neighbor 192.168.100.3 send-community extended
neighbor 192.168.100.4 activate
neighbor 192.168.100.4 route-reflector-client
neighbor 192.168.100.4 send-community extended
no auto-summary
exit-address-family
Example 10-52 shows the relevant configurations of PE2. To accept the VPN routes from
AS 100, an RT import of 100:100 is configured. The BGP session with RR2 (192.168.100.7)
carries both IPv4 and VPNv4 prefixes. The BGP session with CE2 (192.168.48.8) is con-
figured with AS Override.
Example 10-52
Relevant Configurations on PE2
ip vrf VPNa
rd 200:200
route-target export 200:200
route-target import 200:200
route-target import 100:100
!
ip cef
mpls label protocol ldp
!
interface Loopback0
ip address 192.168.100.4 255.255.255.255
!
interface Ethernet0/0
ip vrf forwarding VPNa
ip address 192.168.48.4 255.255.255.0
!
interface Ethernet1/0
ip address 192.168.47.4 255.255.255.0
tag-switching ip
!
router ospf 4
log-adjacency-changes
network 192.168.0.0 0.0.255.255 area 0
!
router bgp 200
no synchronization
bgp router-id 192.168.100.4
no bgp default ipv4-unicast
bgp log-neighbor-changes
neighbor 192.168.100.7 remote-as 200
neighbor 192.168.100.7 update-source Loopback0
