Information Technology Reference
In-Depth Information
Example 10-47
Relevant Configurations on PE1 (Continued)
!
interface Loopback0
ip address 192.168.100.2 255.255.255.255
!
interface Ethernet0/0
ip vrf forwarding VPNa
ip address 192.168.12.2 255.255.255.0
!
interface Ethernet1/0
ip address 192.168.23.2 255.255.255.0
tag-switching ip
!
router ospf 2
log-adjacency-changes
network 192.168.0.0 0.0.255.255 area 0
!
router bgp 100
no synchronization
bgp router-id 192.168.100.2
no bgp default ipv4-unicast
bgp log-neighbor-changes
neighbor 192.168.100.3 remote-as 100
neighbor 192.168.100.3 update-source Loopback0
no auto-summary
!
address-family ipv4 vrf VPNa
neighbor 192.168.12.1 remote-as 65000
neighbor 192.168.12.1 activate
neighbor 192.168.12.1 as-override
no auto-summary
no synchronization
exit-address-family
!
address-family vpnv4
neighbor 192.168.100.3 activate
neighbor 192.168.100.3 send-community extended
no auto-summary
exit-address-family
Example 10-48 shows the relevant configurations on RR1. There are two BGP sessions: one
to PE1 (192.168.100.2) and one to RR2 (192.168.100.7). Both sessions are for VPNv4 only.
Example 10-48
Relevant Configurations on RR1
ip cef
mpls label protocol ldp
!
interface Loopback0
ip address 192.168.100.3 255.255.255.255
continues
