Basic MPLS VPN Configuration
Configuration of CE Routers ▀
Cisco ASR 903 Router Design and Deployment Guide▄
ASR903-PE1#show ip bgp vpnv4 all
BGP table version is 27, local router ID is 10.10.3.3
Network Next Hop Metric LocPrf Weight Path
Route Distinguisher: 100:41 (default for vrf CustomerA)
*> 172.16.0.0/24 192.168.13.1 2 32768 ?
*> 172.16.1.0/24 192.168.13.1 2 32768 ?
*>i 172.16.10.0/24 10.10.4.4 0 100 0 64101 I ! routes from
*>i 172.16.11.0/24 10.10.4.4 0 100 0 64101 I ! PE2
*> 192.168.13.0/29 0.0.0.0 0 32768 ?
Route Distinguisher: 100:42 (default for vrf CustomerB)
*> 10.5.0.0/24 192.168.14.2 20 32768 ?
*> 10.5.1.0/24 192.168.14.2 20 32768 ?
*>i 10.5.10.0/24 10.10.4.4 2 100 0 ? ! routes from PE2
*>i 10.5.11.0/24 10.10.4.4 2 100 0 ? ! routes from PE2
*>i 192.168.41.0/29 10.10.4.4 0 100 0 ?
Verifying the Routing Tables on CE Devices
CE1-A# show ip route
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
C 172.16.0.0/24 is directly connected, Loopback110 ! local routes
L 172.16.0.1/32 is directly connected, Loopback110
C 172.16.1.0/24 is directly connected, Loopback111
L 172.16.1.1/32 is directly connected, Loopback111
O E2 172.16.10.0/24 ! routes from CustomerA site 2
[110/1] via 192.168.13.3, 04:46:18, GigabitEthernet0/1/1
O E2 172.16.11.0/24 ! routes from CustomerA site 2
[110/1] via 192.168.13.3, 04:46:18, GigabitEthernet0/1/1
192.168.13.0/24 is variably subnetted, 2 subnets, 2 masks
C 192.168.13.0/29 is directly connected, GigabitEthernet0/1/1
L 192.168.13.1/32 is directly connected, GigabitEthernet0/1/1
CE2# show ip route
10.0.0.0/8 is variably subnetted, 6 subnets, 2 masks
O E2 10.5.0.0/24 [110/1] via 192.168.41.1, 04:50:16, BDI42 ! routes from CustomerB
site 1
O E2 10.5.1.0/24 [110/1] via 192.168.41.1, 04:43:23, BDI42 ! routes from CustomerB
site 1
C 10.5.10.0/24 is directly connected, Loopback100
L 10.5.10.1/32 is directly connected, Loopback100
C 10.5.11.0/24 is directly connected, Loopback101
L 10.5.11.1/32 is directly connected, Loopback101
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
B 172.16.0.0/24 [20/0] via 192.168.40.1, 1d00h ! routes from CustomerA site 1
B 172.16.1.0/24 [20/0] via 192.168.40.1, 1d00h ! routes from CustomerA site 1
C 172.16.10.0/24 is directly connected, Loopback90