3Com 8800 Configuration Manual page 495

3Com Switch 8800 Configuration Guide
II. Network diagram
AS:65003 AS:65003
Loopback0 Loopback0
1.1.1.1/32 1.1.1.1/32
VLAN211 VLAN211
172.11.11.1/24 172.11.11.1/24
VLAN211 VLAN211
172.11.11.2/24 172.11.11.2/24
AS:65001 AS:65001
Figure 37-12 Network diagram for CE dual-home
III. Configuration procedure
Note:
The configuration of CE router is omitted in this case and you can refer to Section
37.4.1 Integrated BGP/MPLS VPN Configuration .
1) Configure PE1
Configure two VPN-instances 1.1 and 1.2 respectively for CE1 and CE2 on PE1, set
different VPN-targets for them.
[PE1] ip vpn-instance vpn-instance1.1
[PE1-vpn-vpn-instance1.1] route-distinguisher 1.1.1.1:1
[PE1-vpn-vpn-instance1.1] vpn-target 1.1.1.1:1
[PE1-vpn-vpn-instance1.1] quit
[PE1] ip vpn-instance vpn-instance1.2
[PE1-vpn-vpn-instance1.2] route-distinguisher 2.2.2.2:2
[PE1-vpn-vpn-instance1.2] vpn-target 2.2.2.2:2
CE3 CE3
VLAN211 VLAN211
192.168.13.2/24 192.168.13.2/24
VLAN311 VLAN311
192.168.13.1/24 192.168.13.1/24
VLAN312 VLAN312
30.1.1.1/24 30.1.1.1/24
VLAN214 VLAN214
30.1.1.2/24 30.1.1.2/24
VLAN213 VLAN213
10.1.1.1/24 10.1.1.1/24
PE1 PE1
VLAN212 VLAN212
172.21.21.1/24 172.21.21.1/24
VLAN212 VLAN212
172.12.12.2/24 172.12.12.2/24
CE1 CE1
Chapter 37 BGP/MPLS VPN Configuration
VLAN211 VLAN211
192.168.23.2/24 192.168.23.2/24
Loopback0 Loopback0
3.3.3.3/32 3.3.3.3/32
VLAN314 VLAN314
192.168.23.1/24 192.168.23.1/24
VLAN313 VLAN313
20.1.1.2/24 20.1.1.2/24
PE3 PE3
VLAN214 VLAN214
20.1.1.1/24 20.1.1.1/24
AS:100 AS:100
VLAN213 VLAN213
10.1.1.2/24 10.1.1.2/24
PE2 PE2
VLAN212 VLAN212
172.12.12.1/24 172.12.12.1/24
VLAN212 VLAN212
172.21.21.2/24 172.21.21.2/24
37-51
AS:65004 AS:65004
CE4 CE4
Loopback0 Loopback0
2.2.2.2/32 2.2.2.2/32
VLAN211 VLAN211
172.22.22.1/24 172.22.22.1/24
VLAN211 VLAN211
172.22.22.2/24 172.22.22.2/24
CE2 CE2
AS:65002 AS:65002