3Com 8807 Configuration Manual page 571

Network diagram
Figure 138 Network diagram for ASBR
AS 100 AS 100
VLAN205 VLAN205
10.1.1.2/24 10.1.1.2/24 10.1.1.2/24 10.1.1.2/24 10.1.1.2/24 10.1.1.2/24
PE1:1.1.1.1/32 PE1:1.1.1.1/32
VLAN201 VLAN201
172.11.11.1/24 172.11.11.1/24 172.11.11.1/24 172.11.11.1/24 172.21.21.1/24 172.21.21.1/24 172.21.21.1/24 172.21.21.1/24
VLAN201 VLAN201
172.11.11.2/24 172.11.11.2/24 172.11.11.2/24 172.11.11.2/24
CE1 CE1 CE1 CE1 CE1 CE1
PC1 PC1 PC1 PC1 PC1 PC1
192.168.11.10 192.168.11.10 192.168.11.10 192.168.11.10 192.168.11.10 192.168.11.10
Configuration procedure
1 Configure PE1
# Enable MPLS and LDP.
[PE1] mpls lsr-id 1.1.1.1
[PE1] mpls
[PE1-mpls] quit
[PE1] mpls ldp
# Configure the VLAN interface connecting CE.
[PE1] vlan 201
[PE1-vlan201] port gigabitethernet 2/1/1
[PE1-vlan201] quit
[PE1] vlan 202
[PE1-vlan202] port gigabitethernet 2/1/2
[PE1-vlan202] quit
# Configure Loopback interface.
[PE1] interface loopback 0
[PE1-LoopBack0] ip address 1.1.1.1 255.255.255.255
# Configure VPN-instance.
[PE1] ip vpn-instance vpna
[PE1-vpn-vpna] route-distinguisher 100:1
[PE1-vpn-vpna] vpn-target 100:1 both
[PE1] ip vpn-instance vpnb
[PE1-vpn-vpnb] route-distinguisher 100:2
[PE1-vpn-vpnb] vpn-target 100:2 both
# Configure VLAN interface connecting PE1 and P1.
[PE1] vlan 205
[PE1-vlan205] port gigabitethernet 2/2/1
[PE1-vlan205] quit
Typical BGP/MPLS VPN Configuration Example
VLAN205 VLAN205
10.1.1.1/24 10.1.1.1/24 10.1.1.1/24 10.1.1.1/24
VLAN206 VLAN206
98.98.98.1/24 98.98.98.1/24 98.98.98.1/24 98.98.98.1/24
98.98.98.2/24 98.98.98.2/24 98.98.98.2/24 98.98.98.2/24
VLAN202 VLAN202
VLAN206 VLAN206
P1:3.3.3.3/32 P1:3.3.3.3/32 P1 P1 P1 P1
P2:4.4.4.4/32 P2:4.4.4.4/32
VLAN201 VLAN201
172.21.21.2/24 172.21.21.2/24 172.21.21.2/24 172.21.21.2/24 172.21.21.2/24 172.21.21.2/24
CE3 CE3 CE3 CE3 CE3 CE3
PC3 PC3 PC3 PC3 PC3 PC3
192.168.21.10 192.168.21.10 192.168.21.10 192.168.21.10 192.168.21.10 192.168.21.10
AS 200 AS 200
VLAN205 VLAN205 VLAN205 VLAN205
20.1.1.1/24 20.1.1.1/24 20.1.1.1/24 20.1.1.1/24 20.1.1.1/24 20.1.1.1/24 20.1.1.2/24 20.1.1.2/24 20.1.1.2/24 20.1.1.2/24
PE2:2.2.2.2/32 PE2:2.2.2.2/32
VLAN203 VLAN203 VLAN204 VLAN204
172.12.12.1/24 172.12.12.1/24 172.12.12.1/24 172.12.12.1/24 172.22.22.1/24 172.22.22.1/24 172.22.22.1/24 172.22.22.1/24
VLAN201 VLAN201
172.12.12.2/24 172.12.12.2/24 172.12.12.2/24 172.12.12.2/24 172.12.12.2/24 172.12.12.2/24
172.22.22.2/24 172.22.22.2/24 172.22.22.2/24 172.22.22.2/24
CE2 CE2 CE2 CE2 CE2 CE2
PC2 PC2 PC2 PC2 PC2 PC2 PC4 PC4 PC4 PC4 PC4 PC4
192.168.12.10 192.168.12.10 192.168.12.10 192.168.12.10 192.168.12.10 192.168.12.10 192.168.22.10 192.168.22.10 192.168.22.10 192.168.22.10 192.168.22.10 192.168.22.10
571
VLAN201 VLAN201
CE4 CE4 CE4 CE4 CE4 CE4