3Com 8807 - Page 571

Typical BGP/MPLS VPN Configuration Example 571
Network diagram
Figure 138 Network diagram for ASBR
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
P1
VLAN205
10.1.1.2/24 20.1.1.1/24
CE1 CE2
172.12.12.2/24
PC1 PC2
CE4
PC4
CE3
172.21.21.2/24
PC3
192.168.11.10
192.168.21.10
192.168.12.10
192.168.22.10
172.21.21.1/24172.11.11.1/24
10.1.1.1/24 20.1.1.2/24
172.12.12.1/24 172.22.22.1/24
98.98.98.1/24
98.98.98.2/24
VLAN205
VLAN205
172.11.11.2/24 172.22.22.2/24
P1
PE1:1.1.1.1/32
10.1.1.2/24 20.1.1.1/24
CE1 CE2
172.12.12.2/24
PC1 PC2
CE4
PC4
CE3
172.21.21.2/24
PC3
192.168.11.10
192.168.21.10
192.168.12.10
192.168.22.10
P1:3.3.3.3/32
VLAN201
PE2:2.2.2.2/32
10.1.1.2/24 20.1.1.1/24
AS 100
CE1 CE2
172.12.12.2/24
PC1 PC2
CE4
PC4
CE3
172.21.21.2/24
PC3
192.168.11.10
192.168.21.10
192.168.12.10
192.168.22.10
AS 200
172.21.21.1/24172.11.11.1/24
10.1.1.1/24 20.1.1.2/24
172.12.12.1/24 172.22.22.1/24
98.98.98.1/24
98.98.98.2/24
P2:4.4.4.4/32
172.11.11.2/24 172.22.22.2/24
VLAN205
VLAN202
VLAN204VLAN203
VLAN201
VLAN201 VLAN201 VLAN201
VLAN206
VLAN206
P1
VLAN205
10.1.1.2/24 20.1.1.1/24
CE1 CE2
172.12.12.2/24
PC1 PC2
CE4
PC4
CE3
172.21.21.2/24
PC3
192.168.11.10
192.168.21.10
192.168.12.10
192.168.22.10
172.21.21.1/24172.11.11.1/24
10.1.1.1/24 20.1.1.2/24
172.12.12.1/24 172.22.22.1/24
98.98.98.1/24
98.98.98.2/24
VLAN205
VLAN205
172.11.11.2/24 172.22.22.2/24
P1
PE1:1.1.1.1/32
10.1.1.2/24 20.1.1.1/24
CE1 CE2
172.12.12.2/24
PC1 PC2
CE4
PC4
CE3
172.21.21.2/24
PC3
192.168.11.10
192.168.21.10
192.168.12.10
192.168.22.10
P1:3.3.3.3/32
VLAN201
PE2:2.2.2.2/32
10.1.1.2/24 20.1.1.1/24
AS 100
CE1 CE2
172.12.12.2/24
PC1 PC2
CE4
PC4
CE3
172.21.21.2/24
PC3
192.168.11.10
192.168.21.10
192.168.12.10
192.168.22.10
AS 200
172.21.21.1/24172.11.11.1/24
10.1.1.1/24 20.1.1.2/24
172.12.12.1/24 172.22.22.1/24
98.98.98.1/24
98.98.98.2/24
P2:4.4.4.4/32
172.11.11.2/24 172.22.22.2/24
VLAN205
VLAN202
VLAN204VLAN203
VLAN201
VLAN201 VLAN201 VLAN201
VLAN206
VLAN206