3Com MSR 50 Series Configuration Manual page 1516

1516 C 79: MPLS L3VPN C
HAPTER ONFIGURATION
After you complete the above configurations, each PE and the ASBR PE in the
same AS should be able to establish neighbor relationship. Issuing the display
mpls ldp session command on the devices, you can see that the Session State
field has a value of Operational in the output information.
3 Configure VPN instances on PEs to allow CEs to access the network
n
The VPN targets for the VPN instances of the PEs must match those for the VPN
instances of the ASBR-PEs in the same AS. It is not required for PEs in different
ASs.
# Configure CE 1.
<CE1> system-view
[CE1] interface ethernet 1/0
[CE1-Ethernet1/0] ip address 10.1.1.1 24
[CE1-Ethernet1/0] quit
# Configure PE 1.
[PE1] ip vpn-instance vpn1
[PE1-vpn-instance-vpn1] route-distinguisher 100:1
[PE1-vpn-instance-vpn1] vpn-target 100:1 both
[PE1-vpn-instance-vpn1] quit
[PE1] interface ethernet 1/1
[PE1-Ethernet1/1] ip binding vpn-instance vpn1
[PE1-Ethernet1/1] ip address 10.1.1.2 24
[PE1-Ethernet1/1] quit
# Configure CE 2.
<CE2> system-view
[CE2] interface ethernet 1/0
[CE2-Ethernet1/0] ip address 10.2.1.1 24
[CE2-Ethernet1/0] quit
# Configure PE 2.
[PE2] ip vpn-instance vpn1
[PE2-vpn-instance-vpn1] route-distinguisher 200:2
[PE2-vpn-instance-vpn1] vpn-target 100:1 both
[PE2-vpn-instance-vpn1] quit
[PE2] interface ethernet 1/1
[PE2-Ethernet1/1] ip binding vpn-instance vpn1
[PE2-Ethernet1/1] ip address 10.2.1.2 24
[PE2-Ethernet1/1] quit
# Configure ASBR PE 1, creating a VPN instance and binding the instance to the
interface connected with ASBR PE 2. Note that ASBR PE 1 considers ASBR PE 2 its
CE.
[ASBR-PE1] ip vpn-instance vpn1
[ASBR-PE1-vpn-vpn1] route-distinguisher 100:1
[ASBR-PE1-vpn-vpn1] vpn-target 100:1 both
[ASBR-PE1-vpn-vpn1] quit
[ASBR-PE1] interface pos 5/1
[ASBR-PE1-POS5/1] ip binding vpn-instance vpn1