H3C Technologies H3C S7500E Series Switches - Manual (Page 294)

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z
ASBR-PE 1 and ASBR-PE 2 use their respective routing policies and label the routes received
from each other.
z
ASBR-PE 1 and ASBR-PE 2 use MP-EBGP to exchange labeled IPv4 routes.
Figure 6-22 Configure inter-provider VPN option C
Device Interface IP address Device Interface IP address
PE 1 Loop0 2.2.2.9/32 PE 2 Loop0 5.5.5.9/32
Loop1 30.0.0.1/32 Loop1 20.0.0.1/32
Vlan-int11 1.1.1.2/8 Vlan-int11 9.1.1.2/8
ASBR-PE 1 Loop0 3.3.3.9/32 ASBR-PE 2 Loop0 4.4.4.9/32
Vlan-int11 1.1.1.1/8 Vlan-int11 9.1.1.1/8
Vlan-int12 11.0.0.2/8 Vlan-int12 11.0.0.1/8
Configuration procedure
1) Configure PE 1
# Run IS-IS on PE 1.
system-view
[PE1] isis 1
[PE1-isis-1] network-entity 10.111.111.111.111.00
[PE1-isis-1] quit
# Configure LSR ID, enable MPLS and LDP.
[PE1] mpls lsr-id 2.2.2.9
[PE1] mpls
[PE1-mpls] label advertise non-null
[PE1-mpls] quit
[PE1] mpls ldp
[PE1-mpls-ldp] quit
# Configure interface VLAN-interface 11, start IS-IS and enable MPLS and LDP on the interface.
[PE1] interface vlan-interface 11
[PE1-Vlan-interface11] ip address 1.1.1.2 255.0.0.0
[PE1-Vlan-interface11] isis enable 1
[PE1-Vlan-interface11] mpls
[PE1-Vlan-interface11] mpls ldp
[PE1-Vlan-interface11] quit
# Configure interface Loopback 0 and start IS-IS on it.
[PE1] interface loopback 0
[PE1-LoopBack0] ip address 2.2.2.9 32
[PE1-LoopBack0] isis enable 1