H3C SR8800 10G Mpls Configuration Manual page 352

PE 1
Router A
Configuration procedure
Configure OSPF on the customer networks
1.
Configure conventional OSPF on CE 1, Router A, and CE 2 to advertise segment addresses of the
interfaces as shown in
After completing the configurations, CE 1 and CE 2 can learn the OSPF route to the GigabitEthernet
interface of each other. The following takes CE 1 as an example:
<CE1> display ip routing-table
Routing Tables: Public
Destination/Mask
20.1.1.0/24
20.1.1.1/32
20.1.1.2/32
30.1.1.0/24
100.1.1.0/24
100.1.1.1/32
120.1.1.0/24
127.0.0.0/8
127.0.0.1/32
Configure MPLS L3VPN on the backbone
2.
# Configure basic MPLS and MPLS LDP on PE 1 to establish LDP LSPs.
<PE1> system-view
[PE1] interface loopback 0
[PE1-LoopBack0] ip address 1.1.1.9 32
[PE1-LoopBack0] quit
[PE1] mpls lsr-id 1.1.1.9
[PE1] mpls
[PE1-mpls] quit
[PE1] mpls ldp
[PE1-mpls-ldp] quit
[PE1] interface POS 2/1/2
[PE1-POS2/1/2] ip address 10.1.1.1 24
[PE1-POS2/1/2] mpls
[PE1-POS2/1/2] mpls ldp
[PE1-POS2/1/2] quit
# Configure PE 1 to take PE 2 as the MP-IBGP peer.
[PE1] bgp 100
[PE1-bgp] peer 2.2.2.9 as-number 100
POS2/1/2 20.1.1.1/24
Loop0 1.1.1.9/32
Loop1 3.3.3.3/32
GE4/1/1 100.1.1.2/24
POS2/1/2 10.1.1.1/24
POS2/1/1 30.1.1.1/24
POS2/1/2 20.1.1.2/24
Figure 83. (Details not shown)
Destinations : 9
Proto Pre
Direct 0
Direct 0
Direct 0
OSPF 10
Direct 0
Direct 0
OSPF 10
Direct 0
Direct 0
PE 2
Routes : 9
Cost NextHop
0 20.1.1.1
0 127.0.0.1
0 20.1.1.2
3124 20.1.1.2
0 100.1.1.1
0 127.0.0.1
3125 20.1.1.2
0 127.0.0.1
0 127.0.0.1
341
POS2/1/2 30.1.1.2/24
Loop0 2.2.2.9/32
Loop1 5.5.5.5/32
GE4/1/1 120.1.1.2/24
POS2/1/1 10.1.1.2/24
Interface
POS2/1/2
InLoop0
POS2/1/2
POS2/1/2
GE4/1/1
InLoop0
POS2/1/2
InLoop0
InLoop0