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H3C Technologies H3C S10500 Series Switches User Manual

Page 280

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After the configurations, OSPF adjacencies are established between PE 1, P, and PE 2. Issue the display

ospf peer command. The output shows that the adjacency status is Full. Issue the display ip routing-table

command. The output shows that the PEs have learned the routes to the loopback interfaces of each other.
The following takes PE 1 as an example:

[PE1] display ip routing-table

Routing Tables: Public

Destinations : 8 Routes : 8

Destination/Mask Proto Pre Cost NextHop Interface

1.1.1.9/32 Direct 0 0 127.0.0.1 InLoop0

2.2.2.9/32 OSPF 10 1 172.1.1.2 Vlan13

3.3.3.9/32 OSPF 10 2 172.1.1.2 Vlan13

127.0.0.0/8 Direct 0 0 127.0.0.1 InLoop0

127.0.0.1/32 Direct 0 0 127.0.0.1 InLoop0

172.1.1.0/24 Direct 0 0 172.1.1.1 Vlan13

172.1.1.1/32 Direct 0 0 127.0.0.1 InLoop0

172.2.1.0/24 OSPF 10 1 172.1.1.2 Vlan13

[PE1] display ospf peer verbose

OSPF Process 1 with Router ID 1.1.1.9

Neighbors

Area 0.0.0.0 interface 172.1.1.1(Vlan-interface13)'s neighbors

Router ID: 172.1.1.2 Address: 172.1.1.2 GR State: Normal

State: Full Mode:Nbr is Master Priority: 1

DR: 172.1.1.1 BDR: 172.1.1.2 MTU: 0

Dead timer due in 38 sec

Neighbor is up for 00:02:44

Authentication Sequence: [ 0 ]

Neighbor state change count: 5

2.

Configure MPLS basic capability and MPLS LDP on the MPLS backbone to establish LDP LSPs

# Configure PE 1.

[PE1] mpls lsr-id 1.1.1.9

[PE1] mpls

[PE1-mpls] quit

[PE1] mpls ldp

[PE1-mpls-ldp] quit

[PE1] interface vlan-interface 13

[PE1-Vlan-interface13] mpls

[PE1-Vlan-interface13] mpls ldp

[PE1-Vlan-interface13] quit

# Configure the P device.

[P] mpls lsr-id 2.2.2.9

[P] mpls

[P-mpls] quit

[P] mpls ldp

[P-mpls-ldp] quit

[P] interface vlan-interface 13

[P-Vlan-interface13] mpls

[P-Vlan-interface13] mpls ldp

[P-Vlan-interface13] quit