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H3C Technologies H3C S12500-X Series Switches User Manual

Page 181

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[PE1] interface vlan-interface 12

[PE1-Vlan-interface12] ip address 30.1.1.1 24

[PE1-Vlan-interface12] isis enable 1

[PE1-Vlan-interface12] mpls enable

[PE1-Vlan-interface12] mpls ldp enable

[PE1-Vlan-interface12] mpls ldp transport-address interface

[PE1-Vlan-interface12] quit

[PE1] bgp 100

[PE1-bgp] peer 4.4.4.9 as-number 100

[PE1-bgp] peer 4.4.4.9 connect-interface loopback 0

[PE1-bgp] address-family vpnv4

[PE1-bgp-vpnv4] peer 4.4.4.9 enable

[PE1-bgp-vpnv4] quit

[PE1-bgp] quit

# Configure PE 2 in the same way that PE 1 is configured. (Details not shown.)
After completing the configurations, execute the display mpls ldp peer command on PE 1 or PE 2.
The output shows that the LDP session has been established.
Execute the display bgp peer vpnv4 command. The output shows that the BGP peer relationship

has been established and has reached the Established state.
Execute the display isis peer command. The output shows that the IS-IS neighbor relationship has
been set up. Take PE 1 as an example:

[PE1] display mpls ldp peer

Total number of peers: 1

Peer LDP ID State LAM Role GR MD5 KA Sent/Rcvd

4.4.4.9:0 Operational DU Active Off Off 8/8

[PE1] display bgp peer vpnv4

BGP local router ID: 3.3.3.9

Local AS number: 100

Total number of peers: 1 Peers in established state: 1

Peer AS MsgRcvd MsgSent OutQ PrefRcv Up/Down State

4.4.4.9 100 3 6 0 0 00:00:32 Established

[PE1] display isis peer

Peer information for ISIS(1)

----------------------------

System Id: 0000.0000.0005

Interface: Vlan-interface12 Circuit Id: 0000.0000.0005.02

State: Up HoldTime: 8s Type: L1(L1L2) PRI: 64

System Id: 0000.0000.0005

Interface: Vlan-interface12 Circuit Id: 0000.0000.0005.02

State: Up HoldTime: 8s Type: L2(L1L2) PRI: 64

2.

Configure the customer carrier network. Enable IS-IS as the IGP and enable LDP between PE 3 and
CE 1, and between PE 4 and CE 2: