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Configuring bgp as number substitution, Network requirements – H3C Technologies H3C S6800 Series Switches User Manual

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OSPF Process 100 with Router ID 100.1.1.2

Sham link

Area Neighbor ID Source IP Destination IP State Cost

0.0.0.1 120.1.1.2 3.3.3.3 5.5.5.5 P-2-P 10

# Verify that the peer state is Full on PE 1.

[PE1] display ospf sham-link area 1

OSPF Process 100 with Router ID 100.1.1.2

Sham-Link: 3.3.3.3 --> 5.5.5.5

Neighbor ID: 120.1.1.2 State: Full

Area: 0.0.0.1

Cost: 10 State: P-2-P Type: Sham

Timers: Hello 10, Dead 40, Retransmit 5, Transmit Delay 1

Request list: 0 Retransmit list: 0

Configuring BGP AS number substitution

Network requirements

As shown in

Figure 71

, CE 1 and CE 2 belong to VPN 1 and are connected to PE 1 and PE 2, respectively.

The two CEs have the same AS number, 600. Configure BGP AS number substitution on the PEs to enable

the CEs to communicate with each other.

Figure 71 Network diagram

Table 21 Interface and IP address assignment

Device Interface IP

address

Device

Interface

IP address

CE 1

Vlan-int11

10.1.1.1/24

P

Loop0

2.2.2.9/32

Vlan-int12

100.1.1.1/24

Vlan-int11

30.1.1.1/24

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