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Figure 45 Network diagram
Device Interface IP address Device Interface IP address
Router A Eth1/1 192.168.0.102/24
Router B
Eth1/1
192.168.0.100/24
Eth1/2 10.1.1.102/24
Eth1/2
13.1.1.1/24
Router C Eth1/1 10.1.1.100/24
Eth1/2 13.1.1.2/24
Configuration procedure
1. Configure IP addresses for interfaces. (Details not shown.)
2. Configure basic IS-IS:
# Configure Router A.
<RouterA> system-view
[RouterA] isis
[RouterA-isis-1] network-entity 10.0000.0000.0001.00
[RouterA-isis-1] quit
[RouterA] interface ethernet 1/1
[RouterA-Ethernet1/1] isis enable
[RouterA-Ethernet1/1] quit
[RouterA] interface ethernet 1/2
[RouterA-Ethernet1/2] isis enable
[RouterA-Ethernet1/2] quit
# Configure Router B.
<RouterB> system-view
[RouterB] isis
[RouterB-isis-1] network-entity 10.0000.0000.0002.00
[RouterB-isis-1] quit
[RouterB] interface ethernet 1/1
[RouterB-Ethernet1/1] isis enable
[RouterB-Ethernet1/1] quit
[RouterB] interface ethernet 1/2
[RouterB-Ethernet1/2] isis enable
[RouterB-Ethernet1/2] quit
# Configure Router C.
<RouterC> system-view
[RouterC] isis