IS-IS configuration examples
IS-IS basic configuration
Network requirements
As shown in
Switch D is a Level-2 switch, and Switch C is a Level- 1 -2 switch. Switch A, B, and C are in Area 10, and
Switch D is in Area 20.
Figure 63 Network diagram for IS-IS basic configuration
Configuration procedure
Configure IP addresses for interfaces. (Details not shown.)
1.
Configure IS-IS:
2.
# Configure Switch A.
<SwitchA> system-view
[SwitchA] isis 1
[SwitchA-isis-1] is-level level-1
[SwitchA-isis-1] network-entity 10.0000.0000.0001.00
[SwitchA-isis-1] quit
[SwitchA] interface vlan-interface 100
[SwitchA-Vlan-interface100] isis enable 1
[SwitchA-Vlan-interface100] quit
# Configure Switch B.
<SwitchB> system-view
[SwitchB] isis 1
[SwitchB-isis-1] is-level level-1
[SwitchB-isis-1] network-entity 10.0000.0000.0002.00
[SwitchB-isis-1] quit
[SwitchB] interface vlan-interface 200
[SwitchB-Vlan-interface200] isis enable 1
[SwitchB-Vlan-interface200] quit
# Configure Switch C.
<SwitchC> system-view
Figure
63, Switch A, B, C, and D reside in an IS-IS AS. Switch A and B are Level- 1 switches,
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