3Com Switch 4800G 24-Port - IS-IS Configuration Example

354 CHAPTER 29: IS-IS CONFIGURATION
IS-IS Configuration
Example
IS-IS Basic Configuration Network requirements
As shown in Figure 112, Switch A, B, C and Switch D reside in an IS-IS AS. Switch
A and B are Level-1 switches, 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, while Switch D is in area 20.
Network diagram
Figure 112 Network diagram for IS-IS basic configuration
Configuration procedure
1 Configure IP addresses for interfaces (omitted)
2 Configure IS-IS
# 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.
Vlan-int300
192.168.0.2/24
Vlan-int100
172.16.1.1/16
Switch D
L2
Area 20
Switch A
L1
Switch B
L1
Switch C
L1/L2
Vlan-int100
10.1.1.2/24
Vlan-int100
10.1.1.1/24
Vlan-int200
10.1.2.1/24
Vlan-int200
10.1.2.2/24
Vlan-int300
192.168.0.1/24
Area 10