160
State: Up HoldTime: 22s Type: L1 PRI: 64
System Id: 0000.0000.0002
Interface: Ethernet1/1 Circuit Id: 0000.0000.0001.01
State: Up HoldTime: 22s Type: L2(L1L2) PRI: 64
System Id: 0000.0000.0004
Interface: Ethernet1/1 Circuit Id: 0000.0000.0001.01
State: Up HoldTime: 22s Type: L2 PRI: 64
# Display information about IS-IS interfaces of Router A.
[RouterA] display isis interface
Interface information for IS-IS(1)
---------------------------------
Interface: Ethernet1/1
Id IPv4.State IPv6.State MTU Type DIS
001 Up Down 1497 L1/L2 Yes/Yes
The output shows that after the DIS priority configuration, Router A becomes the DIS for Level-1-2,
and the pseudonode is 0000.0000.0001.01.
# Display information about IS-IS neighbors and interfaces of Router C.
[RouterC] display isis peer
Peer information for IS-IS(1)
----------------------------
System Id: 0000.0000.0001
Interface: Ethernet1/1 Circuit Id: 0000.0000.0001.01
State: Up HoldTime: 7s Type: L1 PRI: 100
System Id: 0000.0000.0002
Interface: Ethernet1/1 Circuit Id: 0000.0000.0001.01
State: Up HoldTime: 23s Type: L1 PRI: 64
[RouterC] display isis interface
Interface information for IS-IS(1)
---------------------------------
Interface: Ethernet1/1
Id IPv4.State IPv6.State MTU Type DIS
001 Up Down 1497 L1/L2 No/No
# Display information about IS-IS neighbors and interfaces of Router D.
[RouterD] display isis peer
Peer information for IS-IS(1)
----------------------------
System Id: 0000.0000.0001
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