show isis adjacencies

Display Intermediate-System-to-Intermediate-System (IS-IS) adjacencies.

Syntax

Command Parameters

home
Displays the IS-IS adjacencies that the system configures in the home area.
remote
Displays the IS-IS adjacencies that the system configures in the remote area.

Default

None

Command Mode

User EXEC

Command Output

The show isis adjacencies command displays the following information:

Parameter

Description

INTERFACE

Indicates the interface port, MLT, or logical interface on which IS-IS exists.

L

Indicates the level of the adjacent router.

STATE

Indicates the state of IS-IS on the interface (enabled [UP] or disabled [DOWN]). The state is non-configurable.

UPTIME

Indicates the length of time the adjacency has been up in ddd hh:mm:ss format.

PRI

Indicates the priority of the neighboring Intermediate System for becoming the Designated Intermediate System (DIS).

HOLDTIME

Indicates the calculated hold time for the Hello (hello multiplier x hello interval); if the route is determined to be a designated router, then the product is divided by 3.

SYSID

Indicates the adjacent system ID of the router.

HOST-NAME

Indicates the hostname listed in the LSP. If the host name is not configured, then the system name is displayed.

STATUS

Indicates if the adjacency is active.

AREA

Indicates the type of area as home or remote.

AREA-NAME

Indicates the name of the area.

Example

Switch:1# show isis adjacencies
====================================================================================================
                                ISIS Adjacencies
====================================================================================================
INTERFACE L STATE  UPTIME   PRI  HOLDTIME   SYSID          HOST-NAME     STATUS   AREA  AREA-NAME
----------------------------------------------------------------------------------------------------
Port1/11  1  UP    05:02:18 127   22      beb0.0000.7204   Switch-Lab1   ACTIVE   HOME  area-9.00.02 
Port1/12  1  UP    05:00:18 127   25      beb0.0000.7204   Switch-Lab2   BACKUP   HOME  area-9.00.02
Port1/16  1  UP    05:00:25 127   24      beb0.0000.7204   Switch-Lab3   BACKUP   HOME  area-9.00.02

----------------------------------------------------------------------------------------------------
 Home:   3 out of 3 interfaces have formed an adjacency
 Remote: 0 out of 0 interfaces have formed an adjacency

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