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Field Description
System Id The value that identifies a system in an area.
Interface The interface, slot, and port in which the router was
discovered.
State The value providing status about the adjacency state. The
range is Up and Init.
Type This value displays the adjacency type (Layer 2, Layer 2 or
both).
Priority IS-IS priority the neighbor advertises. The neighbor with
highest priority becomes the designated router for the
interface.
Uptime Displays the interfaces uptime.
Circuit Id The neighbor’s interpretation of the designated router for
the interface.
Example
The bold sections below identify that Multi-Topology IS-IS is enabled. This
command displays only one IP address per line.
Dell#show isis neighbors
System Id Interface State Type Priority Uptime Circuit Id
TEST Te 7/1 Up L1L2
(M) 127 09:28:01 TEST.02
!
Dell#show isis neighbors detail
System Id Interface State Type Priority Uptime Circuit Id
TEST Te 7/1 Up L1L2
(M) 127 09:28:04 TEST.02 Area Address(es):
49.0000.0001
IP Address(es): 25.1.1.3*
MAC Address: 0000.0000.0000
Hold Time: 28
Link Local Address: fe80::201:e8ff:fe00:492c
Topology: IPv4 IPv6 , Common (IPv4 IPv6 )
Adjacency being used for MTs: IPv4 IPv6
Dell#
show isis protocol
Display IS-IS routing information.
S4820T
Syntax
show isis [vrf vrf-name] protocol
Parameters
vrf vrf-name (OPTIONAL) Enter the keyword vrf followed by the name of
the VRF to display IS-IS routing information corresponding to
that VRF.
1090
Intermediate System to Intermediate System (IS-IS)