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run show isis topology

run show isis topology

Owned by Tracy Yang
Jul 26, 2024

The run show isis topology command shows topology IS-IS paths to Intermediate Systems, globally, in area (level-1) or domain (level-2).


Command Syntax

run show isis [vrf <text>| vrf all] topology [level-1|level-2]


Parameter

Parameter

Description

vrf <vrf-name>

Optional. Specifies a VRF name. 

[level-1|level-2]

Optional. Specifies the topology IS-IS paths to Intermediate Systems, globally, in area (level-1) or domain (level-2).


Example

  • View the topology IS-IS paths to Intermediate Systems, globally, in area (level-1) or domain (level-2).
admin@PICOS# run show isis topology level-1
Area 1:
IS-IS paths to level-1 routers that speak IP
Vertex               Type         Metric Next-Hop             Interface Parent
localhost
1.1.1.0/24           IP internal  0                                     localhost(4)
10.10.10.0/24        IP internal  0                                     localhost(4)
PICOS                TE-IS        10     PICOS                vlan100   localhost(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                TE-IS        20     PICOS                vlan100   PICOS(2)
1.1.1.0/24           IP TE        20     PICOS                vlan100   PICOS(4)
2.2.2.0/24           IP TE        20     PICOS                vlan100   PICOS(4)

IS-IS paths to level-1 routers that speak IPv6
Vertex               Type         Metric Next-Hop             Interface Parent
localhost
1000::/64            IP6 internal 0                                     localhost(4)
PICOS                TE-IS        10     PICOS                vlan100   localhost(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                TE-IS        20     PICOS                vlan100   PICOS(2)
1000::/96            IP6 internal 20     PICOS                vlan100   PICOS(4)
2000::/96            IP6 internal 20     PICOS                vlan100   PICOS(4)


admin@PICOS# run show isis topology level-2
Area 1:
IS-IS paths to level-2 routers that speak IP
Vertex               Type         Metric Next-Hop             Interface Parent
localhost
1.1.1.0/24           IP internal  0                                     localhost(4)
10.10.10.0/24        IP internal  0                                     localhost(4)
PICOS                TE-IS        10     PICOS                vlan100   localhost(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                TE-IS        20     PICOS                vlan100   PICOS(2)
1.1.1.0/24           IP TE        20     PICOS                vlan100   PICOS(4)
2.2.2.0/24           IP TE        20     PICOS                vlan100   PICOS(4)

IS-IS paths to level-2 routers that speak IPv6
Vertex               Type         Metric Next-Hop             Interface Parent
localhost
1000::/64            IP6 internal 0                                     localhost(4)
PICOS                TE-IS        10     PICOS                vlan100   localhost(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                pseudo_TE-IS 20     PICOS                vlan100   PICOS(4)
PICOS                TE-IS        20     PICOS                vlan100   PICOS(2)
1000::/96            IP6 internal 20     PICOS                vlan100   PICOS(4)
2000::/96            IP6 internal 20     PICOS                vlan100   PICOS(4)

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