# show isis topology

#### Syntax

show isis topology [ [ level-1 | level-2 | l1 | l2 ]* [ nsap ]
[ level-1 | level-2 | l1 | l2 ]* ] [ filter ]

#### Release Information

Command introduced before JunosE Release 7.1.0.

#### Description

Displays the paths to all intermediate systems.

#### Options

- level-1—Displays paths to all level 1 routers in the area
- level-2—Displays paths to all level 2 routers in the domain
- l1—Displays paths to all level 1 routers in the area
- l2—Displays paths to all level 2 routers in the domain
- *—Indicates that one or more parameters can be repeated multiple times in a list in the command line
- nsap—NSAP address
- filter—See Filtering show Commands

#### Mode

Privileged Exec, User Exec