is-type
Configure IS-IS operating level for a router.
E-Series, S4810
Syntax
is-type {level-1 | level-1-2 | level-2-only}
To return to the default values, use the no is-type command.
Parameters
level-1
level-1-2
level-2-only
Defaults
level-1-2
Command Modes
ROUTER ISIS
Command History
Version 8.3.12.0
Usage
The IS-IS protocol automatically determines area boundaries and are able to keep Level 1 and
Information
Level 2 routing separate. Poorly planned use of this feature may cause configuration errors,
such as accidental area partitioning.
If you are configuring only one area in your network, you do not need to run both Level 1 and
Level 2 routing algorithms. You can configure the IS type as Level 1.
log-adjacency-changes
Generate a log messages for adjacency state changes.
E-Series, S4810
Syntax
log-adjacency-changes
To disable this function, use the no log-adjacency-changes command.
Defaults
Adjacency changes are not logged.
Command Modes
ROUTER ISIS
Command History
Version 8.3.12.0
Usage
This command allows you to monitor adjacency state changes, which is useful when you
Information
monitor large networks. Messages are logged in the system's error message facility.
882
Allows a router to act as a Level 1 router.
Allows a router to act as both a Level 1 and Level 2 router. This is the
default.
Allows a router to act as a Level 2 router.
Introduced on the S4810.
Introduced on the S4810.