Reference Guide

890 | Intermediate System to Intermediate System (IS-IS)
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metric-style
e
Configure a router to generate and accept old-style, new-style, or both styles of type, length, and values
(TLV).
Syntax
metric-style {narrow [transition] | transition | wide [transition]} [level-1 | level-2]
To return to the default values, enter the no metric-style {narrow [transition] | transition | wide
[transition]} [level-1 | level-2] command.
Parameters
Defaults
narrow; if no Level is specified, Level-1 and Level-2 are configured.
Command Modes
ROUTER ISIS
Command
History
Usage
Information
If you enter the metric-style wide command, the FTOS generates and accepts only new-style TLVs.
The router uses less memory and other resources rather than generating both old-style and new-style
TLVs.
The new-style TLVs have wider metric fields than old-style TLVs.
Related
Commands
multi-topology
e
Enables Multi-Topology IS-IS. It also allows enabling/disabling of old and new style TLVs for IP
prefix information in the LSPs.
Syntax
multi-topology [transition]
To return to a single topology configuration, enter no multi-topology [transition].
Parameters
Version 7.8.1.0 Introduced multi-topology ISIS support
Version 6.3.1.0 Introduced
narrow
Allows you to configure the E-Series to generate and accept old-style TLVs.
Metric range: 0 to 63
transition
Allows you to configure the E-Series to generate both old-style and new-style TLVs.
Metric range: 0 to 63
wide
Allows you to configure the E-Series to generate and accept only new-style TLVs.
Metric range: 0 to 16777215
level-1
Enables the metric style on Level 1.
level-2
Enables the metric style on Level 2.
Version 8.3.12.0 Introduced on S4810
isis metric Use this command to configure a metric for an interface.
transition