Specifications

metric-style narrow
MP-138
Cisco IOS Multiprotocol Label Switching Command Reference
January 2010
metric-style narrow
To configure a router running Intermediate System-to-Intermediate System (IS-IS) so that it generates
and accepts old-style type, length, and value objects (TLVs), use the metric-style narrow command in
router configuration mode. To disable this function, use the no form of this command.
metric-style narrow [tr
ansition] [level-1 | level-2 | level-1-2]
no metric-style narrow [tr
ansition] [level-1 | level-2 | level-1-2]
Syntax Description
Defaults The Multiprotocol Label Switching (MPLS) traffic engineering image generates only old-style TLVs. To
do M
PLS traffic engineering, a router must generate new-style TLVs that have wider metric fields.
Command Modes Router configuration
Command History
Examples The following example shows how to configure the router to generate and accept old-style TLVs on
ro
uter level 1:
Router(config-router)# metric-style narrow level-1
Related Commands
transition (Optional) Instructs the router to use both old- and new-style TLVs.
level-1 (Optional) Enables this command on routing level 1.
level-2 (Optional) Enables this command on routing level 2.
level-1-2 (Optional) Enables this command on routing levels 1 and 2.
Release Modification
12.0(5)S This command was introduced.
12.1(3)T This command was integrated into Cisco IOS Release 12.1(3)T.
12.0(10)ST This command was integrated into Cisco IOS Release 12.0(10)ST.
12.2(28)SB This command was integrated into Cisco IOS Release 12.2(28)SB.
12.2(33)SRA This command was integrated into Cisco IOS Release 12.2(33)SRA.
12.2SX This command is supported in the Cisco IOS Release 12.2SX train. Support
i
n a specific 12.2SX release of this train depends on your feature set,
platform, and platform hardware.
Command Description
metric-style transition Configures a router to generate both old-style and new-style TLVs.
metric-style wide Configures a router to generate and accept only new-style TLVs.