Specifications

tunnel mpls traffic-eng record-route
MP-884
Cisco IOS Multiprotocol Label Switching Command Reference
January 2010
tunnel mpls traffic-eng record-route
To include the interface address for the label switched path (LSP) in the Record Route Object (RRO) for
an RESV message, use the tunnel mpls traffic-eng record-route command in interface configuration
mode. To remove the interface address for the LSP in the RRO for the RESV message, use the no form
of this command.
tunnel mpls traffic-eng record-route
no tunnel mpls traffic-eng record-route
Syntax Description This command has no arguments or keywords.
Command Default By default, this command is disabled. The interface addresses for the LSP are not included in the RRO
of
the RESVmessage.The record-route option is automatically enabled when the tunnel mpls
traffic-eng fast-reroute command for the fast-reroute (FRR) feature is enabled at the headend.
Command Modes Interface configuration
Command History
Usage Guidelines The RRO has two functions. It records the route of the LSP that can be used in loop prevention, and it
r
ecords labels that are used by FRR.
The contents of a RRO are a series of variable-length data items called subobjects.
If record route is enabled, the RRO contains details in the following order: node-ID, interface address,
an
d label.
Examples The following example shows how to include the interface address using the t
unnel mpls traffic-eng
record-route command:
interface tunnel1
ip unnumbered loopback0
no ip direct-broadcast
tunnel destination 192.168.1.5
tunnel mode mpls traffic-eng
tunnel mpls traffic-eng autoroute announce
tunnel mpls traffic-eng bandwidth 100
tunnel mpls traffic-eng priority 1 1
tunnel mpls traffic-eng path-option 1 dynamic
tunnel mpls traffic-eng record-route
Release Modification
12.0(5)S This command was introduced.
12.0(7)T This command was integrated into Cisco IOS Release 12.0(7)T.