Network and system interfaces must be configured in the config>router>interface context before they can be specified in MPLS. See the 7705 SAR Router Configuration Guide for interface configuration information.
This section describes MPLS and RSVP-TE guidelines and caveats.
Interfaces must already be configured in the config>router>interface context before they can be specified in MPLS and RSVP.
A router interface must be specified in the config>router>mpls context in order to apply it or modify parameters in the config>router>rsvp context.
A system interface must be configured and specified in the config>router>mpls context.
Paths must be created before they can be applied to an LSP.
CSPF must be enabled in order for administrative groups and SRLGs to be relevant.