(Optional) Configuring the Policy for Triggering the Establishment of an LSP

A policy is configured to trigger the establishment of an LSP on the ingress and egress of a TE tunnel.

Run system-view
The system view is displayed.
Run mpls
The MPLS view is displayed.
Run lsp-trigger { all | host | ip-prefix ip-prefix-name | none }
The policy for triggering the establishment of LSPs is configured.

By default, LDP uses IP host routes with 32-bit addresses (excluding host routes with 32-bit interface addresses) to establish LSPs.