The mpls te frr-switch degrade command is used to enable the TE tunnel to mask the FRR function.
The undo mpls te frr-switch degrade command is used to restore the default configuration.
By default, the TE tunnel is not enabled to mask the FRR.
Usage Scenario
After the mpls te frr-switch degrade command is enabled:
1.If the primary path in frr-in-use state, the primary path cannot be iterated by the business. 2.If the tunnel is configured with HSB and the HSB path is available, traffic will switch to HSB path. 3.If no backup path is available for the tunnel, this tunnel is unavailable and services can be iterated to other tunnels such as LDP. 4.If the service has no other tunnels to iterate, the traffic is cut off.<HUAWEI> system-view [~HUAWEI] interface Tunnel2 [*HUAWEI-Tunnel2] tunnel-protocol mpls te [*HUAWEI-Tunnel2] mpls te tunnel-id 2 [*HUAWEI-Tunnel2] destination 2.2.2.2 [*HUAWEI-Tunnel2] mpls te fast-reroute [*HUAWEI-Tunnel2] mpls te frr-switch degrade