Multi-layer network protection method and apparatus

摘要

is a failover method and apparatus in a network layer is provided. Failure recovery method according to an embodiment of the present invention, the lower layer to a lower layer backup obtaining the routing information, the obtained lower layer backup path setting information via a signaling message used for label-based routing based on setting a backup path, the failure detection in the lower layer, through the lower layer path is set back comprises the step of performing a protection switching. ;