SERVICE TRAFFIC PROTECTION METHOD AND APPARATUS

摘要

Embodiments of the present invention disclose a method for protecting service traffic, and the embodiments of the present invention further disclose an apparatus for protecting service traffic. The method includes: receiving, by a provider edge router PE, traffic, and querying a forwarding table to obtain state information of a first protection group, where the state information of the first protection group includes connectivity information of a first active tunnel and a first standby tunnel; determining, according to the state information of the first protection group, whether the first protection group is valid; if the first protection group is valid, determining a forwarding tunnel for the traffic according to the state information of the first protection group; and if the first protection group is invalid, performing processing on a case that the first protection group is invalid. The present invention can be used to perceive a state of a protection group in time, thereby avoiding a service interruption problem resulting from that service traffic is still sent to the protection group when the protection group is invalid.