Indicates the Synchronization status of the Pseudowire upon LDP Graceful Restart. Only Four different values are possible. 0. Fully Synchronized 1. Local Synchronized. 2. Remote Synchronized 3. Not Synchronized. Fully Synchronized refers that the both Peer and the node has exchanged the Label Mapping Message after restart. Local Synchronized refers that the Label Mapping Message is sent by the node and waiting for the Label Mapping Message from the Peer. Remote Synchronized refers that the Label Mapping Message is sent by the Peer and waiting to send the Label Mapping Message to the Peer. Not Synchronized state refers that no Label Mapping Message exchanged between the Nodes after restart.