|  Constants | 
                         
                         
                             |  peer-restart   | 
                             1 | 
                             Peer is NSF restarting | 
                             
                                  Peer is NSF restarting 
                              | 
                         
                         
                             |  init-gr   | 
                             2 | 
                             Initiated GR | 
                             
                                  We initiated Graceful Restart 
                              | 
                         
                         
                             |  peer-nsf-convg   | 
                             4 | 
                             Peer is waiting for convergence | 
                             
                                  Peer is waiting for EOT/convergence from us 
                              | 
                         
                         
                             |  nsf-start   | 
                             8 | 
                             NSF startup mode | 
                             
                                  NSF startup mode - send RS bit along with INIT to the peer
                              | 
                         
                         
                             |  need-convg   | 
                             16 | 
                             Need EOT from peer | 
                             
                                  We need EOT from the peer 
                              | 
                         
                         
                             | DEFAULT  | 
                             0 | 
                              ---  | 
                             
                                  NSF operational state 
                              |