|  | 
                
                    
                         
                             |  Constants | 
                          
                         
                             |  init   | 
                             1 | 
                             Initializing | 
                             
                                  Initializing 
                              | 
                          
                         
                             |  wait-init   | 
                             2 | 
                             Waiting for initialization | 
                             
                                  Waiting for initaialization from peer 
                              | 
                          
                         
                             |  wait-init-ack   | 
                             4 | 
                             Waiting for initializing ack | 
                             
                                  Waiting for init ack 
                              | 
                          
                         
                             |  cr-mode   | 
                             8 | 
                             Conditional Receive mode | 
                             
                                  Conditional Receive mode 
                              | 
                          
                         
                             |  up   | 
                             16 | 
                             UP | 
                             
                                  Neighbor is up 
                              | 
                          
                         
                             |  down   | 
                             32 | 
                             Neighbor going down | 
                             
                                  Neighbor going down 
                              | 
                          
                         
                             | DEFAULT  | 
                             0 | 
                              ---  | 
                             
                                  Adjacency operational state 
                              | 
                          
                    
                 
                 |