|  | 
                
                    
                         
                             |  Constants | 
                          
                         
                             |  invalid   | 
                             1 | 
                             Invalid Timer | 
                             
                                  Invalid Timer
                              | 
                          
                         
                             |  refresh   | 
                             2 | 
                             Refresh Timer | 
                             
                                  Refresh Timer
                              | 
                          
                         
                             |  hold   | 
                             3 | 
                             Hold Timer | 
                             
                                  Hold Timer
                              | 
                          
                         
                             |  zeroAge   | 
                             4 | 
                             Zero-Age Timer | 
                             
                                  ZeroAge Timer
                              | 
                          
                         
                             |  delete   | 
                             5 | 
                             Delete Timer | 
                             
                                  delete Timer
                              | 
                          
                         
                             |  seqWrap   | 
                             6 | 
                             Sequence Wrap Wait Timer | 
                             
                                  SeqWrap Timer
                              | 
                          
                         
                             | DEFAULT  | 
                             invalid(1) | 
                             Invalid Timer | 
                             
                                  Invalid Timer
                              | 
                          
                    
                 
                 |