порядок состояния tcp соединения

tcp connection state order

 # text version

Client                                                   Server
   ======                                                   ======
   ESTABLISHED                                              ESTABLISHED
   (client closes)
   ESTABLISHED                                              ESTABLISHED
                 ------->>
   FIN_WAIT_1
                <<-------- 
   FIN_WAIT_2                                               CLOSE_WAIT
                <<--------   (server closes)
                                                            LAST_ACK
                , ------->>
   TIME_WAIT                                                CLOSED
   (2*msl elapses...)
   CLOSED