7.8.2 Firmware Upgrade............................................................................................................................................................................................................................... 63
7.8.3 Provision.............................................................................................................................................................................................................................................. 63
7.8.4 SNMP...................................................................................................................................................................................................................................................64
7.8.5 TR069.................................................................................................................................................................................................................................................. 65
8 Trouble Shooting..................................................................................................................................................................................................................................................... 66
8.1 No Operation after Power On........................................................................................................................................................................................................................ 66
8.2 Long Time Stop at “Initializing Network”.................................................................................................................................................................................................... 66
8.3 No Dial Tone................................................................................................................................................................................................................................................. 66
8.4 Can not Make a Call...................................................................................................................................................................................................................................... 66
8.5 Can not Receive Any Phone Call.................................................................................................................................................................................................................. 66
8.6 No Voice during an Active Call..................................................................................................................................................................................................................... 67
8.7 Can not connect to the configuration Website...............................................................................................................................................................................................67
8.8 Forget the Password.......................................................................................................................................................................................................................................67
9 Contact ways............................................................................................................................................................................................................................................................69