Restarting the phone....................................................................................................... 53
Setting or changing the signaling protocol......................................................................... 54
Changing SSON settings................................................................................................. 55
Performing a self-test....................................................................................................... 55
Chapter 5: Maintaining 9600 Series IP Deskphones............................................................ 57
Maintaining 9600 Series IP Deskphones................................................................................. 57
About software distribution packages................................................................................ 57
Downloading software packages...................................................................................... 58
Contents of the settings file.............................................................................................. 59
Downloading text language files....................................................................................... 63
Changing the signaling protocol........................................................................................ 63
Applying settings to logical groups.................................................................................... 64
Calibrating the touch screen............................................................................................. 65
Adjusting contrast on button modules and non-color deskphones........................................ 65
Disabling or enabling automatic gain control...................................................................... 66
Setting handset audio equalization.................................................................................... 67
Changing the group identifier............................................................................................ 68
Chapter 6: Troubleshooting................................................................................................... 69
Troubleshooting.................................................................................................................... 69
Resolving error conditions................................................................................................ 69
Failure to hear DTMF tones.............................................................................................. 70
Correcting a power interruption......................................................................................... 70
Using the VIEW procedure for troubleshooting................................................................... 70
Installation error and status messages.............................................................................. 74
Operational errors and status messages........................................................................... 78
LLDP Troubleshooting..................................................................................................... 83
LLDP setup and troubleshooting steps.............................................................................. 84
SLA Mon
™
agent............................................................................................................ 86
Secure Shell Support....................................................................................................... 86
Chapter 7: Glossary................................................................................................................ 88
Contents
March 2018 Installing and Maintaining Avaya 9608/9608G/9611G/9621G/9641G/9641GS IP
Deskphones H.323 7
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