Upgrade administration.................................................................................................... 93
TFTP IP telephone upgrade examples.................................................................................... 94
Upgrading the 4602SW and 4602D phones....................................................................... 94
Upgrading 4620 IP phones............................................................................................... 96
Failure scenarios and repair actions........................................................................................ 97
Upgrading considerations....................................................................................................... 98
Chapter 12: Branch Gateway backups and restores........................................................... 99
Branch Gateway backups and restores................................................................................... 99
Chapter 13: Troubleshooting............................................................................................... 100
Troubleshooting.................................................................................................................. 100
One telephone stops working......................................................................................... 100
Identifying the problem when one phone stops working.................................................... 100
No power on the Branch Gateway.................................................................................. 100
CLI is not accessible...................................................................................................... 101
NVRAM Init................................................................................................................... 101
Chapter 14: Front panel description................................................................................... 105
Front panel description........................................................................................................ 105
The front panel of the Branch Gateway chassis without media modules............................. 105
The front panel of the Avaya MM710B media module....................................................... 109
The front panel of the Avaya MM711 media module.......................................................... 110
The front panel of the Avaya MM712 media module.......................................................... 111
The front panel of the Avaya MM714 media module.......................................................... 111
The front panel of the Avaya MM714B media module....................................................... 112
The front panel of the Avaya MM716 media module......................................................... 113
The front panel of the Avaya MM717 media module......................................................... 115
The front panel of the Avaya MM720 media module......................................................... 116
Front panel of the MM721 media module......................................................................... 117
The front panel of the Avaya MM722 media module......................................................... 117
Chapter 15: Technical specifications.................................................................................. 119
Technical specifications........................................................................................................ 119
Specifications................................................................................................................ 119
EM200 specifications..................................................................................................... 120
Power cord specifications............................................................................................... 120
USB modems supported by the Branch Gateway............................................................. 121
USB modems supported by the S8300............................................................................ 121
Chapter 16: Information checklists..................................................................................... 122
Information checklists.......................................................................................................... 122
Installer's checklist......................................................................................................... 122
Serial number and login information................................................................................ 123
Chapter 17: Equipment list.................................................................................................. 126
Equipment list..................................................................................................................... 126
Chapter 18: Resources......................................................................................................... 132
Contents
July 2018 Deploying and Upgrading Avaya G430 Branch Gateway 9
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