Avaya G250 Installing And Upgrading page 7

CLI Commands for upgrading G250 firmware via a USB device . . . . . . . .
Example upgrade using the CLI via a USB device . . . . . . . . . . . . . . .
Downloading G250 firmware files to a local PC . . . . . . . . . . . . . . . . .
Chapter 10: Upgrading IP phone configuration and firmware files . . .
The IP telephones supported by the TFTP Server feature . . . . . . . . .
IP telephones not supported by the TFTP Server feature. . . . . . . . . .
Administering the upgrade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Upgrading the IP telephones . . . . . . . . . . . . . . . . . . . . . . . . . . .
Upgrading the 4602SW and 4602D phones example . . . . . . . . . . . . . . . .
Upgrading 4620 IP phones example . . . . . . . . . . . . . . . . . . . . . . . . .
Failure scenarios and repair actions . . . . . . . . . . . . . . . . . . . . . . .
Upgrading considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Chapter 11: Backing up and restoring the G250 . . . . . . . . . . . . .
Chapter 12: Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . .
One telephone stops working. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Identifying the problem when one telephone stops working . . . . . . . . . .
Several telephones stop working. . . . . . . . . . . . . . . . . . . . . . . . . . .
Identifying the problem when several telephones stop working . . . . . . . .
No power on the G250 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A trunk stops working . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
A WAN line stops working . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CLI is not accessible . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Appendix A: Front panel description . . . . . . . . . . . . . . . . . . . 101
The front panel of the Avaya G250 Media Gateway . . . . . . . . . . . . . . . . .
G250 System LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G250 Analog port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G250 fixed ports and buttons . . . . . . . . . . . . . . . . . . . . . . . . . . .
The front panel of the Avaya G250-BRI Media Gateway. . . . . . . . . . . . . . .
G250-BRI system LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G250-BRI analog Port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G250-BRI ISDN BRI LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G250-BRI fixed ports and buttons . . . . . . . . . . . . . . . . . . . . . . . .
The front panel of the Avaya G250-DCP Media Gateway . . . . . . . . . . . . . .
G250-DCP system LEDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
G250-DCP analog port LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . .
Contents
78
78
79
81
81
82
82
83
84
87
88
89
91
93
93
93
94
94
95
95
95
96
101
102
102
103
104
104
105
105
106
107
108
108
Issue 6 November 2009 7