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32 Tone Commander 7210/7220 User Manual
Select FLASH.
Select ENABLE.
After updating, you can disable flash updates to prevent inadvertent
changes to the phone configuration.
Telnet
This option allows a telnet client to connect to the phone for
troubleshooting purposes.
From the Installation Options menu, select UPDATE.
(Setup → INSTL → UPDATE)
Select TELNET.
Select ENABLE.
When telnet capability is no longer needed, disable it to prevent
inadvertent changes to the phone configuration.
FLASH UPDATE=DISABLED
ENABLE DISABLE
FLASH UPDATE=ENABLED
ENABLE DISABLE
IP CONFIGURATION UPDATE
DHCP TFTP FLASH TELNET
TELNET ACCESS=DISABLED
ENABLE DISABLE
TELNET ACCESS=ENABLED
ENABLE DISABLE