Manual do Usuário - EchoLife
ET325 IP Phone
5 Software Upgrade &
Customization
58
firmware file that you want to restore to the root directory of the TFTP
server.
Press the * and # keys on the ET325 and power on the ET325. The ET325 downloads
the firmware file and the message indicating that the version is restored is
displayed on the LCD. When the firmware file is downloaded, the ET325
reboots automatically. Then the ET325 becomes normal.
Firmware upgrades take around 60 seconds in a controlled LAN
or 5–10 minutes over the Internet. It is recommended that you
complete firmware upgrades in a controlled LAN environment
whenever possible.
5.1.3 Configuring the Local TFTP
Extract the contents of the file to the root directory of the TFTP server.
Connect the PC where the TFTP server is located and the ET325 in the same LAN
segment.
Properly set the parameters of the TFTP server.
The configuration steps vary with TFTP servers.
Start the TFTP server.
Configure the IP address of the firmware server path on the Web configuration page.
Update the change and reboot the phone.