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9.5 Network Packets Capture
Sometimes it is helpful to sniff the network packets of the phone for issue identification. To get the packets of
the phone captured, user needs to log in the phone web portal, open page [System] -> [Tools] and click [Start]
in “Network Packets Capture” section. A pop-up message will be prompt to ask user to save the capture file.
User then should perform relevant operations such as activate/deactivate line or making phone calls and click
[STOP] button in the web page when capture finished. The network packets of the phone during the period
have been captured and saved as a file. User may examine the packets with a packet analyzer or send it to
support.
9.6 Entering Post Mode and Recover System Image
WARNING!
P
LEASE DO NOT UPDATE SYSTEM IMAGE FROM
P
OST MODE UNLESS THE SYSTEM IMAGE IS DAMAGED
.
If the phone could not boot up and entered into POST MODE, it is usually because of system image damaged
due to power failure during software upgrading. When this occurs, users may follow below steps to restore
the system image.
Step 1. Download the latest phone software.
Step 2. Setup a FTP server on a PC and put the downloaded software in the FTP repository. (Windows users
can download free FTP server software such as WFTPD32 or 3CDaemon)
Step 3. Configure the PC with fixed IP address as 192.168.10.10
Step 4. Connect phone PC port with the PC.
Step 5. Telnet from command line to phone: >telnet 192.168.10.1
Step 6.
When telnet connection established, it will run POST maintenance tools, please select ‘2’ – FTP
update image, and fill in required information to start the image update.
Step 7.
Once update finished, please select ‘4’ to reboot the phone.