BW2251 User Guide v1.0
Nov. 2013
Page 156 of 187
Figure 286 – upgrade firmware
Do not turn off the BW2251 during the firmware update process.
It will backward to previous version in case upgrade failure.
Update firmware will take about 4 minutes.
System | TFTP Upgrade
BW2251 support firmware upgrade via TFTP server.
Figure 287 – TFTP Firmware Upgrade
Current firmware version
– Show the current firmware version.
TFTP server IP address
- Specify the IP address of TFTP server which firmware located.
TFTP Time Out(Secs)
– Specify the TFTP server communication time out in second.
Firmware Filename
– Specify the upgrade firmware name to be download.
Figure 288 – TFTP Firmware Upgrade setting
Click “Edit” button to specify the TFTP server IP address,time out interval and firmware filename and
save the configuration then press “Download” button to download the firmware.