Cortelco 2757 User Manual
Page 4
4
3.11.1
Phone Interface ................................................................................................... 53
3.11.2
Web Interface ...................................................................................................... 54
3.12
Change Password for the Web Interface ..................................................................... 55
4
Troubleshooting .................................................................................................................... 56
5
Firmware Update .................................................................................................................. 57
5.1
Upgrade Procedure ...................................................................................................... 57
5.2
Recover from Unsuccessful Firmware Update ............................................................ 58