Upgrading via Local Directory: ............................................................................................................. 37
Upgrading via Local TFTP/HTTP Servers ........................................................................................... 37
Firmware and Configuration File Prefix and Postfix ............................................................................ 37
Managing Firmware and Configuration File Download ........................................................................ 38
Configuration File Download ................................................................................................................ 38
RESTORE FACTORY DEFAULT SETTINGS ............................................................... 39
Using the Reset Button ........................................................................................................................ 39
Using the IVR Command ..................................................................................................................... 39
Reset from Web Interface (Reset Type) .............................................................................................. 40
EXPERIENCING HT81X ............................................................................................... 41