https://panasonic.net/cns/pcc/support/sipphone/technic/language_file.html wget https://www.psn-web.net/cs-im/Global/SIPPHONE/sipphone_net/technic/languagefile/TGP600/Others_03.010.000.exe unzip Others_01.009.003.exe tail -f /var/log/apache2/access_log /var/log/apache2/voip_services-access.log | grep --line-buffered panasonic | ccze -A How to Factory Reset a Panasonic TPA60 If you need to factory reset the handset, you can do the following procedure; Power off the handset Power on the handset When the LCD lights White, press and hold the [TALK] button for 10 seconds Release the [TALK] button and press [Softkey A] and then dial [81] Press [OK] to enter Maintenance Mode Select Reset Handset Select [OK] Power off -> power on the handset