Firmware/V8/Release Notes/8.1.2/Features

Added new action release to clear previously seized button line.
Handle header "Remote-Party-ID" for Cisco Call Manager (CCM). (SCPP-412)
New setting user_additional_supported_header for "additional supported headers". (SCPP-413)
Added key_dtmf to initiate key events with DTMF tones remotely via http://phoneIP/command.htm?key_dtmf=KEYEVENT. (SCPP-94)
PC port can be disabled via new eth_pc option off.