Disable HTTP fallback for SIP connection

Prevents from HTTP being used for SIP connection in case TLS or TCP fail.


Supported on: At least Windows 7
Registry HiveHKEY_LOCAL_MACHINE
Registry Pathsoftware\policies\microsoft\office\15.0\lync
Value Namedisablehttpconnect
Value TypeREG_DWORD
Enabled Value1
Disabled Value0

lync15.admx

Administrative Templates (Computers)

Administrative Templates (Users)