A 3rd party OpenTsp license is required.
3rd party SIP license is required for softphone.
OSLink: TCP - 6000
The Samsung OfficeServ connects to the LAN via the socket on the PBX.
The OfficeServ Link program runs on a local PC (often the Go Connect Server) and acts as a gateway to allow Go Connect Server to PBX.
Firmware Requirements (for new installations):