Dont know about others, but most of our systems are on UDL with RSS and most of the automated stuff is carried out out night, one in a million but if a breakin was to occur whilst carrying out a remote service and a system didnt signal where the liability going.
A) Installer for connection to a system
b) Comms device
Going to test our preferred comms tomorrow.
Ours site starts the dial out, but the automated service the panel initials the call and the record at our end if the system is set, is locked so changes cant be made.