BS PD CLC/TS 50134-9:2018 specifies a protocol for point-to-point transmission of alarms, faults, controlsignals and communications monitoring, between a Local Unit and Controller and an Alarm Receiving Centreusing the Internet protocol (IP). The protocol is intended for use over any network that supports thetransmission of IP data with sufficient quality of service to support VoIP or a separate voice channel.