GA/T 379.4-2002 Alarm Transmission System Serial Data Interface Information Format and Protocol Part 4: Common Transport Layer Protocol

GA/T 379.1-2002 GA/T 379.1-2002 Serial data interface information format and protocol for alarm transmission systems Part 1: General principles GA/T 379.5-2002 Message formats and protocols for serial data interfaces in alarm transmission systems-Part 5:Alarm system interfaces employing a two-wire configuration in accordance with ISO/IEC 8482 GA/T 379.6-2002 Message formats and protocols for serial data interfaces in alarm transmission systems-Part 6:Alarm system interfaces employing ITU-T recommendation V.24/V.28 signalling GA/T 379.7-2002 Alarm Transmission System Serial Data Interface Information Format and Protocol Part 7: Interfacing to Insertable Alarm Systems Transceivers for Alarm Systems GA/T 379.8-2002 Alarm transmission system serial data interface information format and protocol Part 8: Serial protocol used in digital communication systems with ITU-T recommendation V.23 signaling at the interface with the PSTN GA/T 379.9-2002 Alarm transmission system serial data interface information format and protocol Part 9: PTT interface using ITU-T recommendation V.23 signaling for dedicated channels