TB/T 3160-2007 Railway Traffic Control Communication System comprises two parts：
　　—Part 1： Technical Specifications;
　　—Part 2： Test Methods .
　　This is part 2 of TB/T 3160.
　　This part supersedes the technical requirements of TB/T 3053.1-2002 Digital Dispatch Communication System：Technical Requirements and Test Method of Digital Dispatch Equipment and TB/T 3053.2-2002 Digital Dispatch Communication System：Technical Requirements and Test Method of Dispatcher (Orderly) Terminal.
　　The main changes with respect to the previous editions(TB/T 3053.1-2002， TB/T 3053.2-2002) are listed below：
　　—System test and inter-system test are added;
　　—Function inspection， function of safety management and function inspection for maintenance management are added;
　　—Testing and inspection of different types of dispatch switch systems are added;
　　—Testing and inspection between dispatch switching system and GSM-R are added;
　　—For individual equipment test9 the test requirements and methods of both half-connection and full-connection are promoted and either of which can be chosen according to specific equipment.
　　This part is proposed and managed by Beijing National Railway Research & Design Institute of Signal & Communication Ltd.
　　This part is drafted by China Railway Signal & Communication Shanghai Telecom Testing Center.
　　This part is mainly drafted by Qian Weiyong，Zuo Deruan，Zhang Wenyao，Wang Zhilin，Shi Yidong，Song Tao.
　　The revision history of the standards superseded by this part：
　　—TB/T 3053. 1-2002 ;
　　—TB/T 3053. 2-2002.