ETSI TS 102 250-3-2008 语音和多媒体传输质量(STQ).GSM和3G网络中流行业务的QoS方面.第3部分:业务质量测量设备的典型程序(版本1.4.1)
Speech and multimedia Transmission Quality (STQ); QoS aspects for popular services in GSM and 3G networks; Part 3: Typical procedures for Quality of Service measurement equipment V1.4.1