标题: ETSI EG 201 769-1 V1.1.1 (2000-04) [打印本页] 作者: t7345s 时间: 2015-1-29 22:23:55 标题: ETSI EG 201 769-1 V1.1.1 (2000-04)
ETSI EG 201 769-1 V1.1.1 (2000-04)
ETSI Guide
Speech Processing, Transmission & Quality Aspects (STQ);
QoS parameter definitions and measurements;
Part 1: Parameters for voice telephony service required
under the ONP Voice Telephony Directive 98/10/EC