UNE-EG 202057-4 V1.2.1:2009 Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 4: Internet access
2009UNE-EG 202057-4 V1.2.1:2009 Speech Processing, Transmission and Quality Aspects (STQ);User related QoS parameter definitions and measurements;Part 4: Internet access