yealink T18 SIP Phone Manual - voipsolutions.gr

Enterprise IP PhoneUsing the Advanced Phone Functions3) Press Confirm button to save the changes, or Cancel to cancel the changes.Note:1. Please contact your system administrator for more information about thefrequency and time period parameters. You can enter up to 8 groups for each tone.2. If the frequency is set as 0, it means silence.VoiceTo edit the Voice filed via Web interface:1)Choose Phone->Voice.2) Set the following parameters shown in the table.ParameterEcho cancellerVADCNGJITTER BUFFERTypeDelayDescriptionDefines whether to enable the echo canceller.Voice activity detection (VAD), also known as speech activitydetection or speech detection, is a technique used in speechprocessing in which the presence or absence of human speech isdetected.A comfort noise generator (CNG) is a program used to generatebackground noise for voice communications during periods ofsilence that occur during the course of conversation.It is a shared data area where voice packets can be collected,stored, and sent to the voice processor in evenly.To choose the type of JITTER BUFFER, adaptive or Fixed.To set the Min Delay, Max Delay and Normal Delay parameter.3) Press Confirm button to save the changes, Cancel to cancel the changes.- 26 -