Yealink SIP-T27P [682/841] Details of configuration parameters

Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series IP Phones

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configure the delay time for the static jitter buffer on IP phones. An adaptive jitter buffer

is capable of adapting the changes in the network's delay. The range of the delay time

for the dynamic jitter buffer added to packets can be also configured on IP phones.

Procedure

Jitter buffer can be configured using the configuration files or locally.

Configuration File

<y0000000000xx>.cfg

Configure the mode of jitter buffer

and the delay time for jitter buffer.

Parameters:

voice.jib.adaptive

voice.jib.min

voice.jib.max

voice.jib.normal

Local

Web User Interface

Configure the mode of jitter buffer

and the delay time for jitter buffer.

Navigate to:

http://<phoneIPAddress>/servlet?p

=settings-voice&q=load

Details of Configuration Parameters:

Parameters

Permitted Values

Default

voice.jib.adaptive

0 or 1

Description:

Configures the type of jitter buffer.

0-Fixed

1-Adaptive

Web User Interface:

Settings->Voice->JITTER BUFFER->Type

Phone User Interface:

None

voice.jib.min

Integer from 0 to 400

Description:

Configures the minimum delay time (in milliseconds) of jitter buffer.

Note: It works only if the value of the parameter “voice.jib.adaptive” is set to 1