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IP phone can not join the conference

Publication Date:  2015-06-29  |   Views:  571  |   Downloads:  0  |   Author:  h00453638  |   Document ID:  EKB1000080599

Contents
Issue Description Alarm Information Handling Process Root Cause Solution

Issue Description

When U1980 scheduled a conference, the 7910 dials conference access code, then dial conference ID, there is no any reaction.

Alarm Information

none

Handling Process

when 7910 join the conference, use DTMF Transmission Mode is RFC2833 by default. but U1980 does not open this function by default.

method 1:

U1980 support RFC2833, need open with command :

config cdsp rfc2833 switch on

method 2:

on 7910 web page, we should change to inband way.


Root Cause

when 7910 join the conference, use DTMF Transmission Mode is RFC2833 by default. but U1980 does not open this function by default.

Solution

when 7910 join the conference, use DTMF Transmission Mode is RFC2833 by default. but U1980 does not open this function by default.

method 1:

U1980 support RFC2833, need open with command :

config cdsp rfc2833 switch on

method 2:

on 7910 web page, we should change to inband way.


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