Administrator’s Guide for SIP-T2 Series/T4 Series/T5 Series/CP920 IP Phones
477
Contact: <sip:3586@10.2.40.27:5063 >
Max-Forwards: 70
User-Agent: Yealink SIP-T46G
Event: ACTION-URI
Content-Type: message/sipfrag
Content-Length: 6
Message Body
key=OK
Variable Values List
Yealink phones also support a combination of the variable values in the URI, but the order of the variable value is
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value[;variable value]. Variable values are separated by a semicolon from each other. This method is not applicable
to T57W/T48U/T48S/T48G phones.
The following shows an example for deleting all entries from the call history list when the phone is idle:
For CP920 phones:
http://10.3.20.10/servlet?key=F1;OK;F3;DOWN;DOWN;DOWN;OK;OK.
For other phones:
http://10.3.20.10/servlet?key=F1;F3;DOWN;DOWN;DOWN;OK;OK.
Note: The variable value is not applicable to all events. For example, the variable value “MUTE” is only applicable when the
IP phone is during a call.
When authentication is required, you can use the following URI format: http(s)://user-
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The following table lists predefined variable values:
Variable Value Phone Action
OK Press the OK/√key. (not applicable to T57W phones)
ENTER
Press the Enter soft key. (not applicable to T57W/T48U/T48S/T48G
phones)
SPEAKER Press the Speakerphone key. (not applicable to CP920 phones)
F_TRANSFER Transfer a call to another party.
VOLUME_UP Increase the volume.
VOLUME_DOWN Decrease volume.
MUTE Mute a call.
F_HOLD/HOLD Place an active call on hold.
F_CONFERENCE
Press the Conf/Conference soft key.
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