Csta Control - Yealink SIP-T2 Series Administrator's Manual

already an active call on the IP phone.
Values
1-Enabled, the IP phone will automatically answer the intercom call while there is already an active call on
the IP phone and place the active call on hold.
Default 0
Web UI Features->Intercom->Intercom Barge
Phone UI Menu->Features->Intercom->Intercom Barge
Parameter features.intercom.barge_in_dialing.enable
It enables or disables the intercom call to answer an incoming intercom call while dialing.
Description
Note: It works only if "features.intercom.barge" is set to 0 (Disabled).
0-Disabled, the IP phone handles the intercom call like a normal incoming call.
Permitted
Values
1-Enabled, the IP phone stops dialing, and automatically answers the intercom call.
Default 0
Parameter features.intercom.headset_prior.enable
It configures the channel mode to use when receiving an incoming intercom call.
Description
Note: It is not applicable to CP920 IP phones.
0-Speaker Mode
Permitted
1-Headset Mode, it works only if you connect the headset to the IP phone and the headset mode is activ-
Values
ated for use.
Default 1
Parameter account.X.alert_info
It configures the Alert-Info header for intercom feature.
The value format likes: <sip:notused>; answer-after=0.
Description
Note: If both Call-Info header (defined by the parameter "account.X.call_info") and Alert-Info header are
configured, the Call-Info header has a higher priority than the Alert-Info header.
Permitted
String within 256 characters
Values
Default Blank
[1]
X is the account ID. For T54S/T48S/T48G/T46S/T46G/T29G, X=1-16; for T52S/T42G/T42S, X=1-12; for T41P/T41S/T27G,
X=1-6; for T40P/T40G/T23P/T23G, X=1-3; for T21(P) E2, X=1-2; for T19(P) E2/CP920, X=1.

CSTA Control

User Agent Computer Supported Telecommunications Applications (uaCSTA) is explained in detail in
SIP Phone User Agents (uaCSTA)
The uaCSTA feature on the phone may be used for remote control of the phone from computer applications such as PC
softphone. You can use the application to control the phone to perform basic call operations. For example, place a call,
answer a call, end a call and transfer a call to another party.
It is not applicable to T19(P) E2/CP920 IP phones.
Topic
[1]
and Services for Computer Supported Telecommunications Applications Phase
<y0000000000xx>.cfg
<y0000000000xx>.cfg
<MAC>.cfg
Advanced Features
Using CSTA for
III.
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