Advanced Features
335
From: "1010" <sip:1010@10.2.1.48:5060>;tag=826048502
To: <sip:1058@10.2.1.48:5060>
Call-ID: 0_572446084@10.10.20.18
CSeq: 1 INVITE
Contact: <sip:1010@10.10.20.18:5060>
Content-Type: application/sdp
Allow: INVITE, INFO, PRACK, ACK, BYE, CANCEL, OPTIONS, NOTIFY, REGISTER, SUBSCRIBE, REFER, PUBLISH, UPDATE,
MESSAGE
Max-Forwards: 70
User-Agent: Yealink T58 58.80.0.5
Replaces: 0_1756536024@10.10.20.34;to-tag=3779921438;from-tag=3408640225
Allow-Events: talk,hold,conference,refer,check-sync
Supported: replaces
Content-Length: 304
Related Topics
Dialog Info Call Pickup Configuration
Busy Lamp Field
Dialog Info Call Pickup Configuration
The following table lists the parameter you can use to configure dialog Info call pickup.
Parameter
account.X.dialoginfo_callpickup
[1]
<MAC>.cfg
Description
It enables or disables the phone implements directed call pickup through SIP signals for a specific
account.
Note: In this way, you do not need to configure the directed call pickup code.
Permitted
Values
0-Disabled
1-Enabled, the phone picks up a call according to the Replaces header in INVITE message.
Default 0
Web UI Account->Advanced->Dialog Info Call Pickup
[1]
X is the account ID. For T58V/T58A/T56A, X=1-16; for CP960, X=1.
Call Completion
When you place a call and the callee is temporarily unavailable to answer the call, call completion allows your phone to
monitor the busy party and establish a call after the busy party becomes available to receive a call.
Two factors commonly prevent a call from connecting successfully:
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