Administrator’s Guide for SIP-T5 Series Smart Media Phones
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2. Select the desired value from the pull-down list of Call Completion.
3. Click Confirm to accept the change.
To configure call completion via phone user interface:
1. Tap Settings->Features->Call Completion.
2. Tap the On radio box in the Call Completion field.
3. Tap to accept the change.
Anonymous Call
Anonymous call allows the caller to conceal the identity information displayed on the callee’s
screen. The callee’s phone touch screen prompts an incoming call from anonymity. Anonymous
call is configurable on a per-line basis.
Example of anonymous SIP header:
Via: SIP/2.0/UDP 10.3.20.14:5060;branch=z9hG4bK3074920774
From: "Anonymous" <sip:anonymous@anonymous.invalid>;tag=131654239
To: <sip:1006@10.2.1.48:5060>
Call-ID: 0_288363101@10.3.20.14
CSeq: 1 INVITE
Contact: <sip:1009@10.3.20.14:5060>
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
Allow-Events: talk,hold,conference,refer,check-sync
P-Preferred-Identity: <sip:1009@10.2.1.48>
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