Administrator’s Guide for SIP-T2 /T3 /T4 /T5 /CP920 IP Phones
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The caller subscribes for update notifications of the dialog event from the busy party. Example of a SUBSCRIBE
message:
SUBSCRIBE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 10.10.20.32:5060;branch=z9hG4bK2880274891
From: "10111" <sip:[email protected]:5060>;tag=8643512
To: <sip:[email protected]:5060>;tag=4025601441
Call-ID: [email protected]
CSeq: 2 SUBSCRIBE
Contact: <sip:[email protected]:5060>
Accept: application/dialog-info+xml
Max-Forwards: 70
User-Agent: Yealink SIP-T46G 28.82.0.20
Expires: 60
Event: dialog
Content-Length: 0
Example of a NOTIFY message (The subscription (SUBSCRIBE message) of the dialog event “Call Completion” is
confirmed by the busy party):
NOTIFY sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 10.10.20.31:5060;branch=z9hG4bK1830418099
From: <sip:[email protected]:5060>;tag=1032948194
To: "10111" <sip:[email protected]:5060>;tag=722495580
Call-ID: [email protected]
CSeq: 2 NOTIFY
Contact: <sip:[email protected]:5060>
Content-Type: application/dialog-info+xml
Max-Forwards: 70
User-Agent: Yealink SIP-T46G 28.82.0.20
Subscription-State: active;expires=60
Event: dialog
Content-Length: 584
<?xml version="1.0"?>
<dialog-info xmlns="urn:ietf:params:xml:ns:dialog-info" version="1" state="full" entity="sip:[email protected]:5060">
<dialog id="65626" call-id="[email protected]" local-tag="2331766736" remote-tag="1786911541" dir-
ection="initiator">
<state>confirmed</state>
Содержание CP920
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Страница 4: ...Before You Begin iii l Custom Logo Configuration l Supported Trusted Certificates ...
Страница 23: ...Table of Contents 19 ...
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