Configuring Advanced Features
533
subscription.
Example of a SUBSCRIBE message:
SUBSCRIBE sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 10.3.20.1:5060;branch=z9hG4bK2940676338
From: "1010" <sip:[email protected]:5060>;tag=2493044525
To: <sip:[email protected]:5060>;tag=2527548726
Call-ID: [email protected]
CSeq: 2 SUBSCRIBE
Contact: <sip:[email protected]:5060>
Accept: application/dialog-info+xml
Max-Forwards: 70
User-Agent: Yealink SIP-T23G 44.80.0.60
Expires: 30
Event: dialog
Content-Length: 0
Example of a NOTIFY message (<state>confirmed</state> shows the call has been
established):
NOTIFY sip:[email protected]:5060 SIP/2.0
Via: SIP/2.0/UDP 10.3.20.2:5060;branch=z9hG4bK276311022
From: <sip:[email protected]:5060>;tag=3436332841
To: "1010" <sip:[email protected]:5060>;tag=3098567568
Call-ID: [email protected]
CSeq: 4 NOTIFY
Contact: <sip:[email protected]:5060>
Content-Type: application/dialog-info+xml
Max-Forwards: 70
User-Agent: Yealink SIP-T27P 45.80.0.20
Subscription-State: active;expires=17
Event: dialog
Content-Length: 534
<?xml version="1.0"?>
<dialog-info xmlns="urn:ietf:params:xml:ns:dialog-info" version="3" state="partial"
entity="sip:[email protected]:5060">
<dialog id="74" call-id="[email protected]" local-tag="2778958897" remote-tag="1132018898"
direction="recipient">
<state>confirmed</state>
<local>
<identity>sip:[email protected]:5060</identity>
<target uri="sip:[email protected]:5060"/>
</local>
<remote>
Summary of Contents for CD860
Page 1: ......
Page 45: ...Getting Started 23 For SIP T42G T41P T40P Desk Mount Method Wall Mount Method Optional ...
Page 47: ...Getting Started 25 For SIP T23P T23G Desk Mount Method Wall Mount Method Optional ...
Page 122: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 100 ...
Page 840: ...Administrator s Guide for SIP T2 Series T19 P E2 T4 Series CP860 IP Phones 818 ...
Page 995: ...Appendix 973 ...