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<div style="direction: ltr;font-family: Tahoma;color: #000000;font-size: 10pt;">Hi Daniel,
<div><br>
</div>
<div>the current behaviour is, if the body is NULL it doesn't send the body, which works with most phones.</div>
<div><br>
</div>
<div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
NOTIFY sip:user_7z7b6s@192.168.16.12:<wbr>49454;transport=udp SIP/2.0</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Via: SIP/2.0/UDP 192.168.16.155;branch=<wbr>z9hG4bK7b96.<wbr>7cb452f20000000000000000000000<wbr>00.0</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
To: <<a href="mailto:sip%3Auser_7z7b6s@teste.sip.90e9.com" target="_blank" style="color: rgb(17, 85, 204);">sip:user_7z7b6s@test.sip.com</a>>;tag=25ad9c33</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
From: <<a href="mailto:sip%3A995582134@teste.sip.90e9.com" target="_blank" style="color: rgb(17, 85, 204);">sip:995582134@test.sip.<wbr>com</a>>;tag=<wbr>bc2b9f04dce18e817c04a8a86ca551<wbr>08-f69b</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
CSeq: 2 NOTIFY</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Call-ID: NWEyNmRmMjg2YmJhMjQ0MWM2Y2Y1OT<wbr>NjNTFhZDU1ZmY</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Content-Length: 0</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Max-Forwards: 70</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Event: dialog</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Contact: <sip:192.168.16.155:5060;<wbr>transport=udp></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Subscription-State: active;expires=1800</div>
</div>
<div><br>
</div>
<div><b>with the patch, if param force_dummy_dialog = 1</b></div>
<div><br>
</div>
<div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
NOTIFY sip:user_7z7b6s@192.168.16.12:<wbr>49454;transport=udp SIP/2.0</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Via: SIP/2.0/UDP 192.168.16.155;branch=<wbr>z9hG4bK811e.<wbr>7c3b7b250000000000000000000000<wbr>00.0</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
To: <<a href="mailto:sip%3Auser_7z7b6s@teste.sip.90e9.com" target="_blank" style="color: rgb(17, 85, 204);">sip:user_7z7b6s@test.sip.com</a>>;tag=4dce5b3e</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
From: <<a href="mailto:sip%3A995582135@teste.sip.90e9.com" target="_blank" style="color: rgb(17, 85, 204);">sip:995582135@test.sip.<wbr>com</a>>;tag=<wbr>bc2b9f04dce18e817c04a8a86ca551<wbr>08-bab8</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
CSeq: 2 NOTIFY</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Call-ID: MTY0Zjk1ZWFhOGI2OTBmNTM1MTQ4Nm<wbr>MxN2Q1OTlmNGQ</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Content-Length: 246</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Max-Forwards: 70</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Event: dialog</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Contact: <sip:192.168.16.155:5060;<wbr>transport=udp></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Subscription-State: active;expires=1800</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
Content-Type: application/dialog-info+xml</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
<br>
</div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
<?xml version="1.0"?></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
<dialog-info xmlns="urn:ietf:params:xml:ns:<wbr>dialog-info" version="1" state="full" entity="<a href="mailto:sip%3A995582135@teste.sip.90e9.com" target="_blank" style="color: rgb(17, 85, 204);">sip:995582134@test.<wbr>sip.com</a>"></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
<dialog direction="recipient"></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
<state>terminated</state></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
</dialog></div>
<div style="color: rgb(34, 34, 34); font-family: arial, sans-serif; font-size: small;">
</dialog-info></div>
</div>
<div><br>
</div>
<div>which works for astra and bria (maybe others) and also works for previously working phones (tested with polycom, cisco, jitsi)</div>
<div><br>
</div>
<div><br>
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<div id="divRpF529086" style="direction: ltr;"><font face="Tahoma" size="2" color="#000000"><b>From:</b> sr-dev [sr-dev-bounces@lists.sip-router.org] on behalf of Daniel-Constantin Mierla [miconda@gmail.com]<br>
<b>Sent:</b> Thursday, January 29, 2015 1:53 AM<br>
<b>To:</b> Kamailio (SER) - Development Mailing List<br>
<b>Subject:</b> Re: [sr-dev] request for backporting to 4.2 - presence_dialoginfo : optionally send dummy dialog<br>
</font><br>
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<div></div>
<div>Hello,<br>
<br>
<div class="moz-cite-prefix">On 28/01/15 23:19, Luis Azedo wrote:<br>
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<div>Hi List,</div>
<div><br>
</div>
<div>some sip clients like Bria and some sip phones like Astra </div>
<div>expect a <dialog-info><dialog><span style="font-size:13.3333330154419px"></dialog></span><span style="font-size:13.3333330154419px"></dialog-info></span></div>
<div><span style="font-size:13.3333330154419px">on the NOTIFY message sent.</span></div>
<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px">presence sends a NOTIFY after the SUBSCRIBE with NULL body if it doesn't find the presentity.</span></div>
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</blockquote>
<br>
for clarification, the body is empty, not with a string NULL, isn't it?<br>
<br>
Even it adds a new module parameter, the behaviour is preserved, and given bria and astra are quite spread, I am ok to backport. Let's see if others are fine as well.<br>
<br>
Cheers,<br>
Daniel<br>
<br>
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<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px">the patch already in master allows to configure the creation of a dummy dialog to be sent when presence doesn't find the presentity.</span></div>
<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px">this behavior was only observed in dialog subscriptions so the patch was made against presence_dialoginfo.</span></div>
<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px"><b>the new param force_dummy_dialog defaults to 0 to preserve existing behavior.</b></span></div>
<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px">using this patch Bria, Astra started working with BLF and others (Cisco, Polycom, Jitsi) kept running.</span></div>
<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px">does anyone have anything against backporting this to 4.2 ?</span></div>
<div><span style="font-size:13.3333330154419px"><br>
</span></div>
<div><span style="font-size:13.3333330154419px">Best</span></div>
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<pre>_______________________________________________
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<pre class="moz-signature" cols="72">--
Daniel-Constantin Mierla
<a class="moz-txt-link-freetext" href="http://twitter.com/#!/miconda" target="_blank">http://twitter.com/#!/miconda</a> - <a class="moz-txt-link-freetext" href="http://www.linkedin.com/in/miconda" target="_blank">http://www.linkedin.com/in/miconda</a></pre>
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