Here is the sip trace for conference. Yes these are also sending in the same dialog as we need to send INVITE with the same dialog. Also let me know what is issue in using the same dialog through out the conference.<div><br>
</div><div><br></div><div>interface: any</div><div>filter: (ip or ip6) and ( port 5090 )</div><div>#</div><div>U 2013/02/25 15:11:39.051608 <a href="http://192.168.41.104:5060">192.168.41.104:5060</a> -> <a href="http://192.168.41.104:5090">192.168.41.104:5090</a></div>
<div>INVITE <a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a> SIP/2.0</div><div>Record-Route: <sip:192.168.41.104;lr=on></div><div>Via: SIP/2.0/UDP 192.168.41.104;branch=z9hG4bKe1ae.8db28817.0</div>
<div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK3745c37000012</div><div>From: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>></div>
<div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>CSeq: 1679626669 INVITE</div><div>Max-Forwards: 69</div><div>Contact: "102"<<a href="http://sip:102@192.168.41.87:5060">sip:102@192.168.41.87:5060</a>></div>
<div>P-Early-Media: supported</div><div>User-Agent: mycompany/2.0</div><div>P-Access-Network-Info: IEEE-802.3</div><div>Expires: 180</div><div>Allow: INVITE,ACK,BYE,CANCEL,REFER,NOTIFY,OPTIONS,PRACK,UPDATE,INFO,MESSAGE,SUBSCRIBE,SERVICE,PING,PUBLISH</div>
<div>Allow-Events: refer, presence</div><div>Supported: 100rel, replaces, join, histinfo</div><div>Date: Mon, 25 Feb 2013 09:41:40 GMT</div><div>History-Info: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;index=1</div>
<div>Content-Type: application/sdp</div><div>Content-Length: 465</div><div><br></div><div>v=0</div><div>o=- 915513301 813347010 IN IP4 192.168.41.87</div><div>s=Voice call</div><div>e=<a href="mailto:me@mycompany.com">me@mycompany.com</a></div>
<div>c=IN IP4 192.168.41.87</div><div>t=0 0</div><div>a=sendrecv</div><div>m=audio 49000 RTP/AVP 120 105 0 8 18</div><div>a=ptime:20</div><div>a=maxptime:100</div><div>a=sendrecv</div><div>a=rtpmap:120 RED/8000</div><div>
a=fmtp:120 105/105/105/105/105/105/105/105</div><div>a=rtpmap:105 AMR/8000</div><div>a=fmtp:105 mode-set=0,1,2,3,4,5,6,7;mode-change-neighbor=0;max-red=0;channels=1</div><div>a=rtpmap:0 PCMU/8000</div><div>a=rtpmap:8 PCMA/8000</div>
<div>a=rtpmap:18 G729/8000</div><div>a=fmtp:18 annexb=no</div><div><br></div><div>#</div><div>U 2013/02/25 15:11:39.062575 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div>
<div>SIP/2.0 100 Trying</div><div>Via: SIP/2.0/UDP 192.168.41.104;received=192.168.41.104;branch=z9hG4bKe1ae.8db28817.0</div><div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK3745c37000012</div><div>Record-Route: <sip:192.168.41.104;lr></div>
<div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>From: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>></div>
<div>CSeq: 1679626669 INVITE</div><div>Server: SylkServer-2.3.0</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>U 2013/02/25 15:11:39.068283 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div>
<div>SIP/2.0 180 Ringing</div><div>Via: SIP/2.0/UDP 192.168.41.104;received=192.168.41.104;branch=z9hG4bKe1ae.8db28817.0</div><div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK3745c37000012</div><div>Record-Route: <sip:192.168.41.104;lr></div>
<div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>From: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div>
<div>CSeq: 1679626669 INVITE</div><div>Server: SylkServer-2.3.0</div><div>Contact: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>></div><div>Allow: SUBSCRIBE, NOTIFY, PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, MESSAGE, REFER</div>
<div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>U 2013/02/25 15:11:43.101631 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div>
<div>SIP/2.0 200 OK</div><div>Via: SIP/2.0/UDP 192.168.41.104;received=192.168.41.104;branch=z9hG4bKe1ae.8db28817.0</div><div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK3745c37000012</div><div>Record-Route: <sip:192.168.41.104;lr></div>
<div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>From: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div>
<div>CSeq: 1679626669 INVITE</div><div>Server: SylkServer-2.3.0</div><div>Allow: SUBSCRIBE, NOTIFY, PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, MESSAGE, REFER</div><div>Contact: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;isfocus</div>
<div>Supported: 100rel, replaces, norefersub, gruu</div><div>Content-Type: application/sdp</div><div>Content-Length: 179</div><div><br></div><div>v=0</div><div>o=- 3570774103 3570774104 IN IP4 192.168.41.104</div><div>s=SylkServer-2.3.0</div>
<div>c=IN IP4 192.168.41.104</div><div>t=0 0</div><div>m=audio 50028 RTP/AVP 0</div><div>a=rtcp:50029</div><div>a=rtpmap:0 PCMU/8000</div><div>a=sendrecv</div><div><br></div><div>#</div><div>U 2013/02/25 15:11:43.115651 <a href="http://192.168.41.104:5060">192.168.41.104:5060</a> -> <a href="http://192.168.41.104:5090">192.168.41.104:5090</a></div>
<div>ACK sip:192.168.41.104;lr SIP/2.0</div><div>Via: SIP/2.0/UDP 192.168.41.104;branch=z9hG4bKcydzigwkX</div><div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK345e6b6900013</div><div>From: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div>
<div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div><div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>
CSeq: 1679626669 ACK</div><div>Max-Forwards: 69</div><div>User-Agent: mycompany/2.0</div><div>Proxy-Authorization: Digest username="102", realm="192.168.41.104", nonce="USsy/lErMdKd2dH+Nht+6yED0eytILs8", uri="<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>", algorithm=MD5, response="32e9a52e57a21a3b3b64ce1be0306cf0"</div>
<div>Date: Mon, 25 Feb 2013 09:41:44 GMT</div><div>History-Info: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;index=1</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div>
<div>U 2013/02/25 15:11:43.117432 <a href="http://192.168.41.104:5060">192.168.41.104:5060</a> -> <a href="http://192.168.41.104:5090">192.168.41.104:5090</a></div><div>REFER sip:192.168.41.104;lr SIP/2.0</div><div>Via: SIP/2.0/UDP 192.168.41.104;branch=z9hG4bK6fae.33cc8774.0</div>
<div>Via: SIP/2.0/UDP 192.168.41.104;branch=z9hG4bK6fae.23cc8774.0</div><div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK3a71583a00014</div><div>From: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div>
<div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div><div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>
CSeq: 1679626670 REFER</div><div>Max-Forwards: 68</div><div>Contact: "102"<<a href="http://sip:102@192.168.41.87:5060">sip:102@192.168.41.87:5060</a>></div><div>User-Agent: mycompany/2.0</div><div>P-Access-Network-Info: IEEE-802.3</div>
<div>Refer-To: <<a href="mailto:sip%3A101@192.168.41.104">sip:101@192.168.41.104</a>></div><div>Referred-By: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>></div><div>Allow: INVITE,ACK,BYE,CANCEL,REFER,NOTIFY,OPTIONS,PRACK,UPDATE,INFO,MESSAGE,SUBSCRIBE,SERVICE,PING,PUBLISH</div>
<div>Allow-Events: refer, presence</div><div>Supported: 100rel, replaces, join, histinfo</div><div>Proxy-Authorization: Digest username="102", realm="192.168.41.104", nonce="USsy/lErMdKd2dH+Nht+6yED0eytILs8", uri="<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>", algorithm=MD5, response="32e9a52e57a21a3b3b64ce1be0306cf0"</div>
<div>Date: Mon, 25 Feb 2013 09:41:44 GMT</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>U 2013/02/25 15:11:43.122951 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div>
<div>SIP/2.0 202 Accepted</div><div>Via: SIP/2.0/UDP 192.168.41.104;received=192.168.41.104;branch=z9hG4bK6fae.33cc8774.0</div><div>Via: SIP/2.0/UDP 192.168.41.104;branch=z9hG4bK6fae.23cc8774.0</div><div>Via: SIP/2.0/UDP 192.168.41.87:5060;rport=5060;branch=z9hG4bK3a71583a00014</div>
<div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>From: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>To: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div>
<div>CSeq: 1679626670 REFER</div><div>Contact: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;isfocus</div><div>Allow: SUBSCRIBE, NOTIFY, PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, MESSAGE, REFER</div>
<div>Supported: 100rel, replaces, norefersub, gruu</div><div>Server: SylkServer-2.3.0</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>U 2013/02/25 15:11:43.134607 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div>
<div>NOTIFY <a href="http://sip:102@192.168.41.87:5060">sip:102@192.168.41.87:5060</a> SIP/2.0</div><div>Via: SIP/2.0/UDP 192.168.41.104:5090;rport;branch=z9hG4bKPjdVUMzpKcgZxTaLqFsCNI0Sj0s4vBOq2V</div><div>Max-Forwards: 70</div>
<div>From: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div><div>To: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div>
<div>Contact: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;isfocus</div><div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>CSeq: 29598 NOTIFY</div>
<div>Route: <sip:192.168.41.104;lr></div><div>Event: refer</div><div>Subscription-State: active;expires=89</div><div>Allow-Events: conference, refer, presence</div><div>User-Agent: SylkServer-2.3.0</div><div>Content-Type: message/sipfrag;version=2.0</div>
<div>Content-Length: 20</div><div><br></div><div>SIP/2.0 100 Trying</div><div><br></div><div>#</div><div>U 2013/02/25 15:11:43.138593 <a href="http://192.168.41.104:5060">192.168.41.104:5060</a> -> <a href="http://192.168.41.104:5090">192.168.41.104:5090</a></div>
<div>SIP/2.0 200 Notification Delivered</div><div>Via: SIP/2.0/UDP 192.168.41.104:5090;rport=5090;branch=z9hG4bKPjdVUMzpKcgZxTaLqFsCNI0Sj0s4vBOq2V</div><div>Record-Route: <sip:192.168.41.104;lr></div><div>From: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div>
<div>To: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>CSeq: 29598 NOTIFY</div>
<div>User-Agent: mycompany/2.0</div><div>P-Access-Network-Info: IEEE-802.3</div><div>Event: refer</div><div>Date: Mon, 25 Feb 2013 09:41:44 GMT</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>
U 2013/02/25 15:11:43.146788 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div><div>NOTIFY <a href="http://sip:102@192.168.41.87:5060">sip:102@192.168.41.87:5060</a> SIP/2.0</div>
<div>Via: SIP/2.0/UDP 192.168.41.104:5090;rport;branch=z9hG4bKPj16VQAVUP9znLeCsMElKrft9kPTkNFiXo</div><div>Max-Forwards: 70</div><div>From: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div>
<div>To: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>Contact: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;isfocus</div>
<div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>CSeq: 29599 NOTIFY</div><div>Route: <sip:192.168.41.104;lr></div><div>Event: refer</div><div>Subscription-State: terminated;reason=noresource</div>
<div>Allow-Events: conference, refer, presence</div><div>User-Agent: SylkServer-2.3.0</div><div>Content-Type: message/sipfrag;version=2.0</div><div>Content-Length: 23</div><div><br></div><div>SIP/2.0 403 Forbidden</div>
<div><br></div><div>#</div><div>U 2013/02/25 15:11:43.151407 <a href="http://192.168.41.104:5060">192.168.41.104:5060</a> -> <a href="http://192.168.41.104:5090">192.168.41.104:5090</a></div><div>SIP/2.0 200 Notification Delivered</div>
<div>Via: SIP/2.0/UDP 192.168.41.104:5090;rport=5090;branch=z9hG4bKPj16VQAVUP9znLeCsMElKrft9kPTkNFiXo</div><div>Record-Route: <sip:192.168.41.104;lr></div><div>From: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=zpnOg.7tpstrcHMiz8qEEhVkIXFHRT8P</div>
<div>To: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=b9a43740</div><div>Call-ID: <a href="mailto:51b1086e-3@192.168.41.87">51b1086e-3@192.168.41.87</a></div><div>CSeq: 29599 NOTIFY</div>
<div>User-Agent: mycompany/2.0</div><div>P-Access-Network-Info: IEEE-802.3</div><div>Event: refer</div><div>Date: Mon, 25 Feb 2013 09:41:44 GMT</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>
U 2013/02/25 15:11:46.278932 <a href="http://192.168.41.104:5090">192.168.41.104:5090</a> -> <a href="http://192.168.41.104:5060">192.168.41.104:5060</a></div><div>BYE <a href="http://sip:102@192.168.41.87:5060">sip:102@192.168.41.87:5060</a> SIP/2.0</div>
<div>Via: SIP/2.0/UDP 192.168.41.104:5090;rport;branch=z9hG4bKPje8e3HvP6AvMgEIy39Tfag3WV8GZRyq9J</div><div>Max-Forwards: 70</div><div>From: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=RaWjLAp3BzwSlgZGl69rzLwoTSfDVDsX</div>
<div>To: "102" <<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=3405a4b6</div><div>Call-ID: <a href="mailto:e5624839-3@192.168.41.87">e5624839-3@192.168.41.87</a></div><div>CSeq: 5485 BYE</div>
<div>Route: <sip:192.168.41.104;lr></div><div>User-Agent: SylkServer-2.3.0</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>#</div><div>U 2013/02/25 15:11:46.281062 <a href="http://192.168.41.104:5060">192.168.41.104:5060</a> -> <a href="http://192.168.41.104:5090">192.168.41.104:5090</a></div>
<div>SIP/2.0 481 Call Leg/Transaction Does Not Exist</div><div>Via: SIP/2.0/UDP 192.168.41.104:5090;rport=5090;branch=z9hG4bKPje8e3HvP6AvMgEIy39Tfag3WV8GZRyq9J</div><div>From: <<a href="mailto:sip%3Aconf@192.168.41.104">sip:conf@192.168.41.104</a>>;tag=RaWjLAp3BzwSlgZGl69rzLwoTSfDVDsX</div>
<div>To: "102"<<a href="mailto:sip%3A102@192.168.41.104">sip:102@192.168.41.104</a>>;tag=3405a4b6</div><div>Call-ID: <a href="mailto:e5624839-3@192.168.41.87">e5624839-3@192.168.41.87</a></div><div>CSeq: 5485 BYE</div>
<div>User-Agent: mycompany/2.0</div><div>P-Access-Network-Info: IEEE-802.3</div><div>Date: Mon, 25 Feb 2013 09:41:47 GMT</div><div>Content-Length: 0</div><div><br></div><div><br></div><div>exit</div><div>26 received, 0 dropped</div>
<div> <div><br></div><div><br><br><div class="gmail_quote">On Mon, Feb 25, 2013 at 4:34 PM, Saúl Ibarra Corretgé <span dir="ltr"><<a href="mailto:saul@ag-projects.com" target="_blank">saul@ag-projects.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
On Feb 25, 2013, at 11:56 AM, Ram Anji wrote:<br>
<br>
> Thank you,<br>
><br>
<br>
Please send emails to the list ;-)<br>
<div class="im"><br>
> What about the REFER and NOTIFY, why the sylkserver sending 403 for NOTIFY even without initiating invite to participant.<br>
><br>
<br>
</div>I can't possibly know, without looking at a SIP trace. Were they also sent in-dialog? If so, it's the same reason as for why the SUBSCRIBE didn't work.<br>
<div class="im"><br>
<br>
Regards,<br>
<br>
--<br>
Saúl Ibarra Corretgé<br>
AG Projects<br>
<br>
<br>
<br>
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