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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'>Hi Avi,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'>Thanks for the reply, nice to “hear” from you again. You too Ken. FYI: I do have NDLB force rport set to TRUE, I will change to safe.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'>My Cisco 504G has been working like a champ for like a year or so, and I just noticed in the sip trace it appears to REGISTER every 23 seconds. Maybe I am reading this wrong. I don’t see any NAK w/ nonce and re-REGISTER. Also, the CSeq DOES increment, so it appears to have gotten the response. It seems to me the CSeq stays the same if the sender does not get a response at all.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'>Here is my SIP trace extract for a WORKING CISCO 504G:<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>recv</span><span style='font-size:9.5pt;font-family:Consolas'> 757 bytes from udp/[7x.1xx.1xx.9x]:5063 at <span style='background:yellow;mso-highlight:yellow'>17:53:12</span>.164203:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>REGISTER</span><span style='font-size:9.5pt;font-family:Consolas'> sip:xyz.mydomain.com SIP/2.0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-238fcc8b;rport<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: "BFIS" <sip:220@xyz.mydomain.com><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: 92b82661-3cbfddb2@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:lime;mso-highlight:lime'>CSeq: 627972 REGISTER</span><span style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Max-Forwards: 70<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Authorization: Digest username="220",realm="xyz.mydomain.com",nonce="7ccf6076-769a-4857-9f53-30808b2a4e61",uri="sip:xyz.mydomain.com",algorithm=MD5,response="b3ec391477f137bfaf2393c97b4e0f21",qop=auth,nc=0000010e,cnonce="49035914"<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: "BFIS" <sip:220@7x.1xx.1xx.9x:5063>;expires=3600<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: Cisco/SPA504G-7.5.4<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER, UPDATE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>send</span><span style='font-size:9.5pt;font-family:Consolas'> 615 bytes to udp/[7x.1xx.1xx.9x]:5063 at <span style='background:yellow;mso-highlight:yellow'>17:53:12</span>.168173:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>SIP/2.0 200 OK</span><span style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-238fcc8b;rport=5063<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: "BFIS" <sip:220@xyz.mydomain.com>;tag=pS3teKg2aNtgj<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: 92b82661-3cbfddb2@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>CSeq: 627972 REGISTER<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: <sip:220@7x.1xx.1xx.9x:5063>;expires=30<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Date: Wed, 04 Dec 2013 17:53:12 GMT<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: FreeSWITCH-mod_sofia/1.2.9+git~20130518T213043Z~4fc1369a1b<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Supported: precondition, path, replaces<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>send</span><span style='font-size:9.5pt;font-family:Consolas'> 769 bytes to udp/[7x.1xx.1xx.9x]:5063 at 17:53:13.987120:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>OPTIONS sip:220@7x.1xx.1xx.9x:5063 SIP/2.0</span><span style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 66.241.102.41;rport;branch=z9hG4bKZvvNXpHcSeKQS<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Max-Forwards: 70<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: <sip:mod_sofia@66.241.102.41:5060>;tag=1vSB2v98aQFyH<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: <sip:220@xyz.mydomain.com><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: 5f13a1c3-814d-4f48-837a-b906e5288b00_92b82661-3cbfddb2@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>CSeq: 61471088 OPTIONS<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: <sip:mod_sofia@66.241.102.41:5060><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: FreeSWITCH-mod_sofia/1.2.9+git~20130518T213043Z~4fc1369a1b<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Supported: precondition, path, replaces<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow-Events: talk, hold, conference, presence, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>recv</span><span style='font-size:9.5pt;font-family:Consolas'> 451 bytes from udp/[7x.1xx.1xx.9x]:5063 at <span style='background:yellow;mso-highlight:yellow'>17:53:14</span>.054668:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>SIP/2.0 200 OK</span><span style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: <sip:220@xyz.mydomain.com>;tag=dcdb8ee2502b328ei0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: <sip:mod_sofia@66.241.102.41:5060>;tag=1vSB2v98aQFyH<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: 5f13a1c3-814d-4f48-837a-b906e5288b00_92b82661-3cbfddb2@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>CSeq: 61471088 OPTIONS<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 66.241.102.41;branch=z9hG4bKZvvNXpHcSeKQS;rport=5060<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Server: Cisco/SPA504G-7.5.4<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER, UPDATE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>recv 412 bytes from udp/[7x.1xx.1xx.9x]:5063 at 17:53:14.733495:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>NOTIFY sip:xyz.mydomain.com SIP/2.0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-b8f05783;rport<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: <sip:xyz.mydomain.com><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: f5c9e863-5d603f02@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Max-Forwards: 70<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: "BFIS" <sip:220@7x.1xx.1xx.9x:5063><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Event: keep-alive<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: Cisco/SPA504G-7.5.4<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>send 741 bytes to udp/[7x.1xx.1xx.9x]:5063 at 17:53:14.733877:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>SIP/2.0 200 OK<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-b8f05783;rport=5063<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: <sip:xyz.mydomain.com>;tag=rcZ5aBDt83Fcc<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: f5c9e863-5d603f02@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: <sip:gw+didlogic@66.241.102.41:5060;transport=udp;gw=didlogic><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: FreeSWITCH-mod_sofia/1.2.9+git~20130518T213043Z~4fc1369a1b<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Supported: precondition, path, replaces<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow-Events: talk, hold, conference, presence, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>recv 412 bytes from udp/[7x.1xx.1xx.9x]:5063 at 17:53:29.805194:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>NOTIFY sip:xyz.mydomain.com SIP/2.0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-ef6775c6;rport<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: <sip:xyz.mydomain.com><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: f5c9e863-5d603f02@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Max-Forwards: 70<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: "BFIS" <sip:220@7x.1xx.1xx.9x:5063><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Event: keep-alive<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: Cisco/SPA504G-7.5.4<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>send 741 bytes to udp/[7x.1xx.1xx.9x]:5063 at 17:53:29.805669:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>SIP/2.0 200 OK<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-ef6775c6;rport=5063<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: <sip:xyz.mydomain.com>;tag=Dajeg3e4BZ3mF<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: f5c9e863-5d603f02@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: <sip:gw+didlogic@66.241.102.41:5060;transport=udp;gw=didlogic><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: FreeSWITCH-mod_sofia/1.2.9+git~20130518T213043Z~4fc1369a1b<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: INVITE, ACK, BYE, CANCEL, OPTIONS, MESSAGE, INFO, UPDATE, REGISTER, REFER, NOTIFY, PUBLISH, SUBSCRIBE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Supported: precondition, path, replaces<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow-Events: talk, hold, conference, presence, dialog, line-seize, call-info, sla, include-session-description, presence.winfo, message-summary, refer<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>recv</span><span style='font-size:9.5pt;font-family:Consolas'> 757 bytes from udp/[7x.1xx.1xx.9x]:5063 at <span style='background:yellow;mso-highlight:yellow'>17:53:35</span>.236173:<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:yellow;mso-highlight:yellow'>REGISTER</span><span style='font-size:9.5pt;font-family:Consolas'> sip:xyz.mydomain.com SIP/2.0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Via: SIP/2.0/UDP 7x.1xx.1xx.9x:5063;branch=z9hG4bK-4d49f459;rport<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>From: "BFIS" <sip:220@xyz.mydomain.com>;tag=163202d2fcedcf5eo0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>To: "BFIS" <sip:220@xyz.mydomain.com><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Call-ID: 92b82661-3cbfddb2@10.10.40.50<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas;background:lime;mso-highlight:lime'>CSeq: 627973 REGISTER</span><span style='font-size:9.5pt;font-family:Consolas'><o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Max-Forwards: 70<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Authorization: Digest username="220",realm="xyz.mydomain.com",nonce="7ccf6076-769a-4857-9f53-30808b2a4e61",uri="sip:xyz.mydomain.com",algorithm=MD5,response="f0da4a7351b8d97820cfa98a1669a695",qop=auth,nc=0000010f,cnonce="49035914"<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Contact: "BFIS" <sip:220@7x.1xx.1xx.9x:5063>;expires=3600<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>User-Agent: Cisco/SPA504G-7.5.4<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Content-Length: 0<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>Allow: ACK, BYE, CANCEL, INFO, INVITE, NOTIFY, OPTIONS, REFER, UPDATE<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.5pt;font-family:Consolas'>And so it continues.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Verdana","sans-serif";color:#44546A'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>From:</span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> freeswitch-users-bounces@lists.freeswitch.org [mailto:freeswitch-users-bounces@lists.freeswitch.org] <b>On Behalf Of </b>Avi Marcus<br><b>Sent:</b> Thursday, December 05, 2013 10:55 PM<br><b>To:</b> FreeSWITCH Users Help<br><b>Subject:</b> Re: [Freeswitch-users] SIP Trace Question / NAT one way audio problem.<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p>I set the linksys spas to have a ping of 15 seconds, but not to re register every 15 seconds!<o:p></o:p></p><p>When I see constant register attempts, it always means that the 401 was not received so the register never completes. Are these phones actually successfully registered?<o:p></o:p></p><p>-Avi<o:p></o:p></p><div><p class=MsoNormal>On Dec 6, 2013 4:47 AM, "Ken Rice" <<a href="mailto:krice@freeswitch.org">krice@freeswitch.org</a>> wrote:<o:p></o:p></p><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Courier New"'>Re-registering every 23 seconds isnt that big of a deal if the phones are behind nat, sometimes this is needed due to the way NAT happens on UDP with various routers. There is no way to track the start/end of the session w/out using an ALG. I have seen some NAT routers require a re-reg interval around 15 seconds which is a bit excessing<br><br>On the issue w/ the non-working ones is you’ll notice the rport on the one that’s working...<br><br>On the ones that arent working they arent specifying rport... If those are the polycoms look for NDLB force rport setting and set it to safe... That’s a special mode for the polycoms...<br><br>Check the wiki for more NAT handling examples<br>K<br><br><br>On 12/5/13 8:36 PM, "Sean P Devoy" <<a href="http://sdevoy@bizfocused.com" target="_blank">sdevoy@bizfocused.com</a>> wrote:</span><o:p></o:p></p><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Courier New"'><img border=0 width=31 height=31 id="_x0000_i1025" src="cid:image001.gif@01CEF210.3291D660"><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>Hi all,<br> <br>I seem to have fallen off the list! No mail since 7/26/2013. Have I made someone mad?? </span><span style='font-family:Wingdings;color:#44546A'>J<br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'><br>I have also been blissfully running with ISSUES what so ever since that time.<br> <br>I have a NATed client with <b>PERIODIC</b> one way audio. The client end has a Cisco 220W router with SIP ALG disabled. The phones are CISCO 504Gs and Polycom 330s(?), basciallt the same as everywhere else we have phones.<br> <br>I did a sofia global sip trace on for a while and captured the output. After writing an app to sort those sip packets into logical stream files, I dug in to the SIP conversations. This has left me with som questions for the people who know these things:<br> <br>1. I found all my phones are REGISTERing every 23 seconds! That seems absurd TO ME, so where have I screwed that up/where do I set it and what is a reasonable number?<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>2. The only difference I see in the SIP packets from my working phone and these non-working ones is of course NAT related. The working phone’s REGISTER looks like this:<br><br>recv 757 bytes from udp/[WW.XX.YY.93]:5063 at 17:53:12.164203:<br>------------------------------------------------------------------------ <br>REGISTER sip: <<a href="http://MYDOMAIN.COM" target="_blank">MYDOMAIN.COM</a>> SIP/2.0<br>Via: SIP/2.0/UDP WW.XX.YY.93:5063;branch=z9hG4bK-238fcc8b;rport<br><br>But the failing phones look like this:<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'><br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>recv 801 bytes from udp/[AA.BB.CC.38]:5104 at 17:53:40.693691:<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>------------------------------------------------------------------------<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>REGISTER sip: <<a href="http://MYDOMAIN.COM" target="_blank">MYDOMAIN.COM</a>> SIP/2.0<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>Via: SIP/2.0/UDP 10.2.2.239:5104;branch=z9hG4bKb374d6507894B431<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'><br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'>The response is still sent to [AA.BB.CC.38]:5104<br></span><span style='font-size:11.0pt;font-family:"Courier New"'><br></span><span style='font-family:"Verdana","sans-serif";color:#44546A'><br>I guess first, IS THAT A PROBLEM?<br> <br>So, can anyone share any insight into the CISCO 220W config that I might be missing? <br> <br>Why would it only be a periodic problem? Could this be a problem where one end is using a wider range of rports than the other supports?<br> <br>Thanks,<br>Sean<br> <br><br></span><span style='font-size:11.0pt;font-family:"Courier New"'><o:p></o:p></span></p><div class=MsoNormal align=center style='text-align:center'><span style='font-size:11.0pt;font-family:"Courier New"'><hr size=3 width="100%" align=center></span></div><p class=MsoNormal style='margin-bottom:12.0pt'><span style='font-size:11.0pt;font-family:"Courier New"'><<a href="http://www.avast.com/" target="_blank">http://www.avast.com/</a>> </span><span style='font-family:"Calibri","sans-serif";color:#3D4D5A'>This email is free from viruses and malware because avast! Antivirus <<a href="http://www.avast.com/" target="_blank">http://www.avast.com/</a>> protection is active. </span><span style='font-size:11.0pt;font-family:"Courier New"'><o:p></o:p></span></p><div class=MsoNormal align=center style='text-align:center'><span style='font-size:11.0pt;font-family:"Courier New"'><hr size=3 width="95%" align=center></span></div><p class=MsoNormal><span style='font-size:10.0pt;font-family:Consolas'>_________________________________________________________________________<br>Professional FreeSWITCH Consulting Services:<br><a href="http://consulting@freeswitch.org" target="_blank">consulting@freeswitch.org</a><br><a href="http://www.freeswitchsolutions.com" target="_blank">http://www.freeswitchsolutions.com</a><br><br>FreeSWITCH-powered IP PBX: The CudaTel Communication Server<br><a href="http://www.cudatel.com" target="_blank">http://www.cudatel.com</a><br><br>Official FreeSWITCH Sites<br><a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br><a href="http://wiki.freeswitch.org" target="_blank">http://wiki.freeswitch.org</a><br><a href="http://www.cluecon.com" target="_blank">http://www.cluecon.com</a><br><br>FreeSWITCH-users mailing list<br><a href="http://FreeSWITCH-users@lists.freeswitch.org" target="_blank">FreeSWITCH-users@lists.freeswitch.org</a><br><a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br><a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a></span><o:p></o:p></p></blockquote><p class=MsoNormal><span style='font-size:10.0pt;font-family:Consolas'><br></span><span style='font-size:11.0pt;font-family:"Courier New"'>-- <br>Ken<br><a href="http://www.FreeSWITCH.org" target="_blank">http://www.FreeSWITCH.org</a><br><a href="http://www.ClueCon.com" target="_blank">http://www.ClueCon.com</a><br><a href="http://www.OSTAG.org" target="_blank">http://www.OSTAG.org</a><br>G+ ClueCon : <a href="http://fs0.us/cluecon-gplus" target="_blank">http://fs0.us/cluecon-gplus</a><br>FB ClueCon : <a href="http://fs0.us/cluecon-fb" target="_blank">http://fs0.us/cluecon-fb</a><br>G+ FreeSwitch : <a href="http://fs0.us/freeswitch-gplus" target="_blank">http://fs0.us/freeswitch-gplus</a><br>FB FreeSWITCH : <a href="http://fs0.us/freeswitch-fb" target="_blank">http://fs0.us/freeswitch-fb</a> <br>Twitter : @FreeSWITCH_WIRE<br><a href="http://irc.freenode.net" target="_blank">irc.freenode.net</a> #freeswitch</span><o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><br>_________________________________________________________________________<br>Professional FreeSWITCH Consulting Services:<br><a href="mailto:consulting@freeswitch.org">consulting@freeswitch.org</a><br><a href="http://www.freeswitchsolutions.com" target="_blank">http://www.freeswitchsolutions.com</a><br><br>FreeSWITCH-powered IP PBX: The CudaTel Communication Server<br><a href="http://www.cudatel.com" target="_blank">http://www.cudatel.com</a><br><br>Official FreeSWITCH Sites<br><a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><br><a href="http://wiki.freeswitch.org" target="_blank">http://wiki.freeswitch.org</a><br><a href="http://www.cluecon.com" target="_blank">http://www.cluecon.com</a><br><br>FreeSWITCH-users mailing list<br><a href="mailto:FreeSWITCH-users@lists.freeswitch.org">FreeSWITCH-users@lists.freeswitch.org</a><br><a href="http://lists.freeswitch.org/mailman/listinfo/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/listinfo/freeswitch-users</a><br>UNSUBSCRIBE:<a href="http://lists.freeswitch.org/mailman/options/freeswitch-users" target="_blank">http://lists.freeswitch.org/mailman/options/freeswitch-users</a><br><a href="http://www.freeswitch.org" target="_blank">http://www.freeswitch.org</a><o:p></o:p></p></blockquote></div></div>
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