It might be that the phone is generating a SUBSCRIBE with a particular SIP-If-Match header. For each line-seize subscription, a notification is sent out. If a SUBSCRIBE with a particular SIP-If-Match header is received, but no SIP-ETag is matched, a new notification is generated, but it seems that the phone ignores it and re-sends the subscription.
Having the full pcap will help understand what's going on here. Regards, Ovidiu Sas On Fri, Mar 20, 2015 at 3:54 PM, Peter Kust <[email protected]> wrote: > I’m running a rotating packet capture right now, but at the moment that > error hasn’t resurfaced since I started the capture. > > > > What is perplexing to me is that I have never seen in my logs a PUBLISH with > that particular etag (as pulled from the sip-if-tag header on the received > PUBLISH). Only once have I even seen that etag in the presentity table. > Yet somewhere that etag has survived complete reboots of the involved phones > and opensips itself. Where do I look to see what might be hanging on to > that etag (presumably erroneously)? > > > > Also, it seems that the update_presentity is being called by SUBSCRIBE, not > PUBLISH > > > > Mar 20 10:20:31 proxy-2 o[21911]: [83693] SUBSCRIBE [line-seize:15] > sip:[email protected] From:sip:SLA-4103855210-1@ X.X.X.X > To:sip:SLA-4103855210-1@ X.X.X.X Call-ID:4925925-382640b2@ Y.Y.Y.Y > Cseq:40035 Contact:"5210" <sip:[email protected]:5062> < > Y.Y.Y.Y:5062> > > Mar 20 10:20:31 proxy-2 o[21911]: ERROR:presence:update_presentity: No E_Tag > match [ff5ad69c9be06cffaa136492f4fb3b50] > > Mar 20 10:20:31 proxy-2 o[21911]: INFO:presence:update_subscription: notify > > Mar 20 10:20:31 proxy-2 o[21911]: INFO:presence:send_notify_request: NOTIFY > sip:SLA-4103855210-1@@ X.X.X.X via sip:SLA-4103855210-1@ Y.Y.Y.Y:5062 on > behalf of sip:SLA-4103855210-1@@ X.X.X.X for event line-seize, > to_tag=e92fa9072a6867d6d6f7ec7d0c504ad5-5cd1, cseq=1 > > > > So I am trying to figure out where that etag is hiding. Because from what I > can see it shouldn’t be getting referenced at all. > > > > Cordially, > > > > Peter Nayland Kust > > Director of Technologies > > BusinesSuites > > 24624 Interstate 45 North, Suite 200 > > Houston, TX 77386 > > Tel: 281.378.8051 > > Fax: 855.287.6961 > > [email protected] > > From: Bogdan-Andrei Iancu [mailto:[email protected]] > Sent: Friday, March 20, 2015 11:49 AM > To: OpenSIPS users mailling list; Peter Kust > Subject: Re: [OpenSIPS-Users] Presence Error messages > > > > Hi Peter, > > The first error means: the presentity your PUBLISH tries to update (using > etag as reference) does not exist anymore. The etag is created on the first > PUBLISH and sent back to publisher - it will use this etag each time it > wants to update that particular presentity. > > Maybe the re-publishing is too late and the presentity is already expired in > opensips memory. > > Do you have dbg logs + pcap for this ? > > Best regards, > > Bogdan-Andrei Iancu > > OpenSIPS Founder and Developer > > http://www.opensips-solutions.com > > On 19.03.2015 17:10, Peter Kust wrote: > > I am attempting to troubleshoot what I think is a presence/b2b_sca issue. > > > > I keep getting an error message from presence as follows: > > ERROR:presence:update_presentity: No E_Tag match > [ff5ad69c9be06cffaa136492f4fb3b50] > > > > At some point during the day, I will see this error message: > > ERROR:presence:handle_subscribe: in event specific subscription handling > > > > At this point, an outbound call from a line appearance provisioned to the > b2b_sca module fails. The outbound call is being attempted from a Cisco > SPA525G2, and the message on the phone screen shows “no line”—despite > happening at a time when it is known there are no calls on the system that I > can see. The observed behavior of the phone is to show “No line”, and the > phone itself gets a > > > > What do these error messages mean? What is the system trying to tell me? I > am trying to get my brain around what the error messages are saying so I can > figure out where to look next in my troubleshooting. The proxy is > functioning well in all other respects. > > > > Cordially, > > > > Peter Nayland Kust > > Director of Technologies > > BusinesSuites > > 24624 Interstate 45 North, Suite 200 > > Houston, TX 77386 > > Tel: 281.378.8051 > > Fax: 855.287.6961 > > [email protected] > > > > > _______________________________________________ > > Users mailing list > > [email protected] > > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > > > > > _______________________________________________ > Users mailing list > [email protected] > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > -- VoIP Embedded, Inc. http://www.voipembedded.com _______________________________________________ Users mailing list [email protected] http://lists.opensips.org/cgi-bin/mailman/listinfo/users
