On 04.05.2013, at 20:20, Olivier <[email protected]> wrote: > Le 2 mai 2013 13:23, "Marie Fischer" <[email protected]> a écrit : >> >> from time to time, we get so-called simplex / one-way audio calls, where one >> party cannot hear the other. The only thing in common is that is does happen >> with calls via SIP trunk, not ISDN and not internal calls. Nothing strange >> in verbose and SIP logs. Could even be some weird intermittent firewall >> issue I guess. >> > Which audio flow is missing ? Inbound ? > > I suppose it should be easier to automatically detect missing inbound audio.
Not sure about older calls, but outbound was missing the last few times. We use call recording via MixMonitor and the recording has both flows, so I guess rtp debug would have shown both as well. >> Apart from logging all traffic 24/7 via tcpdump (not really convenient), can >> you give me some ideas how to debug this kind of issue? >> Asterisk 1.8.11-cert10 on CentOS 6.3, if that matters. -- marie -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
