----- "Steve Howes" <st...@geekinter.net> wrote: > On 2 Jun 2009, at 14:14, Adrian Marsh wrote: > > > Hi All, > > > > I’ve a 1.4.15 A*k server supporting several users (approx 80 total, > > but <10 sim calls usually). I’ve one user who complains of > > intermittent bad calls, though I suspect the bad calls are across > > the board, but intermittent. > > > > Inbound calls are via in IAX trunk from Gradwell. CPU stats say that > > Asterisk never uses more than 4-5% cpu, systems idle besides that. > > Memory seems ok too. Network utilisation is < 300kbps. The voice > > network (clients + server) sit on their own dedicated 100Mb > > switches. Stats from the switch say its lightly loaded. > > > > I’ve turned on voicefile recording. What we hear, when there is a > > bad call, is stuttered speech, from BOTH sides (so local SIP client, > > and remote IAX inbound call). > > Debug from asterisk just shows the call inbound, answered and then > > hung up as per normal. > > > > I’m at a loss of how to debug the voice issue further, without > > putting a wireshark PC on the switch, port-mirroring the server and > > then capturing all of the traffic in a round-robin-type capture and > > even then I’m not sure what that will achieve. > > > > I’m going to switch from IAX to SIP for the inbound calls for that > > user and see if that helps. > > > > Any ideas welcome, > > > > What internet connection do you have... > _______________________________________________ > > Physical or virtualised server ?
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