tcpdump is great if the packets are actually making it to the astlinux box..
but if they are getting lost somewhere in the network you will not see them...
-Christopher
________________________________
From: Tom Chadwin <[email protected]>
To: 'AstLinux Users Mailing List' <[email protected]>
Sent: Monday, August 19, 2013 11:54 AM
Subject: Re: [Astlinux-users] Delay before audio is audible
No packet loss that I can see. Looking into how to get a pcap SIP trace as
Kris asked. What's best given this is just an up-to-date Astlinux 1.8
install? tcpdump?
Thanks
Tom
> -----Original Message-----
> From: The Cadillac Kid [mailto:[email protected]]
> Sent: 19 August 2013 16:20
> To: [email protected]
> Subject: Re: [Astlinux-users] Delay before audio is audible
>
>
>
>
> If you are using direct media = no then you may get some insight with sip
> show channelstats in the asterisk cli to see if you are losing RTP
packets..
>
> Christopher
>
> ------------------------------
> On Mon, Aug 19, 2013 9:57 AM EDT Kristian Kielhofner wrote:
>
> >Tom,
> >
> > Are you able to provide a pcap with a SIP trace?
> >
> >On Mon, Aug 19, 2013 at 8:37 AM, Tom Chadwin
> ><[email protected]> wrote:
> >> Hello again
> >>
> >> I set directmedia=no, and this seemed to fix the issue. However, it has
> now
> >> reoccurred. What else could cause this? Silence (no ringtone for
caller) for
> >> some seconds, then audio establishes. Could it be something to do with
> our
> >> phones (Snom 300)? I had to disable SRTP (I think it was)to get them to
> work
> >> at all when I did the first upgrade to 1.8.
> >>
> >> Thanks
> >>
> >> Tom
> >>
> >>
> >> -----Original Message-----
> >> From: Lonnie Abelbeck [mailto:[email protected]]
> >> Sent: 22 July 2013 17:23
> >> To: AstLinux Users Mailing List
> >> Cc: Tom Chadwin
> >> Subject: Re: [Astlinux-users] Delay before audio is audible
> >>
> >> Tom,
> >>
> >> Are you setting "directmedia=no" in your sip.conf for the local
extensions
> >> ?
> >> This supersedes the old "canreinvite=no" in Asterisk 1.4 .
> >>
> >> Lonnie
> >>
> >>
> >>
> >> On Jul 22, 2013, at 10:26 AM, Tom Chadwin wrote:
> >>
> >> > Hi Michael
> >> >
> >> > I'm not using the r option in the dial command (we use TtHh). Also,
> >> calls
> >> > via our berofix work correctly - it is only internal SIP calls
(between
> >> > Snom300/320s) which exhibit the behaviour.
> >> >
> >> > We were using Asterisk 1.8 before, whichever version was packaged in
> >> with
> >> > the immediately previous version of Astlinux.
> >> >
> >> > Any other ideas?
> >> >
> >> > Thanks
> >> >
> >> > Tom
> >> >
> >> >
> >> > -----Original Message-----
> >> > From: Michael Keuter [mailto:[email protected]]
> >> > Sent: 22 July 2013 15:57
> >> > To: [email protected]; AstLinux Users Mailing List
> >> > Subject: Re: [Astlinux-users] Delay before audio is audible
> >> >
> >> >
> >> > Am 22.07.2013 um 16:45 schrieb "Tom Chadwin"
> >> > <[email protected]>:
> >> >
> >> > Hello all
> >> >
> >> > We upgraded recently to the most recent 1.8 Astlinux, and we have a
> >> > problem
> >> > we've not encountered before. Intermittently on internal SIP-SIP
calls
> >> > only,
> >> > there is no audio for a varying number of seconds (between 2 and 10)
-
> >> > caller hears no ringing tone, and neither party can hear each other
> >> until
> >> > audio establishes after this delay. The problem has appeared since
the
> >> > latest Astlinux upgrade. I don't see anything untoward on the
console,
> >> but
> >> > I'm no expert. External (DAHDI ISDN) calls are fine.
> >> >
> >> > Does anyone have any ideas, or can point me toward how to debug?
> >> >
> >> > Thanks
> >> >
> >> > Tom
> >> >
> >> >
> >> > I had a similar issue in combination with a Berofix and the dial
command
> >> > using the "r" option.
> >> > The solution was not using the "r" option, and instead activating the
> >> "Early
> >> > Audio" option in the Berofix ("ea=1").
> >> > Check if you are using a Dial with "r" (ringing indication) option
> >> > somewhere.
> >> > Which Asterisk version did you use before the upgrade?
> >> >
> >> > Michael
> >> >
> >> > http://www.mksolutions.info
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >> >
> >>
----------------------------------------------------------------------------
> >> --
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> >> > Get end-to-end visibility with application monitoring from
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> >> >
> >>
> http://pubads.g.doubleclick.net/gampad/clk?id=48808831&iu=/4140/ostg.clk
> >> trk
> >> > _______________________________________________
> >> > Astlinux-users mailing list
> >> > [email protected]
> >> > https://lists.sourceforge.net/lists/listinfo/astlinux-users
> >> >
> >> > Donations to support AstLinux are graciously accepted via PayPal to
> >> [email protected].
> >> >
> >> >
> >>
> >>
> >>
> >>
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> >> It's a free troubleshooting tool designed for production.
> >> Get down to code-level detail for bottlenecks, with <2% overhead.
> >> Download for free and get started troubleshooting in minutes.
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> http://pubads.g.doubleclick.net/gampad/clk?id=48897031&iu=/4140/ostg.clk
> trk
> >> _______________________________________________
> >> Astlinux-users mailing list
> >> [email protected]
> >> https://lists.sourceforge.net/lists/listinfo/astlinux-users
> >>
> >> Donations to support AstLinux are graciously accepted via PayPal to
> [email protected].
> >
> >
> >
> >--
> >Kristian Kielhofner
> >
>
>---------------------------------------------------------------------------
---
> >Get 100% visibility into Java/.NET code with AppDynamics Lite!
> >It's a free troubleshooting tool designed for production.
> >Get down to code-level detail for bottlenecks, with <2% overhead.
> >Download for free and get started troubleshooting in minutes.
> >http://pubads.g.doubleclick.net/gampad/clk?id=48897031&iu=/4140/ostg.cl
> ktrk
> >_______________________________________________
> >Astlinux-users mailing list
> >[email protected]
> >https://lists.sourceforge.net/lists/listinfo/astlinux-users
> >
> >Donations to support AstLinux are graciously accepted via PayPal to
> [email protected].
>
>
>
----------------------------------------------------------------------------
--
> Get 100% visibility into Java/.NET code with AppDynamics Lite!
> It's a free troubleshooting tool designed for production.
> Get down to code-level detail for bottlenecks, with <2% overhead.
> Download for free and get started troubleshooting in minutes.
> http://pubads.g.doubleclick.net/gampad/clk?id=48897031&iu=/4140/ostg.clk
> trk
> _______________________________________________
> Astlinux-users mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/astlinux-users
>
> Donations to support AstLinux are graciously accepted via PayPal to
> [email protected].
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Donations to support AstLinux are graciously accepted via PayPal to
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analysis and resources for efficient Application Performance Management.
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_______________________________________________
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Donations to support AstLinux are graciously accepted via PayPal to
[email protected].
