[Freeswitch-users] One Way Audio

[Michael Collins]

You need to show this pcap to your carrier and ask them what's up. You are
definitely sending RTP.

-MC


On Tue, May 21, 2013 at 6:12 PM, Sean Devoy <sdevoy at bizfocused.com> wrote:

> Hey Michael,****
>
> ** **
>
> The problem is back and seems to all the time now.****
>
> ** **
>
> Pcapsipdump for a single call is here
> http://www.bizfocused.com/sean/fs_problem/pcapsipdump.tar.gz ****
>
> ** **
>
> I would like to know why calling FROM FS to a SPRINT phone results in
> audio FROM SPRINT, but not to SPRINT.  Reversing the call works every time.
> ****
>
> ** **
>
> Also, any tips on getting started with wireshark to investigate myself
> next time would be appreciated.****
>
> ** **
>
> Thanks,****
>
> Sean****
>
> ** **
>
> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Michael
> Collins
> *Sent:* Friday, May 17, 2013 7:29 PM
> *To:* FreeSWITCH Users Help
> *Subject:* Re: [Freeswitch-users] One Way Audio****
>
> ** **
>
> It wouldn't be the first time that a computer decided to behave because it
> knew Daddy was watching...****
>
> -MC****
>
> ** **
>
> On Thu, May 16, 2013 at 7:20 PM, Sean Devoy <sdevoy at bizfocused.com> wrote:
> ****
>
> Thanks MC.  Had to load the pcapdev-lib, but got pcapsipdump installed.***
> *
>
>  ****
>
> My wife had just called my cell and got one way audio.  So I ran:
> pcapsipdump -f -p -i eth0 -d /tmp -n <my number>****
>
> Of course I got 2 way audio.  I called the one that ALWAYS fails …. Got 2
> way audio!  Does pcapsipdump fix it?  lol****
>
>  ****
>
> I will try in day time tomorrow and see if we can get a failure.****
>
>  ****
>
> Nothing in the freeswitch.log of value?  I didn’t see anything, but there
> is still a lot for me to learn there.****
>
>  ****
>
> Sean****
>
>  ****
>
> *From:* freeswitch-users-bounces at lists.freeswitch.org [mailto:
> freeswitch-users-bounces at lists.freeswitch.org] *On Behalf Of *Michael
> Collins
> *Sent:* Thursday, May 16, 2013 7:35 PM
> *To:* FreeSWITCH Users Help
> *Subject:* Re: [Freeswitch-users] One Way Audio****
>
>  ****
>
> Sean,****
>
> Glad to hear you're making progress with using tcpdump and other packet
> capture-ish tools. You've successfully captured the SIP call leg between
> your phone and your FreeSWITCH. That's good, but it's incomplete. You
> really want SIP and RTP both, and you want the call leg between FreeSWITCH
> and the telco. You have a few options:****
>
> Expand your tcpdump. In other words, cast a wider net. Pro: easy to do.
> Con: creates massive pcap files through which you must sift to find the
> call in question.****
>
> Use pcapsipdump. Pro: does all the work for you by putting SIP and RTP for
> each call leg into a single file. Cons: You have to compile it yourself,
> and it creates a whole lot of files, so you'll need to get used to it.****
>
> My personal opinion is this: if you never, ever have to debug a SIP call
> ever again then just use tcpdump. However, if you're the phone guy and
> you'll be doing this again in the future then bite the bullet and learn
> pcapsipdump. Believe me it's worth it.****
>
> -MC****
>
>  ****
>
> On Thu, May 16, 2013 at 3:31 PM, Sean Devoy <sdevoy at bizfocused.com> wrote:
> ****
>
> ****
>
> Hi all,****
>
>  ****
>
> First, I am on version: FreeSWITCH Version
> 1.2.5.3+git~20121219T035317Z~2b4aa48049 (git 2b4aa48 2012-12-19 03:53:17Z)
> I hope to move to the Stable 1.2.9 this weekend.****
>
>  ****
>
> I am having very reliable one way audio when calling Sprint Cell Phone
> users, though not every time.  I got this reproducible on my phone, but by
> the time I learned tcpdump command, it was working again.  However, the
> user that reported it seems to get it almost everytime.****
>
>  ****
>
> Helpful tidbits:****
>
> ·         I THINK it happens in either direction.****
>
> ·         For this person at his home, it appears to be every time (for
> now)****
>
> ·         He reports calling (to or from) other Sprint Cell users results
> in the same problem from our FS****
>
> ·         It appears to only be true with Sprint Cell calls! (But my
> users say that’s not Sprints fault!)****
>
>  ****
>
> Scenario:****
>
> I place a call from my Desk Cisco Phone (220) to his number 410493nnnn and
> it rings, he answers, I can hear him crystal clear … he can’t hear me at
> all.  I had a theory that it worked after 30 seconds (on my cell), but that
> does not hold true on his cell.****
>
>  ****
>
> Here is the FS logfile:
> http://www.bizfocused.com/Sean/fs_problem/freeswitch_no_audio_in.log.txt**
> **
>
> And here is the tcpdump output:
> http://www.bizfocused.com/Sean/fs_problem/dump.pcap.zip ****
>
>  ****
>
> Based on the small size of the file, I suspect someone is going to say “do
> it again with this tcpdump command”.  I welcome the education.****
>
>  ****
>
> Anyway, any insight will be appreciated.****
>
>  ****
>
> Sean****
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
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>
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>
>
>
>
> --
> Michael S Collins
> Twitter: @mercutioviz
> http://www.FreeSWITCH.org
> http://www.ClueCon.com
> http://www.OSTAG.org****
>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org****
>
>
>
>
> --
> Michael S Collins
> Twitter: @mercutioviz
> http://www.FreeSWITCH.org
> http://www.ClueCon.com
> http://www.OSTAG.org****
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> 
> 
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://wiki.freeswitch.org
> http://www.cluecon.com
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
>


-- 
Michael S Collins
Twitter: @mercutioviz
http://www.FreeSWITCH.org
http://www.ClueCon.com
http://www.OSTAG.org
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