[asterisk-users] Problem with libpri / asterisk

Andres andres at telesip.net
Mon Feb 13 09:49:25 CST 2012


>
>    -- Accepting call from '418nxxxxx2' to '418nxxxxx1' on channel 0/1, 
> span 1
>    -- Executing [418nxxxxx1 at ael-default:1] 
> Answer("DAHDI/i1/418nxxxxx2-b", "") in new stack
>    -- Executing [418nxxxxx1 at ael-default:2] 
> Wait("DAHDI/i1/418nxxxxx2-b", "2") in new stack
>    -- Executing [418nxxxxx1 at ael-default:3] 
> Playback("DAHDI/i1/418nxxxxx2-b", "demo-thanks") in new stack
>    -- <DAHDI/i1/418nxxxxx2-b> Playing 'demo-thanks.ulaw' (language 'fr')
>    -- Executing [418nxxxxx1 at ael-default:4] 
> Dial("DAHDI/i1/418nxxxxx2-b", "DAHDI/G1/418nxxxxx2") in new stack
>    -- Requested transfer capability: 0x00 - SPEECH
>    -- Called DAHDI/G1/418nxxxxx2
>    -- DAHDI/i1/418nxxxxx2-c is proceeding passing it to 
> DAHDI/i1/418nxxxxx2-b
>    -- DAHDI/i1/418nxxxxx2-c is ringing
>    -- DAHDI/i1/418nxxxxx2-c is making progress passing it to 
> DAHDI/i1/418nxxxxx2-b
>    -- DAHDI/i1/418nxxxxx2-c answered DAHDI/i1/418nxxxxx2-b
>    -- Native bridging DAHDI/i1/418nxxxxx2-b and DAHDI/i1/418nxxxxx2-c
>    -- Span 1: Channel 0/1 got hangup request, cause 16
>    -- Hungup 'DAHDI/i1/418nxxxxx2-c'
>  == Spawn extension (ael-default, 418nxxxxx1, 4) exited non-zero on 
> 'DAHDI/i1/418nxxxxx2-b'
>    -- Hungup 'DAHDI/i1/418nxxxxx2-b'
>
> BUT, if I originate the call from my curent PRI, it goes in and out 
> and all
> is well. I noticed that if the calls go trough correctly and hangup 
> manually, it also stats the exact same thing (cause 16). So the above 
> console output might not be that much usefull...
>
> I've had a case open with Sangoma for this issue, and they suggested I 
> go the libpri/asterisk for more help debuging this issue, since on 
> their end, the disconnect comes from the telco...
My guess is your new setup is trying to do a PRI 2B Transfer (meaning 
that Asterisk is trying to handoff two B channels of a PRI to the 
upstream switch).  It is probably being rejected and the call is hanging 
up.  You will need to dig into the PRI debug of both scenarios and 
compare.   I was not even aware that Asterisk could do that so it may be 
some new feature being worked on.
>
> They suggested I try a different version of asterisk, wich I did to no 
> avail, or try there NBE product instead of libpri...
>
> So, did anybody ever encontered something like that ? What steps 
> should I take to diagnose the problem furhter ?
>
> Thanks for any help.
>
>
>


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