[asterisk-users] FXO -> GSM Gateway Problem

[DHAVAL INDRODIYA]

Hi,

It can be codec negotiation error or else plese try to print hangupcause
sent from telco



On Wed, Apr 18, 2012 at 4:27 PM, Tech <tech at digital-select.com> wrote:

> Hi,****
>
> ** **
>
> I have a problem where calling "out" of asterisk when the call is answered
> dahdi hangs up immediately.****
>
> For example: Sip Client A calls external number. Route: SIP -> FXO -> GSM
> Gateway ->External Landline.****
>
> However when that external landline answers the call dahdi hangs up
> immediately .****
>
> ** **
>
> Going the other way is fine (External Landline -> GSM Gateway -> FXO ->
> SIP).****
>
> ** **
>
> I've tried multiple different internet searches and can't seem to find any
> information on this problem.****
>
> ** **
>
> Below are my config files.****
>
> ** **
>
> *Sip.conf*
>
> [office-phone](!)  ****
>
> type=friend         ****
>
> context=sipofficephone   ****
>
> host=dynamic        ****
>
> nat=yes             ****
>
> #secret=xxxx ****
>
> dtmfmode=auto       ****
>
> disallow=all        ****
>
> ;allow=ulaw          ****
>
> allow=alaw          ****
>
> allow=GSM****
>
> ** **
>
> [lewisphone](office-phone);lewis mobile****
>
> secret=xxxx****
>
> ** **
>
> *Chan_dahdi.conf*
>
> [channels]****
>
> signalling=fxs_ks ****
>
> context=pstnincomming****
>
> group=0****
>
> channel => 1****
>
> ** **
>
> ** **
>
> *Extensions.conf*
>
> [sipofficephone]****
>
> exten => _X.,1,Verbose(2,Call from VoIP network to ${EXTEN})****
>
>         same => n,Dial(DAHDI/1/${EXTEN})****
>
>         same => n,Hangup()****
>
> ** **
>
> [pstnincomming]Diamon****
>
> exten => s,1,Answer()****
>
>         same => n,Dial(SIP/lewisphone)****
>
>         same => n,Hangup()****
>
> ** **
>
> ** **
>
> *Asterisk CLI Output (Verbose 3)*
>
> My comments bold.****
>
> ** **
>
>   == Using SIP RTP CoS mark 5****
>
>     -- Executing [xxxx at sipofficephone:1]
> Verbose("SIP/lewisphone-0000000a", "2,Call from VoIP network to xxxx") in
> new stack****
>
>   == Call from VoIP network to xxxx****
>
>     -- Executing [xxxx at sipofficephone:2] Dial("SIP/lewisphone-0000000a",
> "DAHDI/1/xxxx") in new stack****
>
>     -- Called DAHDI/1/xxxx****
>
>     -- DAHDI/1-1 answered SIP/lewisphone-0000000a *GSM Gateway Answering
> Call then Sending it out.*
>
>     -- Hanging up on 'DAHDI/1-1' *Dest answering call to which DAHDI
> hangs up*
>
>     -- Hungup 'DAHDI/1-1'****
>
>   == Spawn extension (sipofficephone, xxxx, 2) exited non-zero on
> 'SIP/lewisphone-0000000a'****
>
> ** **
>
> ** **
>
> ** **
>
> Best Regards****
>
> *
>
> *
>
> Lewis ****
>
> [image: digitalselect-e]****
>
> www.Digital-Select.com <http://www.digital-select.com/>****
>
> *
>
> *****
>
> ** **
>
> --
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