It means vitelity does not support a hairpinned call. you should
consider a different itsp for forwarded calls.

On Tue, Sep 20, 2011 at 11:47 PM, Craig Shrimpton
<[email protected]> wrote:
>
> Content-Type: text/plain;
>  charset="utf-8"
> Content-Transfer-Encoding: 8bit
> Organization: SipXecs Forum
> X-FUDforum: 08063afcdd00a6e76393c5b9527381e8 <63508>
> Message-ID: <[email protected]>
>
>
>
> Hello,
>
> I have an extension that forwards to a PSTN over a Vitelity
> sip trunk when busy. If I call the extension from another
> phone on the sipxecs system it forwards and works fine.
> However, if I call in from a PSTN, it forwards, rings the
> forwarding number, but when the user at the forwarded number
> answers, no voice passes in either direction.
>
> Is this a Vitelity issue or a sipxecs issue?
>
> The path when working is:
>
> sipx -> sipx -> vitelity -> pstn
>
> ext 200 calls 201 which forwards to 555-5555 via Vitelity.
> 555-5555 answers and call is good.
>
> The broken path is:
>
> pstn -> vitelity -> sipx -> vitelity -> pstn
>
> 555-1211 calls Vitelity DID which rings auto attendant.
> Caller dials extension 201 which forwards to 555-5555 over
> Vitelity. 555-5555 rings, but no voice when answered; just
> white noise.
>
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> List Archive: http://list.sipfoundry.org/archive/sipx-users/
>



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