[SIPForum-discussion] Wrong Re-invite

Ranjith Kumar feddy006 at gmail.com
Thu Nov 5 17:44:54 UTC 2009


HI Ayyanar,

I cheked the same The FAx machines are not close to the PBX.

I have also come across this where the FAX cng (1100) is detected a reinvite
is sent,

Regards,
Randy


On Thu, Nov 5, 2009 at 10:58 PM, Ayyanar PK <pkayyanar at in.com> wrote:

>
> Do you have a fax machine very close to your PBX. Since the call is
> established, your PBX may respond to the tones generated by fax machine
> in the vicinity of your PBX. I have faced a similar scenario.
>
> Is your PBX switching to fax for every single call that you make?
>
> Regards,
> Ayyanar
>
>
> ---------- Original message ----------
> From:Ranjith Kumar< feddy006 at gmail.com >
> Date: 03 Nov 09 15:18:36
> Subject: [SIPForum-discussion] Wrong Re-invite
>  To: discussion at sipforum.org
>
> Hi All,
>
> I am trying to connect a Public SIP trunk to my PBX. I am able to make
> successful outgoing calls but during the conversation the PBX is sending a
> Re-invite with T38 Capabilities and the voice call is changed into a FAX
> call. I am not sure why the PBX is sending the T38 invite.
>
> I would attach the trace for your Verification.
>
> Regards,
> Randy
>
>
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