Hi Mark,<div><br></div><div>Yeah we don't have many options here in Australia at the moment.</div><div><br></div><div>I would say probably only 3 providers I would call tier 1</div><div><br></div><div>Yes on this one, no G729, either the trunk is G711a or G729 exclusively. Although funnily enough I think they were advertising G729.</div>
<div><br></div><div>But, we are getting 2833 in a month or so. In the meantime, I think I am going to put in IP IP GW on the sites local wan router, and have a manual steering prefix if they want DTMF.</div><div><br></div>
<div>By the way, your acme posts here and on your site are really useful, thanks for those!</div><div><br></div><div>Cheers,</div><div><br></div><div>Tim<br><br><div class="gmail_quote">On 20 September 2012 22:47, Mark Holloway <span dir="ltr"><<a href="mailto:mh@markholloway.com" target="_blank">mh@markholloway.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Interesting, so they don't support G729 either?<br>
<br>
<br>
On Sep 17, 2012, at 11:06 PM, Tim Smith wrote:<br>
<br>
> Hi Guys,<br>
><br>
> I have a bit of an integration problem here.<br>
><br>
> Our SIP provider does not currently support RFC2833 DTMF.<br>
> Instead they use only in-band audio tones.<br>
><br>
> We are running an Acme Packet SBC virtual edition which does not have DSPs and cannot convert the RFC2833 to audio tones.<br>
> Inbound DTMF from audio to RFC2833 works fine with an MTP.<br>
><br>
> Is there any way with CUCM 8.6 and an IOS transcoder (no CUBE or IPIPGW) that we could do this conversion?<br>
> We did try G729 to G711 transcoding, and it did not work.<br>
> I'm assuming CUBE works because it terminates both legs of the call and is aware of what DTMF is supported on both side.<br>
><br>
> We will have RFC2833 from the provider in a month or so, so that will be the best fix. Just wondering if there is any interim fix.<br>
> I think we are out of luck, but thought I would ask.<br>
><br>
> Cheers,<br>
><br>
> Tim.<br>
><br>
> _______________________________________________<br>
> cisco-voip mailing list<br>
> <a href="mailto:cisco-voip@puck.nether.net">cisco-voip@puck.nether.net</a><br>
> <a href="https://puck.nether.net/mailman/listinfo/cisco-voip" target="_blank">https://puck.nether.net/mailman/listinfo/cisco-voip</a><br>
<br>
</blockquote></div><br></div>