All your other carriers are using SIP and RFC2833? No H.323 to SIP right? Colin On Fri, Aug 7, 2009 at 10:32 AM, Howard Hart <hch at sipster.com> wrote:

Anyone out there know the magic incantation on SONUS boxes to make RFC2833 DTMF signaling work consistently? We've got one vendor using SONUS with this turned on that works flawlessly. For the rest we've had to fall back to in-band DTMF. Far as I can tell, they're all GSX;es.

Thanks in advance, Howard Hart Ooma _______________________________________________ VoiceOps mailing list VoiceOps at voiceops.org https://puck.nether.net/mailman/listinfo/voiceops

It may be a version thing; they've been patching the stuffing out of DTMF on the GSX. David ________________________________________ From: voiceops-bounces at voiceops.org [voiceops-bounces at voiceops.org] On Behalf Of Howard Hart [hch at sipster.com] Sent: Friday, August 07, 2009 7:32 AM To: voiceops at voiceops.org Subject: [VoiceOps] SONUS and RFC2833 Anyone out there know the magic incantation on SONUS boxes to make RFC2833 DTMF signaling work consistently? We've got one vendor using SONUS with this turned on that works flawlessly. For the rest we've had to fall back to in-band DTMF. Far as I can tell, they're all GSX;es. Thanks in advance, Howard Hart Ooma _______________________________________________ VoiceOps mailing list VoiceOps at voiceops.org https://puck.nether.net/mailman/listinfo/voiceops This message and any attachments are intended only for the use of the addressee and may contain information that is privileged and confidential. If the reader of the message is not the intended recipient or an authorized representative of the intended recipient, you are hereby notified that any dissemination of this communication is strictly prohibited. If you have received this communication in error, please notify us immediately by e-mail and delete the message and any attachments from your system.