On the intetnal side, do your skinny ports have access to an mtp? On the external side, what DTMF signaling methods are you supporting? Just rtp-nte?
Do you have any other SIP phones at this site/cluster? Thanks, Ryan -------- Original Message -------- From: Jonathan Charles <[email protected]> Sent: Tuesday, July 7, 2015 07:44 PM To: Ryan Huff <[email protected]> Subject: Re: [cisco-voip] Cisco 8841/51 not sending DTMF... CC: [email protected] >I am SCCP to CUC; SIP to SIP for PSTN (SIP trunk to CUBE, SIP trunk to CL) > >On Mon, Jul 6, 2015 at 3:27 PM, Ryan Huff <[email protected]> wrote: > >> Are you sip to cuc ab d the pstn? If so, what is your dtmf support in your >> trunks? >> >> Thanks, >> >> Ryan >> >> >> -------- Original Message -------- >> From: Jonathan Charles <[email protected]> >> Sent: Monday, July 6, 2015 04:11 PM >> To: [email protected] >> Subject: [cisco-voip] Cisco 8841/51 not sending DTMF... >> >> We have a site with new Cisco 8841 and 51 phones (CUCM 10.5.2), running >> 10.2.2.16, and they are not sending DTMF externally... or internally to >> voicemail. >> >> An IP Communicator does send DTMF without issue. >> >> Any known issues with these new phones? >> >> >> >> >> Jonathan >>
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