Re: [Sip-implementors] DTMF digits dupplicate issue

2016-10-24 Thread Paul Kyzivat
On 10/24/16 8:19 PM, Kapila wrote: On Tue, Oct 25, 2016 at 2:04 AM, Dale R. Worley wrote: Kapila writes: Is it allowed to transmit dtmf in inband audio as well as in dynamic payload type ? As far as I know, it is valid to send DTMF in-band as well as telephone-events events. Of course, th

Re: [Sip-implementors] DTMF digits dupplicate issue

2016-10-24 Thread Kapila
On Tue, Oct 25, 2016 at 2:04 AM, Dale R. Worley wrote: > Kapila writes: > > Is it allowed to transmit dtmf in inband audio as well as in dynamic > > payload type ? > > As far as I know, it is valid to send DTMF in-band as well as > telephone-events events. Of course, the two should match, and t

Re: [Sip-implementors] DTMF digits dupplicate issue

2016-10-24 Thread Dale R. Worley
Kapila writes: > Is it allowed to transmit dtmf in inband audio as well as in dynamic > payload type ? As far as I know, it is valid to send DTMF in-band as well as telephone-events events. Of course, the two should match, and the recipient should trust the telephone-events and discard the in-ba

Re: [Sip-implementors] DTMF digits dupplicate issue

2016-10-23 Thread Swarner, John A.
October 23, 2016 9:14 PM To: 'My Gmail' ; 'Kapila' Cc: sip-implementors@lists.cs.columbia.edu Subject: Re: [Sip-implementors] DTMF digits dupplicate issue Hi, There is any standard/RFC for this? Because my system only accept telephone-event packet and drop all in-band DTMF w

Re: [Sip-implementors] DTMF digits dupplicate issue

2016-10-23 Thread Anh Cao
ntors-boun...@lists.cs.columbia.edu] On Behalf Of My Gmail Sent: Saturday, October 22, 2016 11:23 AM To: Kapila Cc: sip-implementors@lists.cs.columbia.edu Subject: Re: [Sip-implementors] DTMF digits dupplicate issue Yes, its fine. The message mention indicates that both party support both codecs. Pcm

Re: [Sip-implementors] DTMF digits dupplicate issue

2016-10-23 Thread My Gmail
Yes, its fine. The message mention indicates that both party support both codecs. Pcmu can be used for both audio and dtmf and 101 only for dtmf. Thanks and Regards Dheeraj Kumar Sent from iPhone > On 22-Oct-2016, at 9:02 AM, Kapila wrote: > > Hi all, > > Is it allowed to transmit dtmf i

[Sip-implementors] DTMF digits dupplicate issue

2016-10-21 Thread Kapila
Hi all, Is it allowed to transmit dtmf in inband audio as well as in dynamic payload type ? in a recent deployment, we've noticed that Vendor X device sends the dtmf in such way. The call scenario is a simple call that SDPs offers are, UAC: Media Attribute (a): rtpmap:0 PCMU/8000, Media Attribu