Hi Mathew, The regular sip stack has 'auto' dtmfmode which behaved as I said - if the remote replied with telephony event it used RFC2833 otherwise it used inband.
On Tue, Mar 11, 2014 at 5:43 PM, Matthew Jordan <[email protected]> wrote: > On Tue, Mar 11, 2014 at 8:23 AM, Yaron Nachum <[email protected]> > wrote: > > Hello, > > I have installed the latest version 12 that has been released > (12.1.0.rc3). > > > > I have setup default dtmf mode (rfc47..) but when I am calling to a > endpoint > > that doesn't support it (no telephony event in the rtpmap) the asterisk > > responds OK in the signalling but DTMF is not working. > > > > Is it a known issue? > > > > I don't think that's an issue at all. > > Your configured your endpoint to support RFC 4733 DTMF. However, the > INVITE request that was received by Asterisk didn't offer support for > DTMF, so Asterisk can't accept it. It has to accept only what is in > the offer. > > Your configuration can't force the UA to offer what it wants - you can > only configure Asterisk with what it should support with that UA. > > There's really only two possible outcomes here: > (1) Reject the INVITE request with a 488 (you didn't offer me DTMF!) > (2) Accept the INVITE request but not have DTMF over RFC 4733. > > What you're seeing is option (2), which I think is better than > rejecting the entire call simply because the thing you are talking to > doesn't support the DTMF mode you configured it to have. > > -- > Matthew Jordan > Digium, Inc. | Engineering Manager > 445 Jan Davis Drive NW - Huntsville, AL 35806 - USA > Check us out at: http://digium.com & http://asterisk.org > > -- > _____________________________________________________________________ > -- Bandwidth and Colocation Provided by http://www.api-digital.com -- > New to Asterisk? Join us for a live introductory webinar every Thurs: > http://www.asterisk.org/hello > > asterisk-users mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users >
-- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- New to Asterisk? Join us for a live introductory webinar every Thurs: http://www.asterisk.org/hello asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
