On Fri, Apr 17, 2020 at 5:40 AM Benoît Panizzon <[email protected]> wrote:
> Hi Gang > > Not a specific Asterisk Question. > > But I wonder, if the called party replies with 183 + SDP indicating > support for telephony-event. > > Should the caller be able to send DTFM Tones? > > Swiss Railways uses an IVR that kicks in before the call is answered. > > So far I have found no SIP Phone which would allow sending RFC4733 > during the early audio phase (so I cannot test if Asterisk > would forward them) rendering the IVR unuseable. But the RFC itself > suggests that there is no restriction on which SDP (183 or 200) the > telephony-event is announced. > I can't think of anything I've read that says you can't, and from an Asterisk perspective I don't think we prevent such such an action. -- Joshua C. Colp Asterisk Technical Lead Sangoma Technologies Check us out at www.sangoma.com and www.asterisk.org
-- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- Check out the new Asterisk community forum at: https://community.asterisk.org/ New to Asterisk? Start here: https://wiki.asterisk.org/wiki/display/AST/Getting+Started asterisk-users mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
