David, You should be able to do that via the agi as well.
On Wed, Dec 2, 2020 at 20:32 David Cunningham <dcunning...@voisonics.com> wrote: > Hi Dovid, > > We're using Enswitch so it uses AGI rather than a regular Asterisk > dialplan, but perhaps sending it to a custom-made Asterisk context with the > lines you suggest could be the best way forward. > > Thank you for that. > > > On Thu, 3 Dec 2020 at 13:01, Dovid Bender <do...@telecurve.com> wrote: > >> David, >> >> Does Asterisk send a 180 or a 183 with SDP? We have found that using >> these two lines help (where xc is a 500ms blank sound file) >> Exten => _X.,n, Progress() >> Exten => _X.,n, Playback(xc,noanswer) >> >> >> On Wed, Dec 2, 2020 at 4:30 PM David Cunningham < >> dcunning...@voisonics.com> wrote: >> >>> Hello, >>> >>> We have a problem with a SIP doorbell device which sends media one way >>> only, and NAT at the receiving device. >>> >>> When the doorbell button is pressed it makes a call to a configured >>> destination. Since the doorbell only sends and doesn't receive it sends the >>> INVITE with sendonly in the SDP, and the destination then replies with a >>> 200 OK with recvonly in the SDP. >>> >>> The problem is that the destination is behind NAT, and its reply >>> contains a private network IP in the SDP. Normally Asterisk when nat=yes >>> works around that by adjusting the destination for RTP to be the address it >>> actually receives audio from, however because this device is recvonly >>> Asterisk never receives audio from it. This means Asterisk keeps trying to >>> send the doorbell's RTP to the private network IP which of course fails, >>> and the destination never gets the RTP from the doorbell. >>> >>> Does anyone know how to work around this issue? >>> >>> Thank you in advance, >>> >>> -- >>> David Cunningham, Voisonics Limited >>> http://voisonics.com/ >>> USA: +1 213 221 1092 >>> New Zealand: +64 (0)28 2558 3782 >>> -- >>> _____________________________________________________________________ >>> -- 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 >> >> -- >> _____________________________________________________________________ >> -- 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 > > > > -- > David Cunningham, Voisonics Limited > http://voisonics.com/ > USA: +1 213 221 1092 > New Zealand: +64 (0)28 2558 3782 > -- > _____________________________________________________________________ > -- 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
-- _____________________________________________________________________ -- 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