Thank you Joshua.
On Tue, 18 Apr 2023 at 21:18, Joshua C. Colp <jc...@sangoma.com> wrote: > I don't know in that specific output what happened. Your best course of > action is to add further logging or step through the logic with all of the > knowledge you have of the RTP streams to understand what is happening. > > On Mon, Apr 17, 2023 at 8:52 PM David Cunningham < > dcunning...@voisonics.com> wrote: > >> Hi Joshua, >> >> Thank you for that. From the code it kind of looks like >> STRICT_RTP_LEARN_TIMEOUT is a minimum, not a maximum: >> >> if (!ast_sockaddr_isnull(&rtp->strict_rtp_address) >> && STRICT_RTP_LEARN_TIMEOUT < ast_tvdiff_ms(ast_tvnow(), >> rtp->rtp_source_learn.start)) { >> ast_verb(4, "%p -- Strict RTP learning complete - Locking on source >> address %s\n", >> >> Our call shows: >> >> # grep C-00024cd5 full.log | egrep 'Strict RTP' >> [Feb 22 11:16:41] VERBOSE[29023][C-00024cd5] res_rtp_asterisk.c: > >> 0x2b308c074f80 -- Strict RTP learning after remote address set to: >> xx.xx.154.111:18578 >> [Feb 22 11:17:00] VERBOSE[29023][C-00024cd5] res_rtp_asterisk.c: > >> 0x2b315c01cbc0 -- Strict RTP learning after remote address set to: >> xx.xx.0.12:16498 >> [Feb 22 11:17:00] VERBOSE[28191][C-00024cd5] res_rtp_asterisk.c: > >> 0x2b308c074f80 -- Strict RTP switching to RTP remote address >> xx.xx.154.111:18578 as source >> [Feb 22 11:17:00] VERBOSE[28191][C-00024cd5] res_rtp_asterisk.c: > >> 0x2b308c074f80 -- Strict RTP learning complete - Locking on source address >> xx.xx.154.111:18578 >> [Feb 22 11:17:00] VERBOSE[28194][C-00024cd5] res_rtp_asterisk.c: > >> 0x2b315c01cbc0 -- Strict RTP switching source address to xx.xx.114.237:16498 >> [Feb 22 11:17:01] VERBOSE[28194][C-00024cd5] res_rtp_asterisk.c: > >> 0x2b315c01cbc0 -- Strict RTP learning complete - Locking on source address >> xx.xx.114.237:16498 >> >> I'm a bit confused because the second "Strict RTP learning after remote >> address set" should reset the rtp_source_learn.start timestamp, and yet the >> "Strict RTP learning complete" messages are less than 5000ms after that. >> What could be happening? >> >> Thanks again. >> >> >> On Tue, 18 Apr 2023 at 10:40, Joshua C. Colp <jc...@sangoma.com> wrote: >> >>> It's probably best if you read the logic[1]. There's an entire comment >>> that talks about how it works. >>> >>> [1] >>> https://github.com/asterisk/asterisk/blob/20/res/res_rtp_asterisk.c#L8158 >>> >>> On Mon, Apr 17, 2023 at 7:10 PM David Cunningham < >>> dcunning...@voisonics.com> wrote: >>> >>>> Hi Joshua, >>>> >>>> Could you confirm if the 5 second period for learning a new audio >>>> stream is a minimum or a maximum? The unusual call flow in question results >>>> in Asterisk learning a new audio stream when we don't want it to, and >>>> having a minimum of say 2 seconds of audio would help avoid this. >>>> >>>> Thank you! >>>> >>>> >>>> On Thu, 2 Mar 2023 at 12:32, Joshua C. Colp <jc...@sangoma.com> wrote: >>>> >>>>> On Tue, Feb 28, 2023 at 9:51 AM Joshua C. Colp <jc...@sangoma.com> >>>>> wrote: >>>>> >>>>>> On Tue, Feb 28, 2023 at 9:50 AM David Cunningham < >>>>>> dcunning...@voisonics.com> wrote: >>>>>> >>>>>>> Hello, >>>>>>> >>>>>>> Does anyone know if one of the "strictrtp" options disables RTP >>>>>>> learning? As far as I can tell from the documentation the values "no" >>>>>>> and >>>>>>> "seqno" are more permissive in allowing other sources rather than less, >>>>>>> but >>>>>>> I thought I'd check. >>>>>>> >>>>>> >>>>>> Setting it to "no" disables the learning. >>>>>> >>>>> >>>>> Since I haven't gotten the email yet I'll just reply to my own. >>>>> >>>>> The "no" option disables strict RTP protection. Learning is part of >>>>> strict RTP protection, it is what determines what the source of media is >>>>> and then blocks other packets. There is no ability to set it >>>>> per-peer/per-endpoint. >>>>> >>>>> -- >>>>> Joshua C. Colp >>>>> Asterisk Project 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 >>>> >>>> >>>> >>>> -- >>>> 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 >>> >>> >>> >>> -- >>> Joshua C. Colp >>> Asterisk Project 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 >> >> >> >> -- >> 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 > > > > -- > Joshua C. Colp > Asterisk Project 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 -- 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