Have you tried to see if the router has any SIP ALG enabled this might create such issues, Thanks.
Best Regards, On Thu, Jul 8, 2021, 19:59 Marek Greško <[email protected]> wrote: > Hello, > > I have an asterisk setup using pjsip. Everything used to work > correctly until one remote site changed internet provider and thier > router does not support sip protocol algorithms. > > It works for some time, but then suddenly audio stops working both > directions. When this happens I see RTP responses going out to the > local address of the natted phone, not to the natted address. The > problem appears for the phones independently. > > The asterisk is connected to the internet with public static IP address. > > The pjsip config contains: > > [aor] > type=aor > qualify_frequency = 60 > max_contacts=1 > remove_existing = yes > > [endpoint] > type = endpoint > context = internal > dtmf_mode = rfc4733 > disallow = all > allow = alaw > allow = ilbc > allow = g729 > allow = gsm > allow = g723 > direct_media = no > allow_subscribe = yes > subscribe_context = blf > rewrite_contact = yes > rtp_symmetric = yes > force_rport = yes > > > Am I missing something? Why the communication breaks suddenly? > > Thanks > > Marek > > -- > _____________________________________________________________________ > -- 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
