Hei Rahul, RTPengine should be on the machine with the LxC containers ? Because on the proxy-kamailio machine i use on nic with 1 IP and a static route that goes to the LxC VM with containers. On Wed, May 19, 2021 at 7:22 AM Rahul mm <rahul.ultimate(a)gmail.com> wrote: > > Hi Mihai, > > You need to provide both public and private interface in rtpengine params. Further, you will have to provide the direction while invoking rtpengine_manage/offer/answer. > Check the rtpengine module documentation for details. > > > On Wed, May 19, 2021, 3:13 AM Mihai Cezar <cezar(a)mokalife.ro> wrote: >> >> Hi! >> >> I use lxc containers with asterisk wich their are connecting to >> kamailio, so far so good they work when i put the containers with >> public ips, but when i switched to private ip I have one-way audio. >> >> I tried to with rtpengine but no luck: >> >> rtpengine --table=42 --listen-ng=127.0.0.1:2223 >> --interface=56.12.19.100 --tos=184 --pidfile=/run/rtpengine.pid >> --no-fallback --log-level=7 --log-facility=local3 >> >> the setup looks like this: >> VM-KAMAILIO-(public ip 56.12.19.100 with static routes for the private >> IP) --> LxC(n) (with private class 192.168.0.n) >> >> The problem i think is when LxC asterisk is sending back the 200 OK >> from Invite it puts his private ip in the sdp filed: >> >> v=0 >> o=- 2171376102 3 IN IP4 192.168.0.2 >> s=Asterisk >> c=IN IP4 192.168.0.2 >> t=0 0 >> m=audio 11336 RTP/AVP 8 101 >> a=rtpmap:8 PCMA/8000 >> a=rtpmap:101 telephone-event/8000 >> a=fmtp:101 0-16 >> a=ptime:20 >> a=maxptime:150 >> a=sendrecv >> >> >> i've loaded the modules, but after this i am stuck.... >> loadmodule "nathelper.so" >> loadmodule "rtpengine.so" >> modparam("nathelper", "received_avp", "$avp(RECEIVED)") >> modparam("nathelper", "nortpproxy_str", "a=sdpmangled:yes\r\n") >> modparam("nathelper", "natping_interval", 30) >> modparam("nathelper", "ping_nated_only", 1) >> modparam("nathelper", "sipping_bflag", FLB_NATSIPPING) >> modparam("nathelper", "sipping_from", "sip:pinger@proxy") >> >> # params needed for NAT traversal in other modules >> modparam("nathelper|registrar", "received_avp", "$avp(RECEIVED)") >> modparam("usrloc", "nat_bflag", FLB_NATB) >> >> modparam("rtpengine", "rtpengine_sock", "udp:localhost:2223") >> modparam("rtpengine", "rtpengine_retr", 2) >> modparam("rtpengine", "hash_table_size", 256) >> modparam("rtpengine", "hash_table_tout", 600) >> >> __________________________________________________________ >> Kamailio - Users Mailing List - Non Commercial Discussions >> * sr-users(a)lists.kamailio.org >> Important: keep the mailing list in the recipients, do not reply only to the sender! >> Edit mailing list options or unsubscribe: >> * https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users > > __________________________________________________________ > Kamailio - Users Mailing List - Non Commercial Discussions > * sr-users(a)lists.kamailio.org > Important: keep the mailing list in the recipients, do not reply only to the sender! > Edit mailing list options or unsubscribe: > * https://lists.kamailio.org/cgi-bin/mailman/listinfo/sr-users