Hello, I doubt Kamailio adds any sdp body. Can you post here the ngrep with all the SIP signaling from the first INVITE?
Cheers, Daniel On Sun, Sep 8, 2013 at 11:00 PM, hiro <23h...@gmail.com> wrote: > Ok, I compiled the latest rtpproxy.so, the problem persists: the > interesting facts are: the callee only answers with sdp port once, in > the session progress message. the 200 ok does not have sdp body, but > kamailio inserts sdp into it. > > With the new rtpproxy.so kamailio responds to the session progress by > sending a prack to the callee itself followed by a 200 ok to the > caller that includes sdp but has CSeq: 893961 PRACK which never got > requested by the caller though. > > On 9/4/13, hiro <23h...@gmail.com> wrote: > > For this installation I used the .deb from > http://deb.kamailio.org/kamailio > > Sorry I forgot to include this critical information. > > Is 4.0.3 new enough? Else I can also compile tip, or head or whatever > > it's called ;) > > > > kamailio -V > > version: kamailio 4.0.3 (x86_64/linux) > > flags: STATS: Off, USE_IPV6, USE_TCP, USE_TLS, TLS_HOOKS, > > USE_RAW_SOCKS, DISABLE_NAGLE, USE_MCAST, DNS_IP_HACK, SHM_MEM, > > SHM_MMAP, PKG_MALLOC, USE_FUTEX, FAST_LOCK-ADAPTIVE_WAIT, > > USE_DNS_CACHE, USE_DNS_FAILOVER, > > USE_NAPTR, USE_DST_BLACKLIST, HAVE_RESOLV_RES > > > > > > ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, > > MAX_URI_SIZE 1024, BUF_SIZE 65535, DEFAULT PKG_SIZE 4MB > > poll method support: poll, epoll_lt, epoll_et, sigio_rt, select. > > id: unknown > > compiled on 17:01:35 Aug 19 2013 with gcc 4.7.2 > > > > > > On 9/4/13, Daniel-Constantin Mierla <mico...@gmail.com> wrote: > >> Hello, > >> > >> On 8/29/13 10:22 PM, hiro wrote: > >>> After many failures because of broken libraries I managed to decrypt > >>> my problematic TLS sessions providing the private key of kamailio to > >>> wireshark. > >>> > >>> With TLS+SRTP enabled my nokia phones send session progress and pracks > >>> with rtp port. This breaks NAT/rtpproxy in kamailio, which replaces > >>> the rtpproxy port in session progress, but then forgets about it for > >>> the 200 OK. > >>> > >>> Attached is a tree overview and the conversations of each phone with > >>> kamailio. > >> can you try with latest branch 4.0? The issue was probably due to > >> rtpproxy_manage() function not taking in consideration PRACKs with sdp. > >> Alternative is to use rtpproxy_offer()/rtpproxy_answer() to control > >> rtpproxy application. > >> > >> Cheers, > >> Daniel > >> > >> -- > >> Daniel-Constantin Mierla - http://www.asipto.com > >> http://twitter.com/#!/miconda - http://www.linkedin.com/in/miconda > >> Kamailio Advanced Trainings - Berlin, Oct 21-24; Miami, Nov 11-13, 2013 > >> - more details about Kamailio trainings at http://www.asipto.com - > >> > >> > >> _______________________________________________ > >> SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list > >> sr-users@lists.sip-router.org > >> http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users > >> > > > -- Daniel-Constantin Mierla http://www.asipto.com
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