[Kamailio-Users] Multipart SDP problem...

[Edson - Lists]

Any ideas on this issue???

Edson.

Edson - Lists escreveu:
> Hi, Guys...
> 
> After trying a PSTN call through an AS5300-Cisco GW got this error:
> ====
> ON-REPLY[1] incoming reply <200> for <INVITE> <8999>/<XXXXXXXXXXX>
> ERROR:nathelper:check_content_type: invalid type for a message
> ERROR:nathelper:extract_body: content type mismatching
> ERROR:nathelper:force_rtp_proxy: can't extract body from the message
> ==
> Googling around I found an e-mail from Ovidus (23/12/2008) telling that 
> a multi part SDP wasn't integrated on Nathelper. I suppose that I faced 
> such an issue. How to circumvent/workaround this error message? As a 
> side effect call gives no RTP flow, since one direction send it to 
> RTPProxy and the other directly.
> 
> Edson.
> 
> -x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x-x
> 
> Relevant info....
> 
> Using:
> ====
> # kamailio -V
> version: kamailio 1.5.1-notls (i386/linux)
> flags: STATISTICS, USE_IPV6, USE_TCP, USE_SCTP, DISABLE_NAGLE, 
> USE_MCAST, SHM_MMAP, PKG_MALLOC, F_MALLOC, FAST_LOCK-ADAPTIVE_WAIT
> ADAPTIVE_WAIT_LOOPS=1024, MAX_RECV_BUFFER_SIZE 262144, MAX_LISTEN 16, 
> MAX_URI_SIZE 1024, BUF_SIZE 65535, PKG_SIZE 4194304
> poll method support: poll, epoll_lt, epoll_et, sigio_rt, select.
> svnrevision: 2:5868M
> @(#) $Id: main.c 5608 2009-02-13 16:48:17Z henningw $
> main.c compiled on 13:54:27 Jun  4 2009 with gcc 4.3
> ==
> The ON-REPLY code is:
> ====
> onreply_route[1] {
>        xlog("L_INFO","ON-REPLY[1] incoming reply <$rs> for <$rm> 
> <$fU>/<$tU>");
> 
>        if ((isflagset(5) || isbflagset(6)) && 
> status=~"(183)|(2[0-9][0-9])") {
>                force_rtp_proxy();
>        }
>        if (isbflagset(6)) {
>                fix_nated_contact();
>        }
> }
> ==
> The ofending SDP in case is:
> ====
> Content-Type: multipart/mixed;boundary=uniqueBoundary.
> Content-Length: 378.
> .
> --uniqueBoundary.
> Content-Type: application/sdp.
> .
> v=0.
> o=CiscoSystemsSIP-GW-UserAgent 7829 2204 IN IP4 XXX.YYY.ZZZ.10.
> s=SIP Call.
> c=IN IP4 XXX.YYY.ZZZ.10.
> t=0 0.
> m=audio 16976 RTP/AVP 0.
> c=IN IP4 XXX.YYY.ZZZ.10.
> a=rtpmap:0 PCMU/8000.
> --uniqueBoundary.
> Content-Type: application/gtd.
> Content-Disposition: signal;handling=optional.
> .
> ANM,.
> PRN,isdn*,,QSIG*,.
> .
> --uniqueBoundary--.
> ==
> 
>