[Kamailio-Users] Re move Body Part

Raúl Alexis Betancor Santana rabs at dimension-virtual.com
Thu Jun 4 19:06:37 CEST 2009


On Thursday 04 June 2009 16:22:01 karhu wrote:
> Hello,
>
> Well i bother you with that, i am pretty sure, but i have new problem with
> sdp modification.
> When i try to add a new payload in "m=video ..." line, the video port from
> the proxy is inserted at the end of "m=video.." line as follow :
>
> m=video 21840 RTP/AVP 99 115 34 35186
> a=alt:1 2 : TsApLPhC /VstqkH6 10.193.15.206 21840
> a=alt:2 1 : 3p37pqju 6bkvXakZ 10.10.10.3 21840
> a=fmtp:115 QCIF=1 I=1 J=1 K=1 MAXBR=1960
> a=fmtp:34 QCIF=1 MAXBR=1960
> a=rtpmap:115 H263-1998/90000
> a=rtpmap:34 H263/90000
> a=sendrecv
> a=nortpproxy:yes
>
> 21840 is the original port (from caller), the good proxy port uses for this
> session should be 35186.
> I called my function to modify the sdp body after force_rtp_proxy(). So
> everything should be ok.
> I have seen that textops functions are applied to the original request..is
> that why i can't solve my problem?

Umm, what I guest is that you don't know that all modifications to a request 
take place AT THE SAME TIME just before you call t_relay, they are not 
executed one after the other during the script flow, all of them are called 
TOGETHER before t_relay, thats why if you modify the "m=video..." line by 
hand during the script flow and after that you call force_rtpproxy, what you 
get is not what you desire



-- 
Raúl Alexis Betancor Santana
Dimensión Virtual



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