[OpenSIPS-Users] Modify SDP

[Jeff Pyle]

Hello,

Saul is absolutely correct.  There are some amazing functions in the textops
module that will permit you to completely destroy the SDP.  No better way to
learn.

Which devices have problems with the T.38 info?



- Jeff



On 11/4/09 9:34 AM, "Saul Ibarra Corretge" <saul at ag-projects.com> wrote:

> HI,
> 
> On Nov 4, 2009, at 3:25 PM, Hasitha Lalinda wrote:
> 
>> Hi,
>> 
>> Is it possible to remove some attributes from SDP?
>> Our provider added t38 support and since then some devices fail to
>> respond to INVITE.
>> 
>> I need to remove following attributes from the media description.
>> 
>> a=rtpmap:100 X-NSE/8000
>> a=fmtp:100 200-202
>> a=sqn:0
>> a=cdsc: 1 audio RTP/AVP 8 18 0 101 100
>> a=cdsc: 6 image udptl t38
>> a=cpar: a=T38FaxVersion:0
>> a=cpar: a=T38FaxRateManagement:transferredTCF
>> a=cpar: a=T38FaxMaxDatagram:160
>> a=cpar: a=T38FaxUdpEC:t38UDPRedundancy
>> a=X-sqn:0
>> a=X-cap: 1 image udptl t38
>> 
>> Is there a way I can do this?
>> 
> 
> Take a look at the textops module, it does have functions to mangle
> the SDP.
> 
> Regards,
>