[Serusers] Bandwidth parameter modification (b:) from ser.cfg

Greger V. Teigre greger at teigre.com
Mon Sep 4 13:09:29 CEST 2006


Ah!
Try:
http://www.ietf.org/rfc/rfc3556.txt?number=3556
for description of b-parameter in SDP.
g-)

M. Victoria Peláez wrote:
> Hi!
> I will re-try with nathelper, mediaproxy and mangle modules ...... But 
> till now I haven't found anything about b parameter. About bandwidth 
> types I also don't now what that mean, I have written it down because 
> I have read it in some articles ...
>
> My problem is that I have one application that exchange a b parameter 
> (b=CT 140) during INVITE and isn't able to work with any other SIP 
> based application. And the only suitable explanation we have found is 
> that the b parameter is disturbing our communication.
>
> So thank you very much! We'll try something else!
>
> Best regards,
> Victoria
>
> Greger V. Teigre escribió:
>> Victoria,
>> SIP and SER do not really look at the SDP payload (ideal world). 
>> However, nathelper, mediaproxy and the mangle (have a look at it) 
>> modules allow you to do tricks with SDP fooling the user agents 
>> involved in the dialog in some way (for example by making both talk 
>> to a rtp proxy server).
>> As for bandwidth types (not sure what you mean here?), maybe somebody 
>> on the list knows of something, but it's slightly off topic on this 
>> list.
>> g-)
>>
>> M. Victoria Peláez wrote:
>>> Hi!
>>>
>>> I am a beginner with SIP/SER systems. I have been having a look into 
>>> ser.cfg, in order to modify some SDP parameters, for instance, 
>>> fix_nated_sdp to change connection IP, and I have found enough 
>>> information to do it. But, now, I am traying to change b parameter, 
>>> but cannot find where to do it (Which module manage it?). I am also 
>>> looking for a document with a description of all bandwidth types 
>>> (CT, AS). Could you tell me something about this stuff, please?
>>>
>>> Thank you very much in advance for your help.
>>>
>>> I am very sorry if this is a very silly question!
>>>
>>> Best regards,
>>> Victoria
>>> _______________________________________________
>>> Serusers mailing list
>>> Serusers at lists.iptel.org
>>> http://lists.iptel.org/mailman/listinfo/serusers
>>>
>>>
>>
>



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