[Serusers] SER + B at BUA

Daniel-Constantin Mierla daniel at iptel.org
Mon Mar 1 12:28:22 CET 2004


yes, that's another good approach, too.

.Daniel

On 3/1/2004 12:13 PM, Klaus Darilion wrote:

> Will it be possible to implement the B2BUA as an application like 
> sems, which uses ser for signaling? One could do all kind of checks to 
> the messages in ser(.cfg), and then forward the message to the 
> applications fifo (maybe using the vm module?). The application in 
> turn uses the ser-fifo to initiatite a new invite. Responses will also 
> be forwarded to the b2bua fifo.
>
> Will this work?
>
> klaus
>
> Daniel-Constantin Mierla wrote:
>
>> Hello,
>> you have to follow RFC definition which is pasted below and implement 
>> a new module accordingly.
>>
>> Back-to-Back User Agent: A back-to-back user agent (B2BUA) is a
>>         logical entity that receives a request and processes it as a
>>         user agent server (UAS).  In order to determine how the request
>>         should be answered, it acts as a user agent client (UAC) and
>>         generates requests.  Unlike a proxy server, it maintains dialog
>>         state and must participate in all requests sent on the dialogs
>>         it has established.  Since it is a concatenation of a UAC and
>>         UAS, no explicit definitions are needed for its behavior.
>>
>> .Daniel
>>
>> On 3/1/2004 9:44 AM, Kapil Dhawan wrote:
>>
>>> Hi...Can anybody guide me...How can i implement B2BUA with SER...
>>>
>>> _________________________________________________________________
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>>
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>
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