[OpenSIPS-Users] Receiving requests via registration TCP connection

[Bogdan-Andrei Iancu]

Hi Iñaki,

Iñaki Baz Castillo wrote:
>>> Should the UA accept those requests?
>>> Shouldn't the UA rejects them because they don't come via 5060 port?
>>>
>>>       
>> Hmmm....To be honest, it is a difficult question. I made some inquires
>> around and the we agreed that:
>>   1) RFC says nothing on this matter
>>   2) in the worst case, the client should check only the username and domain
>> - no URI parameters, port, etc
>>   3) in the best case, the client should not check - otherwise you could not
>> do static registration (simply fwd to the client without registration).
>>     
>
> So you mean that a UA should accept incoming request coming via a TCP
> connection opened by the UAC previously, is it?
>   
yes, I would say so, because, as said there is no correlation between 
the transport layer and the SIP layer - so an exiting transport 
connection may be used for whatsoever dialogs.

Regards,
Bogdan