M. Ranganathan wrote:

> Hello!
> 
> An elementary question:
> 
> If I have a sip request that is sent on a TCP connection and there is an
> error in processing but the first via header indicates a UDP protocol,
> should I send the response to the address in the first via header or
> through the tcp connection that the server just accepted? 


SIP does not detail operation under the millions of error cases that can 
occur, including this one. The client should have set the top via header 
transport to TCP. If it didn't, its your choice how to handle that, 
including simply dropping the request, rejecting it, etc.

-Jonathan R.



-- 
Jonathan D. Rosenberg, Ph.D.            72 Eagle Rock Avenue
Chief Scientist                         First Floor
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