Re: TCP Connection Problem

Michael,

What does the route header for the outgong request look like? You should 
specify transport="tcp" explicitly in the Route  SipURI.

There are complete examples that work entirely on TCP in  the 
distribution. For example see src/test/tck/msgflow/callflows/redirect

Ranga


>Hi once more,
>
>I 've done a little bit more investigation ,and i found out that the messagesa
>are never send over TCP.I first realized that both requests and responses were
>actually transported by udp.Then i tryed to create only a tcp provider but i
>got the following exception:
>
>javax.sip.TransactionUnavailableException: Could not resolve next hop or
>listening point unavailable! 
>	at
>gov.nist.javax.sip.SipProviderImpl.getNewClientTransaction(SipProviderImpl.java:344)
>	at sip_test.sendMessage(sip_test.java:228)
>	at sip_test.main(sip_test.java:251)
>
>So i can imagine that the requests were never transmitted over tcp ,but always
>on udp.Is there a reason why this is happenning.It could be that something is
>wrong with my systems settings and i cannot create tcp connections?
>
>Thanks for your time , Michael
>
>  
>


-- 
M. Ranganathan 

Advanced Networking Technologies Division,
National Institute of Standards and Technology (NIST),
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