----- Original Message ----- 
From: "Francois Piette" <[EMAIL PROTECTED]>
To: "ICS support mailing" <twsocket@elists.org>
Sent: Wednesday, August 24, 2005 7:34 AM
Subject: Re: [twsocket] Difference between LocalAddr and Addr

>> 1.  I am not sure I understand the difference between "Local Addr" and
>> "Addr" on the twsocket component.  I am guessing that one of them 
>> (probably
>> Local Addr) is the IP address that the component is bound to and the 
>> other
>> address is the IP address we are sending to?
> Yes it is.
>> 2.  How to find an open port to send and receive from?
> Just try and check for error "address already in use" exception.

Alternatively, if you just want a temporary random port to listen on you can 
specify port 0.  The OS will then assign an unused port.  There is a winsock 
method to then get the port it chose, but I can't remember what it is off 
the top of my head.


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