From: Alex Maccaw <maccman@...>
Date: 2009-06-05T18:50:37+09:00
Subject: Re: Specifying ports when creating sockets?

Alex Maccaw wrote:
> 
> In TCP, when you create a socket to a particular address, the OS chooses
> a free port number.
> 
> I'd like to either specify that port number, or find out that port
> number.
> 
> I can easily find the port number like so:
> socket.addr[1]
> 
> However, that fails when the IO stream is closed. I need to find out the
> port number even if the connection  is never made. I'm not sure this is
> possible, which is why I think the first approach, specifying the port
> number, is the way to go.
> 
> If you're wondering why I'm doing this, it's to do with STUNT.
> 
> Can anybody provide any pointers?

Ok, somebody has kindly let me know that TCPSocket takes 4 options, 
including a local port - oops!

That should solve the issue.
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