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Article #1205

Re: How to determine what port to use?

#1205
From: David Pratt
Date: Wed, 28 Feb 2007 03:24
33 lines
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"Bob Gonder" <notbg@notmindspring.invalid> wrote in message 
news:mcp9u2ltre7ltdjcvigv5u26o2uas8i6mq@4ax.com...
> David Pratt wrote:
>
>>  I have been researching this for a couple of days, and as the subject 
>> line
>>suggests, am new to network programming.  Trying to figure out what the
>>parameters/standards on winsock port numbers are, how they are determined
>>and what they are used for, etc.  Any tutorials out there or guidance to
>>such would be much appreciated.
>
> If for internal useage, just about any non-standard port should
> suffice (unless, of course, you are trying to do standard stuff).
>
> If you are out to build a large international app, then you might
> register with iana
>
> For my app, I selected a large unused port as my default, but allowed
> the user to set their own in case of in-the-field conflicts.
>
> The keeper of the ports:
> http://www.iana.org/assignments/port-numbers
>
> Something that came up with Google "tcp/ip ports":
> http://www.chebucto.ns.ca/~rakerman/port-table.html
>
> Well-Known TCP Port Numbers:
> http://www.webopedia.com/quick_ref/portnumbers.asp
>
  Thanks so much, Bob. Precisely what I was looking for.  I would rather not 
muck around with reserved ports and inadvertantly crash my system through 
ignorance 
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From: "David Pratt" <Prattaratt@sbcglobal.net>
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Subject: Re: How to determine what port to use?
Date: Tue, 27 Feb 2007 21:24:57 -0600
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