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RE: TCP vs UDP
From: Gene LeDuc <Gene.LeDuc () mktdev tnsofres com>
Date: Mon, 11 Nov 2002 14:33:23 -0500

Sorry to be blunt, but someone who doesn't understand the difference between
UDP and TCP should not even consider setting firewall rules.  You need to
buy a decent beginners level book on networking that covers tcp/ip
fundamentals.

-----Original Message-----
From: Roberto Ramsis [mailto:robertoramsis () hotmail com]
Sent: Friday, November 08, 2002 2:23 AM
To: security-basics () securityfocus com
Subject: TCP vs UDP


hello
thanks to everyone who replied to my last msg
what's the difference between a port TCP and UDP?
i am talking from a firewall concept,i want to know ,if i need to block a 
port,when should i block TCP and when UDP and when both?
Thanks in advance

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