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how statefull firewall works for udp?

daemon@ATHENA.MIT.EDU (Tarig Ahmed)
Fri Jan 21 13:40:08 2011

From: Tarig Ahmed <tariq198487@hotmail.com>
To: "nanog@nanog.org list" <nanog@nanog.org>,
	African Network Operators <afnog@afnog.org>
Date: Fri, 21 Jan 2011 21:39:51 +0300
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

Dear All
Hi

Default configuration for statefull firewall is to allow traffic form  
TRUST ZONE to UNTRUST ZONE.

As I Know those device will use some feilds in the TCP Header.

But, how the firewall will handle this policy for none TCP traffics  
(udp, icmp, and IPsec)?

I think understanding this will help me in the designing.

Thanks

-- 
Tarig Yassin A. Ahmed
www.suin.edu.sd
skype:tarig_sudan1




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