If you have your rulebase configured with a "catch-all" rule at the end, then only the ports you specifically allow in your rulebase, and those defined in your properties (ICMP, DNS, etc.) are open.
 
Dan Guinn
NetStar Communications
-----Original Message-----
From: Gunjan @ chat4help [mailto:[EMAIL PROTECTED]]
Sent: Thursday, March 15, 2001 9:14 AM
To: [EMAIL PROTECTED]
Subject: [FW1] Open ports on Firewall

Hi,
Is there any way through which we can find out what all ports are open on firewall. Like if Database server is behind the firewall then can we cahek wether port for DB service is open or not.
 
I already tried nmap to do that, it shows port open on FW m/c but that does not reflect that gave us access to DB server.
 
 
 
Thanks
 

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