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ProSecure Unified Threat Management UTM10 or UTM25 Reference Manual
5-10 Firewall Protection
v1.0, September 2009
Order of Precedence for Rules
As you define new rules, they are added to the tables in the Rules screen as the last item in the list,
as shown in the LAN WAN Rules screen example in Figure 5-1.
For any traffic attempting to pass through the firewall, the packet information is subjected to the
rules in the order shown in the Rules table, beginning at the top and proceeding to the bottom. In
some cases, the order of precedence of two or more rules might be important in determining the
Note: Some residential broadband ISP accounts do not allow you to run any server
processes (such as a Web or FTP server) from your location. Your ISP might
periodically check for servers and might suspend your account if it discovers any
active services at your location. If you are unsure, see the Acceptable Use Policy of
your ISP.
Figure 5-1