HP-UX IPFilter Version A.03.05.14 Administrator's Guide

Installing and Configuring HP-UX IPFilter
Step 3: Determining the Rules for IPFilter
Chapter 1 7
Step 3: Determining the Rules for IPFilter
Review the IPFilter rule descriptions and examples in Chapter 2,
Chapter 4, and Appendix A to determine the appropriate rules for your
system.
Determine the rules you will configure based on the services running on
your system. Determine DCA rules as well. For more information on
DCA, see Chapter 3.
If you are using NAT, determine the NAT rules you will configure as
well.
Go to Step 4: Adding Rules to the Rules Files.