ZyXEL Communications P-660HN FxZ Series User Manual page 15

9.1.3 Firewall Rule Setup Example ................................................................................... 152
9.2 The Firewall General Screen ............................................................................................. 156
9.3 The Firewall Rule Screen .................................................................................................. 157
9.3.1 Configuring Firewall Rules ...................................................................................... 159
9.3.2 Customized Services .............................................................................................. 162
9.3.3 Configuring a Customized Service ......................................................................... 162
9.4 The Firewall Threshold Screen .......................................................................................... 163
9.4.1 Threshold Values ..................................................................................................... 164
9.4.2 Configuring Firewall Thresholds ............................................................................... 164
9.5 Firewall Technical Reference ............................................................................................. 166
9.5.1 Firewall Rules Overview ........................................................................................... 166
9.5.2 Guidelines For Enhancing Security With Your Firewall ............................................ 168
9.5.3 Security Considerations ........................................................................................... 168
9.5.4 Triangle Route .......................................................................................................... 168
Chapter 10
Content Filtering ................................................................................................................... 171
10.1 Overview ......................................................................................................................... 171
10.1.1 What You Can Do in the Content Filter Screens .................................................... 171
10.1.2 What You Need to Know About Content Filtering .................................................. 171
10.1.3 Before You Begin ................................................................................................... 171
10.1.4 Content Filtering Example ...................................................................................... 171
10.2 The Keyword Screen ...................................................................................................... 173
10.3 The Schedule Screen ..................................................................................................... 174
10.4 The Trusted Screen ........................................................................................................ 175
Chapter 11
Packet Filter........................................................................................................................... 177
11.1 Overview .......................................................................................................................... 177
11.1.1 What You Can Do in the Packet Filter Screen ........................................................ 177
11.1.2 What You Need to Know About the Packet Filter ................................................... 177
11.2 The Packet Filter Screen ................................................................................................. 177
11.2.1 Editing Protocol Filters ........................................................................................... 178
11.2.2 Configuring Protocol Filter Rules ........................................................................... 179
11.2.3 Editing Generic Filters ............................................................................................ 181
11.2.4 Configuring Generic Packet Rules ......................................................................... 182
11.3 Packet Filter Technical Reference ................................................................................... 183
11.3.1 Filter Types and NAT .............................................................................................. 183
11.3.2 Firewall Versus Filters ............................................................................................ 184
Chapter 12
Certificates ............................................................................................................................ 185
12.1 Overview ......................................................................................................................... 185
P-660HN-FxZ Series User's Guide
Table of Contents
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