Chapter 16 Firewall
VSG1432-B101 Series User’s Guide
217
16.2 The Firewall Screen
Use this screen to set the security level of the firewall on the ZyXEL Device.
Firewall rules are grouped based on the direction of travel of packets to which they
apply.
Click
Security Settings > Firewall
to display the following screen.
Figure 92
Security Settings > Firewall
The following table describes the labels in this screen.
16.3 The Protocol Screen
You can configure customized services and port numbers in the
Protocol
screen.
For a comprehensive list of port numbers and services, visit the IANA (Internet
Assigned Number Authority) website. See
Appendix E on page 381
for some
examples.
Table 65
Security Settings > Firewall
LABEL
DESCRIPTION
Low
Select
Low
to allow LAN to WAN and WAN to LAN packet directions.
Medium
Select
Medium
to allow LAN to WAN but deny WAN to LAN packet
directions.
High
Select
High
to deny LAN to WAN and WAN to LAN packet directions.
Apply
Click
Apply
to save your changes.
Cancel
Click
Cancel
to restore your previously saved settings.
Summary of Contents for VSG1432-B101 - V1.10
Page 2: ......
Page 8: ...Safety Warnings VSG1432 B101 Series User s Guide 8 ...
Page 10: ...Contents Overview VSG1432 B101 Series User s Guide 10 ...
Page 20: ...Table of Contents VSG1432 B101 Series User s Guide 20 ...
Page 21: ...21 PART I User s Guide ...
Page 22: ...22 ...
Page 40: ...Chapter 2 The Web Configurator VSG1432 B101 Series User s Guide 40 ...
Page 67: ...67 PART II Technical Reference ...
Page 68: ...68 ...
Page 74: ...Chapter 5 Network Map and Status Screens VSG1432 B101 Series User s Guide 74 ...
Page 146: ...Chapter 8 Home Networking VSG1432 B101 Series User s Guide 146 ...
Page 150: ...Chapter 9 Static Routing VSG1432 B101 Series User s Guide 150 ...
Page 174: ...Chapter 11 Policy Forwarding VSG1432 B101 Series User s Guide 174 ...
Page 192: ...Chapter 12 Network Address Translation NAT VSG1432 B101 Series User s Guide 192 ...
Page 198: ...Chapter 13 Dynamic DNS Setup VSG1432 B101 Series User s Guide 198 ...
Page 224: ...Chapter 16 Firewall VSG1432 B101 Series User s Guide 224 ...
Page 230: ...Chapter 18 Parental Control VSG1432 B101 Series User s Guide 230 ...
Page 278: ...Chapter 25 Traffic Status VSG1432 B101 Series User s Guide 278 ...
Page 282: ...Chapter 26 IGMP Status VSG1432 B101 Series User s Guide 282 ...
Page 290: ...Chapter 28 Remote Management VSG1432 B101 Series User s Guide 290 ...
Page 294: ...Chapter 29 Time Settings VSG1432 B101 Series User s Guide 294 ...
Page 298: ...Chapter 30 Logs Setting VSG1432 B101 Series User s Guide 298 ...
Page 314: ...Chapter 34 Troubleshooting VSG1432 B101 Series User s Guide 314 ...
Page 344: ...Appendix A Setting up Your Computer s IP Address VSG1432 B101 Series User s Guide 344 ...
Page 354: ...Appendix B IP Addresses and Subnetting VSG1432 B101 Series User s Guide 354 ...
Page 380: ...Appendix D Wireless LANs VSG1432 B101 Series User s Guide 380 ...