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Chapter 16 Firewall
VSG1435-B101 Series User’s Guide
221
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 93
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 385
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 VSG1435-B101 - V1.10
Page 2: ......
Page 8: ...Safety Warnings VSG1435 B101 Series User s Guide 8 ...
Page 10: ...Contents Overview VSG1435 B101 Series User s Guide 10 ...
Page 20: ...Table of Contents VSG1435 B101 Series User s Guide 20 ...
Page 21: ...21 PART I User s Guide ...
Page 22: ...22 ...
Page 42: ...Chapter 2 The Web Configurator VSG1435 B101 Series User s Guide 42 ...
Page 71: ...71 PART II Technical Reference ...
Page 72: ...72 ...
Page 78: ...Chapter 5 Network Map and Status Screens VSG1435 B101 Series User s Guide 78 ...
Page 150: ...Chapter 8 Home Networking VSG1435 B101 Series User s Guide 150 ...
Page 154: ...Chapter 9 Static Routing VSG1435 B101 Series User s Guide 154 ...
Page 178: ...Chapter 11 Policy Forwarding VSG1435 B101 Series User s Guide 178 ...
Page 196: ...Chapter 12 Network Address Translation NAT VSG1435 B101 Series User s Guide 196 ...
Page 202: ...Chapter 13 Dynamic DNS Setup VSG1435 B101 Series User s Guide 202 ...
Page 228: ...Chapter 16 Firewall VSG1435 B101 Series User s Guide 228 ...
Page 234: ...Chapter 18 Parental Control VSG1435 B101 Series User s Guide 234 ...
Page 282: ...Chapter 25 Traffic Status VSG1435 B101 Series User s Guide 282 ...
Page 286: ...Chapter 26 IGMP Status VSG1435 B101 Series User s Guide 286 ...
Page 294: ...Chapter 28 Remote Management VSG1435 B101 Series User s Guide 294 ...
Page 298: ...Chapter 29 Time Settings VSG1435 B101 Series User s Guide 298 ...
Page 302: ...Chapter 30 Logs Setting VSG1435 B101 Series User s Guide 302 ...
Page 318: ...Chapter 34 Troubleshooting VSG1435 B101 Series User s Guide 318 ...
Page 348: ...Appendix A Setting up Your Computer s IP Address VSG1435 B101 Series User s Guide 348 ...
Page 358: ...Appendix B IP Addresses and Subnetting VSG1435 B101 Series User s Guide 358 ...
Page 384: ...Appendix D Wireless LANs VSG1435 B101 Series User s Guide 384 ...