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Chapter 10 Firewall
ADSL Router Series User’s Guide
167
10.3 The Firewall General Screen
Use this screen to select the firewall protection level on the ZyXEL Device. Click
Security >
Firewall > General
to display the following screen.
Note: The firewall configuration screen shown in this section is specific to the following
devices: P-660HNU-Tx, P-660HU-Tx.
Figure 72
Security > Firewall > General
The following table describes the labels in this screen.
Table 50
Security > Firewall > General
LABEL
DESCRIPTION
High
This setting blocks all traffic to and from the Internet. Only local network traffic and
LAN to WAN service (Telnet, FTP, HTTP, HTTPS, DNS, POP3, SMTP) is permitted.
Medium
This is the recommended setting. It allows traffic to the Internet but blocks anyone
from the Internet from accessing any services on your local network.
Low
This setting allows traffic to the Internet and also allows someone from the Internet
to access services on your local network or the management interfaces on your
router (when configured in Remote MGMT). This would be used with Port Forwarding,
Default Server.
Custom
This setting allows the customer to create and edit individual firewall rules.
Firewall rules can be created in the Default Action screen (
and Rules screen (
Off
This setting is not recommended. It disables firewall protection for your network and
could potentially expose your network to significant security risks. This option should
only be used for troubleshooting or if you intend using another firewall in conjunction
with your ZyXEL router.
Apply
Click this to save your changes.
Cancel
Click this to restore your previously saved settings.
Summary of Contents for P-660H-61
Page 2: ......
Page 6: ...Document Conventions ADSL Router Series User s Guide 6 Server Firewall Telephone Router Switch...
Page 8: ...Safety Warnings ADSL Router Series User s Guide 8...
Page 10: ...Contents Overview ADSL Router Series User s Guide 10...
Page 20: ...Table of Contents ADSL Router Series User s Guide 20...
Page 21: ...21 PART I User s Guide...
Page 22: ...22...
Page 28: ...Chapter 1 Introduction ADSL Router Series User s Guide 28...
Page 40: ...Chapter 3 Status Screens ADSL Router Series User s Guide 40...
Page 76: ...Chapter 4 Tutorials ADSL Router Series User s Guide 76...
Page 77: ...77 PART II Technical Reference...
Page 78: ...78...
Page 150: ...Chapter 8 Wireless LAN ADSL Router Series User s Guide 150...
Page 198: ...Chapter 13 Static Route ADSL Router Series User s Guide 198...
Page 202: ...Chapter 14 Port Binding ADSL Router Series User s Guide 202...
Page 208: ...Chapter 15 802 1Q 1P ADSL Router Series User s Guide 208...
Page 258: ...Chapter 21 Sharing a USB Printer ADSL Router Series User s Guide 258...
Page 262: ...Chapter 22 CWMP ADSL Router Series User s Guide 262...
Page 266: ...Chapter 23 System Settings ADSL Router Series User s Guide 266...
Page 270: ...Chapter 24 Logs ADSL Router Series User s Guide 270...
Page 326: ...Appendix C Pop up Windows JavaScripts and Java Permissions ADSL Router Series User s Guide 326...
Page 340: ...Appendix D Wireless LANs ADSL Router Series User s Guide 340...
Page 350: ...Appendix E IPv6 ADSL Router Series User s Guide 350...
Page 362: ...Appendix G Legal Information ADSL Router Series User s Guide 362...