Www Overview - ZyXEL Communications ZYWALL USG 2000 Manual

Unified security gateway

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Table of Contents

Chapter 45 System

The following table describes the labels in this screen.

Table 230 System > DNS > Service Control Rule Add

45.6 WWW Overview

The following figure shows secure and insecure management of the ZyWALL

coming in from the WAN. HTTPS and SSH access are secure. HTTP, Telnet, and

dial-in management access are not secure.

Figure 461 Secure and Insecure Service Access From the WAN

Section 5.6.1 on page 116

Note: To allow the ZyWALL to be accessed from a specified computer using a service,

make sure you do not have a service control rule or to-ZyWALL firewall rule to

block that traffic.

To-ZyWALL Rules on page 322

Select ALL to allow or deny any computer to send DNS queries to the

Select a predefined address object to just allow or deny the computer

with the IP address that you specified to send DNS queries to the

Select ALL to allow or prevent DNS queries through any zones.

Select a predefined zone on which a DNS query to the ZyWALL is allowed

Select Accept to have the ZyWALL allow the DNS queries from the

specified computer.

Select Deny to have the ZyWALL reject the DNS queries from the

specified computer.

Click OK to save your customized settings and exit this screen.

Click Cancel to exit this screen without saving

for related information on these screens.

for more on To-ZyWALL firewall rules.

ZyWALL USG 2000 User's Guide