ZyXEL Communications 1000 Manuel D’Utilisation

 Chapter 50 System

ZyWALL USG 1000 User’s Guide

The following table describes the labels in this screen.  

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 518   Secure and Insecure Service Access From the WAN

• See 

 for related information on these screens.

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. 

Table 231   Configuration > System > DNS > Service Control Rule Add

Create new 
Object

Use this to configure any new settings objects that you need to use in 
this screen.

Address 
Object

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

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 
ZyWALL.

Zone

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 
or denied.

Action

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.

OK

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

Cancel

Click Cancel to exit this screen without saving