Table of Contents
Advertisement
Chapter 17 Remote Management
17.6 The DNS Screen
Use DNS (Domain Name System) to map a domain name to its corresponding IP address and
vice versa. Refer to
Use this screen to set from which IP address the ZyXEL Device will accept DNS queries and
on which interface it can send them your ZyXEL Device's DNS settings. This feature is not
available when the ZyXEL Device is set to bridge mode. Click Advanced > Remote MGMT
> DNS to change your ZyXEL Device's DNS settings.
Figure 150 Advanced > Remote Management > DNS
The following table describes the labels in this screen.
Table 95 Advanced > Remote Management > DNS
LABEL
Port
Access Status
Secured Client IP A secured client is a "trusted" computer that is allowed to send DNS queries to the
Apply
Cancel
17.7 The ICMP Screen
To change your ZyXEL Device's security settings, click Advanced > Remote MGMT >
ICMP. The screen appears as shown.
If an outside user attempts to probe an unsupported port on your ZyXEL Device, an ICMP
response packet is automatically returned. This allows the outside user to know the ZyXEL
Device exists. Your ZyXEL Device supports anti-probing, which prevents the ICMP response
packet from being sent. This keeps outsiders from discovering your ZyXEL Device when
unsupported ports are probed.
252
Chapter 6 on page 89
for background information.
DESCRIPTION
The DNS service port number is 53 and cannot be changed here.
Select the interface(s) through which a computer may send DNS queries to the
ZyXEL Device.
ZyXEL Device.
Select All to allow any computer to send DNS queries to the ZyXEL Device.
Choose Selected to just allow the computer with the IP address that you specify to
send DNS queries to the ZyXEL Device.
Click this to save your changes.
Click this to restore your previously saved settings.
P-660HN-FxZ Series User's Guide
Advertisement
Table of Contents
Troubleshooting
