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P-662H/HW-D Series User’s Guide
Chapter 21 Remote Management Configuration 317
21.7 Configuring DNS
Use DNS (Domain Name System) to map a domain name to its corresponding IP address and
vice versa. Refer to the chapter on LAN for background information.
To change your ZyXEL Device’s DNS settings, click Advanced > Remote MGMT > DNS.
The screen appears as shown. 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.
Figure 170 Remote Management: DNS
The following table describes the labels in this screen.
21.8 Configuring ICMP
To change your ZyXEL Device’s security settings, click Advanced > Remote MGMT >
ICMP. The screen appears as shown.
Table 130 Remote Management: DNS
LABEL DESCRIPTION
Port The DNS service port number is 53 and cannot be changed here.
Access Status Select the interface(s) through which a computer may send DNS queries to the
ZyXEL Device.
Secured Client IP A secured client is a “trusted” computer that is allowed to send DNS queries to the
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.
Apply Click Apply to save your customized settings and exit this screen.
Cancel Click Cancel to begin configuring this screen afresh.