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Chapter 25 Remote Management
AMG1312-T Series User’s Guide
217
25.6 The DNS Screen
Use DNS (Domain Name System) to map a domain name to its corresponding IP address and vice
versa.
Use this screen to set from which IP address the AMG1312-T Series will accept DNS queries and on
which interface it can send them your AMG1312-T Series’s DNS settings. This feature is not
available when the AMG1312-T Series is set to bridge mode. Click Maintenance > RemoteMGMT
> DNS to change your AMG1312-T Series’s DNS settings.
Figure 126 Maintenance > RemoteMGMT > DNS
The following table describes the labels in this screen.
25.7 The ICMP Screen
To change your AMG1312-T Series’s security settings, click Maintenance > RemoteMGMT >
ICMP. The screen appears as shown.
If an outside user attempts to probe an unsupported port on your AMG1312-T Series, an ICMP
response packet is automatically returned. This allows the outside user to know the AMG1312-T
Series exists. Your AMG1312-T Series supports anti-probing, which prevents the ICMP response
Table 93 Maintenance > RemoteMGMT > DNS
LABEL DESCRIPTION
Server Port This displays the service port number for accessing the AMG1312-T Series. If the
number is grayed out, it is not editable.
Access Status Select the interface(s) through which a computer may send DNS queries to the
AMG1312-T Series.
Secured Client IP
Address
A secured client is a “trusted” computer that is allowed to send DNS queries to
the AMG1312-T Series.
Select All to allow any computer to send DNS queries to the AMG1312-T Series.
Choose Range to just allow the computer(s) with an IP address in the range that
you specify to send DNS queries to the AMG1312-T Series.
Apply Click this to save your changes.
Cancel Click this to restore your previously saved settings.