Configure Dns - Digi IX14 User Manual

Services
Repeat this step to list additional firewall zones.
4. (Optional) Configure Multicast DNS (mDNS)
mDNS is a protocol that resolves host names in small networks that do not have a DNS server.
mDNS is disabled by default. To enable:
(config)> service telnet mdns enable true
(config>
5. (Optional) Set the port number for this service.
The default setting of 23 normally should not be changed.
(config)> service telnet port 25
(config)>
6. Save the configuration and apply the change:
(config)> save
Configuration saved.
>
7. Type exit to exit the Admin CLI.
Depending on your device configuration, you may be presented with an Access selection
menu. Type quit to disconnect from the device.

Configure DNS

The IX14 device includes a caching DNS server which forwards queries to the DNS servers that are
associated with the network interfaces, and caches the results. This server is used within the device,
and cannot be disabled. Use the access control list to restrict external access to this server.
Required configuration items
Configure access control for the DNS service.
n
Additional configuration items
Whether the device should cache negative responses.
n
Whether the device should always perform DNS queries to all available DNS servers.
n
Whether to prevent upstream DNS servers from returning private IP addresses.
n
Additional DNS servers, in addition to the ones associated with the device's network interfaces.
n
Specific host names and their IP addresses.
n
The device is configured by default with the hostname digi.device, which corresponds to the
192.168.210.1 IP address.
To configure the DNS server:
IX14 User Guide
(config)>
Configure DNS
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