Digi Connect IT Mini User Manual page 303

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To limit access based on firewall zones:

(config)> add service dns acl zone end value

Where value is a firewall zone defined on your device, or the any keyword.

Repeat this step to list additional firewall zones.

4. (Optional) Cache negative responses

By default, the device's DNS server caches negative responses. Disabling this option may

improve performance on networks with transient DNS results, when one or more DNS servers

may have positive results. To disable:

(config)> service dns cache_negative_responses false

5. (Optional) Query all servers

By default, the device's DNS server queries all available DNS servers. Disabling this option may

improve performance on networks with transient DNS results, when one or more DNS servers

may have positive results. To disable:

(config)> service dns query_all_servers false

6. (Optional) Rebind protection

By default, rebind protection is disabled. If enabled, this prevents upstream DNS servers from

returning private IP addresses. To enable:

Digi Connect IT® Mini User Guide

Display a list of available firewall zones:

Type ... firewall zone ? at the config prompt:

(config)> ... firewall zone ?

Zones: A list of groups of network interfaces that can be referred to by

filtering rules and access control lists.

Additional Configuration

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dynamic_routes

Configure DNS