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dns-forwarding.xml
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dns-forwarding.xml

<?xml version="1.0"?>
<!-- DNS forwarder configuration -->
<interfaceDefinition>
<node name="service">
<children>
<node name="dns">
<children>
<node name="forwarding" owner="${vyos_conf_scripts_dir}/dns_forwarding.py">
<properties>
<help>DNS forwarding</help>
<priority>918</priority>
</properties>
<children>
<leafNode name="cache-size">
<properties>
<help>DNS forwarding cache size</help>
<valueHelp>
<format>0-10000</format>
<description>DNS forwarding cache size</description>
</valueHelp>
<constraint>
<validator name="numeric" argument="--range 0-10000"/>
</constraint>
</properties>
</leafNode>
<leafNode name="dhcp">
<properties>
<help>Use DNS servers received from DHCP server for specified interface</help>
<completionHelp>
<script>${vyos_completion_dir}/list_interfaces.py</script>
</completionHelp>
<multi/>
</properties>
</leafNode>
<leafNode name="dnssec">
<properties>
<help>DNSSEC mode</help>
<valueHelp>
<format>off</format>
<description></description>
</valueHelp>
<valueHelp>
<format>process-no-validate</format>
<description></description>
</valueHelp>
<valueHelp>
<format>process</format>
<description></description>
</valueHelp>
<valueHelp>
<format>log-fail</format>
<description></description>
</valueHelp>
<valueHelp>
<format>validate</format>
<description></description>
</valueHelp>
<constraint>
<regex>(off|process-no-validate|process|log-fail|validate)</regex>
</constraint>
</properties>
</leafNode>
<tagNode name="domain">
<properties>
<help>Domain to forward to a custom DNS server</help>
</properties>
<children>
<leafNode name="server">
<properties>
<help>Domain Name Server (DNS) to forward queries to</help>
<valueHelp>
<format>ipv4</format>
<description>Domain Name Server (DNS) IPv4 address</description>
</valueHelp>
<valueHelp>
<format>ipv6</format>
<description>Domain Name Server (DNS) IPv6 address</description>
</valueHelp>
<multi/>
<constraint>
<validator name="ipv4-address"/>
<validator name="ipv6-address"/>
</constraint>
</properties>
</leafNode>
</children>
</tagNode>
<leafNode name="ignore-hosts-file">
<properties>
<help>Do not use local /etc/hosts file in name resolution</help>
<valueless/>
</properties>
</leafNode>
<leafNode name="listen-address">
<properties>
<help>Addresses to listen for DNS queries [REQUIRED]</help>
<valueHelp>
<format>ipv4</format>
<description>Domain Name Server (DNS) IPv4 address</description>
</valueHelp>
<valueHelp>
<format>ipv6</format>
<description>Domain Name Server (DNS) IPv6 address</description>
</valueHelp>
<multi/>
<constraint>
<validator name="ipv4-address"/>
<validator name="ipv6-address"/>
</constraint>
</properties>
</leafNode>
<leafNode name="listen-on">
<properties>
<help>Interface to listen for DNS queries [DEPRECATED]</help>
<completionHelp>
<script>${vyos_completion_dir}/list_interfaces.py</script>
</completionHelp>
<multi/>
</properties>
</leafNode>
<leafNode name="negative-ttl">
<properties>
<help>Maximum amount of time negative entries are cached</help>
<valueHelp>
<format>0-7200</format>
<description>Seconds to cache NXDOMAIN entries</description>
</valueHelp>
<constraint>
<validator name="numeric" argument="--range 0-7200"/>
</constraint>
</properties>
</leafNode>
<leafNode name="name-server">
<properties>
<help>Domain Name Servers (DNS) addresses</help>
<valueHelp>
<format>ipv4</format>
<description>Domain Name Server (DNS) IPv4 address</description>
</valueHelp>
<valueHelp>
<format>ipv6</format>
<description>Domain Name Server (DNS) IPv6 address</description>
</valueHelp>
<multi/>
<constraint>
<validator name="ipv4-address"/>
<validator name="ipv6-address"/>
</constraint>
</properties>
</leafNode>
<leafNode name="system">
<properties>
<help>Use system name servers</help>
<valueless/>
</properties>
</leafNode>
</children>
</node>
</children>
</node>
</children>
</node>
</interfaceDefinition>

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