<?xml version="1.0"?> <!-- NTP configuration --> <interfaceDefinition> <node name="system"> <children> <node name="ntp" owner="${vyos_conf_scripts_dir}/ntp.py"> <properties> <help>Network Time Protocol (NTP) configuration</help> <priority>400</priority> </properties> <children> <tagNode name="server"> <properties> <help>Network Time Protocol (NTP) server</help> </properties> <children> <leafNode name="dynamic"> <properties> <help>Allow server to be configured even if not reachable</help> <valueless/> </properties> </leafNode> <leafNode name="noselect"> <properties> <help>Marks the server as unused</help> <valueless/> </properties> </leafNode> <leafNode name="preempt"> <properties> <help>Specifies the association as preemptable rather than the default persistent</help> <valueless/> </properties> </leafNode> <leafNode name="prefer"> <properties> <help>Marks the server as preferred</help> <valueless/> </properties> </leafNode> </children> </tagNode> <node name="allow-clients"> <properties> <help>Network Time Protocol (NTP) server options</help> </properties> <children> <leafNode name="address"> <properties> <help>IP address</help> <valueHelp> <format>ipv4net</format> <description>IP address and prefix length</description> </valueHelp> <valueHelp> <format>ipv6net</format> <description>IPv6 address and prefix length</description> </valueHelp> <multi/> <constraint> <validator name="ip-prefix"/> </constraint> </properties> </leafNode> </children> </node> <leafNode name="listen-address"> <properties> <help>Addresses to listen for NTP queries</help> <valueHelp> <format>ipv4</format> <description>Network Time Protocol (NTP) IPv4 address</description> </valueHelp> <valueHelp> <format>ipv6</format> <description>Network Time Protocol (NTP) IPv6 address</description> </valueHelp> <multi/> <constraint> <validator name="ipv4-address"/> <validator name="ipv6-address"/> </constraint> </properties> </leafNode> </children> </node> </children> </node> </interfaceDefinition>