<leafNode name="address"> <properties> <help>IP address</help> <completionHelp> <list>dhcp dhcpv6</list> </completionHelp> <valueHelp> <format>ipv4net</format> <description>IPv4 address and prefix length</description> </valueHelp> <valueHelp> <format>ipv6net</format> <description>IPv6 address and prefix length</description> </valueHelp> <valueHelp> <format>dhcp</format> <description>Dynamic Host Configuration Protocol</description> </valueHelp> <valueHelp> <format>dhcpv6</format> <description>Dynamic Host Configuration Protocol for IPv6</description> </valueHelp> <constraint> <validator name="ip-cidr"/> <regex>(dhcp|dhcpv6)</regex> </constraint> <multi/> </properties> </leafNode>