<!-- include start from interface/duid.xml.i --> <leafNode name="duid"> <properties> <help>DHCP unique identifier (DUID) to be sent by client</help> <valueHelp> <format>duid</format> <description>DHCP unique identifier</description> </valueHelp> <constraint> <regex>([0-9A-Fa-f]{2}:){0,127}([0-9A-Fa-f]{2})</regex> </constraint> <constraintErrorMessage>Invalid DUID, must be in the format h[[:h]...]</constraintErrorMessage> </properties> </leafNode> <!-- include end -->