<!-- include start from interface/interface-parameters-flowlabel.xml.i --> <leafNode name="flowlabel"> <properties> <help>Specifies the flow label to use in outgoing packets</help> <valueHelp> <format>0x0-0x0FFFFF</format> <description>Tunnel key, 'inherit' or hex value</description> </valueHelp> <constraint> <regex>^((0x){0,1}(0?[0-9A-Fa-f]{1,5})|inherit)$</regex> </constraint> <constraintErrorMessage>Must be 'inherit' or a number</constraintErrorMessage> </properties> </leafNode> <!-- include end -->