<!-- included start from interface-source-validation.xml.i --> <leafNode name="source-validation"> <properties> <help>Source validation by reversed path (RFC3704)</help> <completionHelp> <list>strict loose disable</list> </completionHelp> <valueHelp> <format>strict</format> <description>Enable Strict Reverse Path Forwarding as defined in RFC3704</description> </valueHelp> <valueHelp> <format>loose</format> <description>Enable Loose Reverse Path Forwarding as defined in RFC3704</description> </valueHelp> <valueHelp> <format>disable</format> <description>No source validation</description> </valueHelp> <constraint> <regex>^(strict|loose|disable)$</regex> </constraint> </properties> </leafNode> <!-- included end -->