<!-- include start from pppoe-access-concentrator.xml.i --> <leafNode name="access-concentrator"> <properties> <help>Access concentrator name</help> <constraint> <regex>[a-zA-Z0-9]{1,100}</regex> </constraint> <constraintErrorMessage>Access-concentrator name must be alphanumerical only (max. 100 characters)</constraintErrorMessage> </properties> </leafNode> <!-- include end -->