A plurality of tiers or levels of service can be defined by parameters including at least a maximum or peak bit...http://www.google.fr/patents/US6983327?utm_source=gb-gplus-shareBrevet US6983327 - System and method for providing statistics for flexible billing in a cable environment Recherche avanc???e dans les brevets Num???ro de publicationUS6983327 B2Type de publicationOctroi Num???ro de demand