On the last point, virtually all service offerings available today are not only opaquewhen it comes to providing quantifiable QoS but, when it comes to QoS providers, theyalso seem to run in the opposite direction of customer desires and interests. Typicalmesssages, including those from large, well-known service providers, have suchunabashed clauses as the following
đang được dịch, vui lòng đợi..