Patent 7283561 was granted and assigned to Level 3 Communications on October, 2007 by the United States Patent and Trademark Office.
In a wide area network arrangement composed of some number of secure local networks and an Internet service provider (ISP) back-bone, LAN hosts are able to indirectly access network routers, through an ISP quality of service (QoS) module, to request that information transmitted during certain specified sessions be given priority treatment by the network.