The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 13, 2011
Filed:
Nov. 14, 2005
Eric Voit, Bethesda, MD (US);
Frank Brockners, Cologne, DE;
Huw Jones, Oxfordshire, GB;
Wojciech Dec, Amsterdam, NL;
Eric Voit, Bethesda, MD (US);
Frank Brockners, Cologne, DE;
Huw Jones, Oxfordshire, GB;
Wojciech Dec, Amsterdam, NL;
Cisco Technology, Inc., San Jose, CA (US);
Abstract
Techniques for inserting a network service in an Ethernet access network operated by an access service provider include sending routing data to customer premises equipment. The access network is between a physical layer link with customer premises equipment and a remote packet switched network. The routing data indicates a logical network address for an access gateway for access to the remote packet switched network, and a logical network address for an ancillary gateway for an ancillary service different from access to the remote packet-switched network. A data packet is received from customer premises equipment and it is determined whether a layer 2 destination address indicates the ancillary gateway. If so the data packet is directed to the ancillary gateway instead of the access gateway. Thus, the ancillary service is provided topologically closer to the customer premises equipment.