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:
Jul. 17, 2012
Filed:
Mar. 30, 2009
Huaimo Chen, Bolton, MA (US);
Qianglin Quintin Zhao, Boxborough, MA (US);
Raveendra Torvi, Nashua, NH (US);
Hua Autumn Liu, Boxborough, MA (US);
Huaimo Chen, Bolton, MA (US);
Qianglin Quintin Zhao, Boxborough, MA (US);
Raveendra Torvi, Nashua, NH (US);
Hua Autumn Liu, Boxborough, MA (US);
Futurewei Technologies, Inc., Plano, TX (US);
Abstract
A network component comprising at least one processor configured to implement a method comprising receiving a packet, determining whether the packet comprises a topology label, and adding the topology label to the packet if the packet does not comprise the topology label. Included is a method comprising routing a plurality of packets corresponding to a plurality of forwarding equivalence classes (FECs) over a plurality of network topologies using a topology label and plurality of forwarding labels for each network topology. Also included is a network comprising a plurality of nodes in communication with each other and having a plurality of network topologies, wherein at least some of the nodes are configured to route data packets for a plurality of FECs along a path in each network topology using a topology label corresponding to each network topology and an inner label corresponding to each FEC.