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:
Feb. 14, 2012
Filed:
Oct. 28, 2008
Guangyu Pei, Sammamish, WA (US);
Phillip A. Spagnolo, Auburn, WA (US);
Fred L. Temolin, North Bend, WA (US);
Guangyu Pei, Sammamish, WA (US);
Phillip A. Spagnolo, Auburn, WA (US);
Fred L. Temolin, North Bend, WA (US);
The Boeing Company, Chicago, IL (US);
Abstract
Some embodiments of the present invention provide an apparatus that provides routing services between a red network and a black network. The apparatus includes a red router within the red network, a black router within the black network, and an IP encryptor having a red side IPv4-only interface and a black side interface, with the red side interface operatively coupled to the red router and the black side interface operatively coupled to the black network. The apparatus is configured to provide unified IPv6/IPv4 OSPFv3 routing over IPv4-only interfaces using cross-layer extensions.