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:
Jun. 07, 2011
Filed:
Sep. 08, 2006
Stewart F. Bryant, Merstham, GB;
Mike Shand, Cobham, GB;
Gargi Nalawade, San Jose, CA (US);
Robert Raszuk, Komorow, PL;
Keyur Patel, San Jose, CA (US);
David D. Ward, Los Gatos, CA (US);
Clarence Filsfils, Brussels, BE;
Stefano B. Previdi, Rome, IT;
Stewart F. Bryant, Merstham, GB;
Mike Shand, Cobham, GB;
Gargi Nalawade, San Jose, CA (US);
Robert Raszuk, Komorow, PL;
Keyur Patel, San Jose, CA (US);
David D. Ward, Los Gatos, CA (US);
Clarence Filsfils, Brussels, BE;
Stefano B. Previdi, Rome, IT;
Cisco Technology, Inc., San Jose, CA (US);
Abstract
An apparatus for providing reachability in a routing domain of a data communications network having as components nodes and links therebetween for a routing domain external destination address is provided. The apparatus is arranged to advertise destination address reachability internally to nodes in the routing domain and associate a reachability category with the internal advertisement of the destination address reachability.