Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7647426 | Method and apparatus for achieving Border Gateway Protocol convergence using alternate route information | Keyur Patel, Chandrashekhar Appanna | 2010-01-12 |
| 7639688 | Automatic protection of an SP infrastructure against exterior traffic | Clarence Filsfils, Stefano B. Previdi, David Delano Ward | 2009-12-29 |
| 7633874 | Soft notification messaging for a routing protocol | Gargi Nalawade, Keyur Patel, David Delano Ward | 2009-12-15 |
| 7602796 | Method and apparatus for border gateway protocol route management and routing policy modeling | David Delano Ward, Thomas Barron | 2009-10-13 |
| 7551551 | Fast reroute (FRR) protection at the edge of a RFC 2547 network | Clarence Filsfils, Stefano B. Previdi, David Delano Ward, Jean-Philippe Vasseur, Jim Guichard | 2009-06-23 |
| 7499459 | Partitioned routing information base | David Delano Ward, Paul A. Jensen | 2009-03-03 |
| 7496650 | Identifying and suppressing transient routing updates | Stefano B. Previdi, Clarence Filsfils, David Delano Ward | 2009-02-24 |
| 7477593 | Loop prevention techniques using encapsulation manipulation of IP/MPLS field | David Delano Ward, Clarence Filsfils | 2009-01-13 |
| 7461154 | Communication arrangement between virtual routers of a physical router | Rodolphe Figaro, David Delano Ward, Anca Zamfir | 2008-12-02 |
| 7415507 | Logical routers | David Delano Ward, George Suwala, Natarajan Shankar, Andrew Lunstad | 2008-08-19 |
| 7355983 | Technique for graceful shutdown of a routing protocol in a network | Muthurajah Sivabalan, David Delano Ward | 2008-04-08 |
| 7286468 | Routing system and method for synchronizing a routing system with peers after failover | David Delano Ward | 2007-10-23 |
| 7023808 | System and method for distributing route selection in an implementation of a routing protocol | David Alexander Ball, R. Bennett, Martin Hesketh, David Delano Ward | 2006-04-04 |