Systems and methods for implementing protocol-aware network firewall
US8027251B2 · kind B2 · utility
12Cited by
29References
39Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 8, 2006 |
| Grant date | Sep 27, 2011 |
| Priority date | — |
| Expiry date | Mar 10, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L65/1104
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method may include receiving a first packet; determining, in a first processor, whether the first packet meets a criterion to be forwarded to a destination indicated in the first packet; receiving a second packet; determining whether the second packet is of a type for changing the criterion and sending the second packet to a second processor if the second packets is of the type for changing the criterion; receiving instructions, based on the second packet sent to the second processor, to change the criterion; and changing the criterion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.