Filtering data packets at a network gateway working as a service-based policy (sblp) enforcement point
US7554949B2 · kind B2 · utility
24Cited by
6References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 7, 2003 |
| Grant date | Jun 30, 2009 |
| Priority date | — |
| Expiry date | Jan 14, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W88/16
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method of filtering data packets at a network gateway is disdosed. The data packets have a header including a destination address and an extension header, and the method includes selectively blocking ones of the data packets where neither the destination address nor the extension header matches a predetermined criterion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.