Network protocol processing for filtering packets
US7913294B1 · kind B1 · utility
38Cited by
81References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 24, 2003 |
| Grant date | Mar 22, 2011 |
| Priority date | — |
| Expiry date | Jan 17, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L61/2514
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Method and apparatus for network protocol filtering of a packet is described. An index to a table is obtained and stored to travel with the packet. The index is obtainable to access the table to obtain packet information. In particular, a method for inbound network address translation packet filtering and a method for outbound packet filtering are described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.