Pin-hole firewall for communicating data packets on a packet network
US8015294B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2007 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Mar 5, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L69/16
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A pin-hole firewall network communications device that includes a first port configured to communicate data packets over a packet network and a first counter module in communication with the first port. A pin-hole firewall module may be in communication with the first counter module. A call control module may be in communication with the first counter module and the pin-hole firewall function. A second counter module may be in communication with the pin-hole firewall function and the call control module. A second port may in communication with the second counter module and the packet network and be configured to communicate data packets over a second node segment of the packet network.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.