Method and apparatus for voice over internet protocol telephony using a virtual private network
US7743411B2 · kind B2 · utility
5Cited by
0References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 14, 2005 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Apr 22, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L65/1056
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A system and method are disclosed for extending communications over the Internet by associating a telephone number with, for example a remote virtual private network (VPN) client IP address. A call can be received to the telephone number and an invite signal is provided to the remote VPN client utilizing the IP address. When the VPN client is able, a VPN can be established and the call can be routed to a phone associated with the remote VPN client IP address.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.