Patent ID: 7827292
Filing Date: 2010-11-02
Classification: H04L

Abstract:
1. A method practiced at a network interface unit (NIU) directly connected to at least one local area network (LAN), said NIU also being connected to a non-secure node of a second network, which second network is in packet communication with at least one access node of a secure virtual private network (VPN), the method comprising receiving data packets from at least one device on said at least one LAN, multiplexing said data packets into at least one packet data stream, modifying said at least one packet data stream in a security server in said NIU in accordance with a secure communications protocol by encrypting packets in said at least one packet data stream and encapsulating resulting encrypted packets, and providing network destination address information from a Domain Name System (DNS) server for at least selected ones of said at least one packet data stream.