Patent ID: 6243379
Filing Date: 2001-06-05
Classification: H04L

Abstract:
A computer network for digital packet communication comprising:a first network having at least one first processor, each first processor having a first address;a second network having at least one second processor, each second processor having a second address; anda network module for coupling the first network and the second network, the network module comprising an outbound handler, an incoming handler, an IP translation table, an IP router, a plurality of wide area network interfaces connecting to a plurality of corresponding modems to form a plurality of links, wherein the outbound handler checking the IP translation table to select a link for an outbound packet by modifying destination IP address and destination port number of the outbound packet wherein the incoming handler checking the IP translation table for an incoming packet and either dropping the incoming packet if the incoming packet is not found in the IP translation table or modifying destination IP address and destination port number of the incoming packet if the incoming packet is found in the IP translation table.