for the internet 19 are routed by the gateway 11 over the shared wan link 17 to an internet service provider isp 18 the isp 18 routes network traffic to and from the internet 19 it should be noted that fig1 is provided by way of example only in other embodiments of the present invention the networks attached to the control device 11 can be any networks known in the art including but not limited to lans wans the internet global communications networks wireless networks and or any other communications network according to one embodiment of the present invention client computer 13 can comprise any computing device known in the art e g desktop laptop pda mobile phone or any other device capable of network communication and can be connected to control device 11 in any manner known in the art e g by lan wireless network direct connection or other manner known in the art fig2 is a diagrammatic representation of one embodiment of the network access gateway 11 of fig1 illustrating one embodiment of a method for detecting aberrant network behavior client traffic e g data arriving on the lan interface 15 is received by the network processing subsystem 20 where control instructions 22 are applied the control instructions 22 may be derived in part or whole from the gateway configuration 25 the.