Patent ID: 8274917
Filing Date: 2012-09-25
Classification: H04L

Abstract:
1. A method of recognition of users by assigned source port blocks comprising the steps of: a computer receiving data associated with a user session; a computer searching a mapping of source ports to Internet protocol addresses for one or more local area network Internet protocol addresses associated with a received wide area network Internet protocol address that were in use at a received date and time; responsive to finding one or more local area network Internet protocol addresses associated with the received wide area network Internet protocol address that was in use at the received date and time, a computer searching a list of assigned source ports for a match between a set of source ports associated with the found local area network Internet protocol addresses and a received source port; and responsive to finding a match between the set of source ports associated with the found local area network Internet protocol addresses and the received source port, a computer identifying a source host device that is assigned the matching local area network Internet protocol address.