Patent ID: 7925732
Filing Date: 2011-04-12
Classification: G06F,H04L

Abstract:
1. A method for a Max Sessions Server (MSS) of a data communications network to keep a count of the sessions used at a given time by a group of users and to correct the count to compensate for abnormal disconnections of users belonging to the group, the method comprising: assigning a unique identification value (UIV) to each port of a network access server (NAS) of the data communications network; maintaining a master list having a plurality of entries, each entry containing at least (a) a UIV for a port associated with a logged in user and (b) respective group identification information for the logged in user; and responding to a new user's attempt to log in to the data communications network by checking to see if the UIV for the port associated with the new user is already included in an existing entry in the master list, and if the UIV is included, indicating an abnormal disconnection of a previously logged in user, then clearing the existing entry from the master list and adding a new entry to the master list, the new entry containing at least (a) the UIV for the port associated with the new user and (b) respective group identification information for the new user.