Patent ID: 6999435
Filing Date: 2006-02-14
Classification: H04L,H04W

Abstract:
1. A method for performing mobility management in a communication network, said method comprising the steps of: establishing a connection between a mobile station and a first service node in the communication network; extending the established connection from the first service node to a terminal node in the communication network; upon an establishment of a tunneled Point-to-Point Protocol (PPP) connection between the mobile station and the terminal node via the first service node, assigning at the terminal node a unique address to the mobile station, said address associated with the mobile station and the tunneled PPP connection established between the mobile station and the terminal node via the first service node; and upon roaming of the mobile station connected to the first service node from the coverage area of the first service node to the coverage area of a second service node in the communication network, ensuring continuous connectivity between the mobile station and the terminal node by: terminating the tunneled PPP connection between the mobile station and the terminal node via the first service node, whereby performing mobility management for the mobile station in the communication network.