The present invention provides an IP address assignment apparatus and method. A packet
data gateway receives a connection establishment request that is sent by a mobility …

A method, apparatus and communication system for registering address information of a
network anchor point to a network server are disclosed. A network apparatus, such as a …

(57) ABSTRACT A method, apparatus and communication system for regis tering address
information of a network anchor point to a network server are disclosed. A network …

A method, apparatus and communication system for registering address information of a
network anchor point to a network server, the method including receiving, by a packet data …

(57) ABSTRACT A method, a system, a network element, and a gateway for processing
access point name restriction information are disclosed. The method includes a second …

(30) Foreign Application Priority Data a mobility management entity and a radio side network
ele ment by a bearer modification, or informing a radio side Feb. 8, 2010 (CN) …

A method, a system, a network element, and a gateway for processing access point name
restriction information are disclosed. The method includes: a second mobility management …

Embodiments of the present invention provide a method, system and relevantapparatuses
for Supporting addressing by a user static Internet Protocol (IP) address in a Long Term …

A method for performing route optimization between two nodes in network based mobility
management, wherein each of the two nodes is associated with an access network via …

A communication network system having capability for IP mobility management selection.
The communication system includes a server, a network entity, and at least one mobile …