Importance

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Abstract

The present invention proposes a method of performing an area update for a terminal equipment (4A, 4B) in a communication network (1, 2, 3, 5, 6), the communication network comprising at least two areas (5, 6) being defined within an access network, at least one of said areas being served by at least two core network elements (1-2, 2-3) of corresponding network element types, each of said at least two core network elements communicating with said access network defining said areas via a different interface (Iu, Gb), the method comprising the steps of: monitoring, at the terminal equipment side, via which of said at least two core network elements (1, 2) serving a currently visited area (5) the communication with the terminal equipment (4A) is effected, detecting, at the terminal equipment side, an area update condition for said terminal (4A, 4B), requesting, by said terminal equipment, an area update for said terminal equipment (4B), and wherein said terminal equipment (4B) sets an identifier in said area update request identifying the core network element via which the communication with the terminal equipment (4A) has previously been effected. Still further, the present invention proposes also an accordingly adapted terminal equipment.

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First Claim