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US 2009/0262736 A1Published application
User Equipment Detach With Multiple Packet Data Network Connectivity
AssigneeResearch In Motion Limited
InventorsXiaoming ZHAO, Wei WU
Life of this patent
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Abstract
A system is provided that includes a component configured to promote detachment of a user equipment (UE) from a plurality of packet data network (PDN) gateways by sending a message to each of the plurality of PDN gateways to which the UE has at least one active bearer. The message requests that at least one of the plurality of PDN gateways delete the at least one active bearer.
Claims19
A method for detaching a user equipment (UE) from a plurality of packet data network (PDN) gateways, comprising:
- sending a message to each of the plurality of PDN gateways to which the UE has at least one active bearer, the message requesting that at least one of the plurality of PDN gateways delete the at least one active bearer;
- and
- taking further steps in detaching the UE.
A system, comprising:
- a component configured to promote detachment of a user equipment (UE) from a plurality of packet data network (PDN) gateways by sending a message to each of the plurality of PDN gateways to which the UE has at least one active bearer, the message requesting that at least one of the plurality of PDN gateways delete the at least one active bearer.
Dependencies are inferred from the claim text.