Patent ID: 7200126

Claim:
A method for serving a packet dormant handoff, comprising: determining with a mobile switching center whether a mobile station performs a dormant handoff into an area of a destination base station controller/packet controller function (BSC/PCF), the BSC/PCF including a base station controller (BSC) and a packet controller having a packet control function (PCF); and providing at least a location renewal message regarding the dormant handoff, the location renewal message being provided from the mobile switching center to an original BSC/PCF when the mobile station performs the dormant handoff, wherein an original packet data serving node (PDSN) withholds communication of a registration renewal message to the original BSC/PCF during a period beginning after the original BSC/PCF receives the location renewal message and ending when a communication link between the mobile station and the original PDSN is terminated.