| 摘要 |
A method, a device, and a system for initiating Packet Data Network (PDN) disconnection are provided, so as to achieve disconnection of one or more specific PDNs. The method includes that: a Foreign Agent (FA) or a Mobile Access Gateway (MAG) receives PDN disconnection information from an authenticator; and initiates Mobile Internet Protocol (MIP) deregistration to a PDN Gateway (PDN GW) corresponding to the PDN disconnection information. The device includes a receiving module and a transmitting module. The system includes an FA or an MAG, and an authenticator connected to the FA or the MAG in a communicable manner.
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