| 摘要 |
<p>A method for enabling to release Packet Data network (PDN) connections, includes: when the subscription data of the user in Home Subscriber Server (HSS) changes, HSS notifies Mobility Management Entity (MME) to trigger releasing of PDN connections (201); MME requests Serving Gateway (GW) and PDN GW to delete all bearers connected to the PDN depending on the notice of the HSS (202); MME then requests the User Equipment (UE) to deactivate all bearers connected to the PDN (203). An apparatus and a system for enabling to release PDN connections are also provided by the present invention. The method, apparatus and system according to the present invention solves the problem that UE is unable to initiate the releasing process of PDN connections when subscription data of subscribers changes, in addition, solve the problem of rebuilding a Default Access Point Name (APN) connection when the Default APN of UE is deleted at the same time; and the change of the current system is small, system function is improved.</p> |
