McClure, Qualey & Rodack, LLP
System for bearer binding and event reporting function relocation and method thereof
The present invention discloses a method for a bearer binding and event report function relocation so as to implement deferred linking of the policy and charging control session in the roaming scenario. The present invention implements the deferred linking of the policy and charging control session in roaming scenarios of home roaming and local breakout by establishing a new subsession of the S9 session between a visited PCRF and a home PCRF in a process of the BBERF relocation, and linking the new subsession of the S9 session to the Gxx session established between the destination BBERF and the visited PCRF and the corresponding Gx session.
ZTE CORPORATION
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Zaifeng Xiaoyun
Zong Zhou