PCEF (Policy and Charging Enforcement Function) in a mobile network
PCEF (Policy and Charging Enforcement Function) is a key network element that is responsible for enforcing the policy and charging decisions made by the PCRF (Policy and Charging Rules Function).
PCEF is typically integrated into the mobile network's gateway elements, such as the P-GW in 4G networks, or the UPF in 5G networks.
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5G Core Network Architecture
In this post, we will learn 5G Network Architecture. The control plane in 5G network includes the AMF, the SMF, the AUSF, the UDM, and the PCF. While the user plane includes the UPF. The control plane is not including those network functions only, there are another network functions in the control plane, that will be discussed later. In…
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Offline Charging vs. Online Charging in LTE
The type of charging in LTE mobile network, may be Offline Charging or Online Charging. The main difference between the two types, is whether the charging can affect the user data session in real time or not. Offline Charging can not affect the user data session in real time. While the online charging can affect…
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