Evolved Packet Core (EPC) is a core network architecture for mobile networks. It forms the backbone of modern 4G and 5G cellular networks, providing high-speed data services to users on their mobile devices. EPC enables efficient packet routing between access points in the radio access network and other parts of the core network such as IP Multimedia Subsystems (IMS). The main components of an EPC are: Mobility Management Entity (MME), Serving Gateway, PDN Gateway, Home Subscriber Server (HSS), Security Gateways and Policy Charging Rules Function( PCRF).
The MME plays a key role in managing user mobility across different wireless technologies like Wi-Fi or LTE by authenticating users when they move from one cell to another. It also handles session management tasks such as setting up dedicated bearers for voice calls or multimedia sessions over LTE connections. The Serving Gateway acts as an anchor point within the EPC that provides connectivity between multiple cells within a single service area while ensuring quality control measures like QoS rules are enforced at all times during data transmissions.
The PDN gateway is responsible for connecting user devices with external packet data networks like public internet so that they can send/receive packets from outside world without any interruption. It also performs security functions such as firewalling, deep packet inspection etc., which helps protect user’s privacy & device integrity against malicious attacks coming through public internet. Finally HSS stores subscriber related information including authentication details & subscription plans associated with each customer account along with policy charging rules set by operator which governs how much bandwidth/data usage should be allocated per subscriber depending upon their plan type & current load on system. All these components together provide robust infrastructure required to deliver reliable high speed broadband services over cellular systems using advanced technologies like VoLTE , HD Voice.
In conclusion, Evolved Packet Core has become essential part of modern telecommunications due its ability to efficiently route traffic among various nodes while enforcing stringent quality controls measures at same time thus making it possible for operators around globe offer ultrafast broadband services even under most demanding conditions.
Call (888) 765-8301 and speak with a Live Operator, or click the following link to Request a Quote