What is EPC ?

EPC stands for Evolved Packet Core. Also It is called the core network of LTE.  the EPC is composed of following network elements: the Serving Gateway (Serving GW), the PDN Gateway (PDN GW), the MME, the HSS SGSN and PCRF. The EPC is connected to the external networks, which can include the IP Multimedia Core Network Subsystem (IMS).

Given below EPC nodes and their interfaces.

EPC (Evolved packet core) architecture

Leave a Reply

Your email address will not be published. Required fields are marked *

This site uses Akismet to reduce spam. Learn how your comment data is processed.