ePDG Insights | Sumble

What is ePDG?

An evolved Packet Data Gateway (ePDG) is a security gateway that enables mobile devices to securely access an operator's core network when roaming on untrusted Wi-Fi networks. It provides secure connectivity and protects data in transit using IPsec tunnels.

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What other technologies are related to ePDG?

ePDG Complementary Technologies

SGW

Serving Gateway. Part of the 4G LTE core network, handles user plane traffic. An ePDG often works with SGW when interworking with 4G networks.

mentioned alongside ePDG in 15% (75) of relevant job posts

PGW

Packet Gateway. Part of the 4G LTE core network, provides connectivity to external networks. An ePDG often works with PGW when interworking with 4G networks.

mentioned alongside ePDG in 12% (89) of relevant job posts

PCRF

Policy and Charging Rules Function. Provides policy control for network resources. The ePDG may interact with PCRF to enforce policies for VoLTE and other services.

mentioned alongside ePDG in 7% (76) of relevant job posts