Cisco Cisco Packet Data Interworking Function (PDIF)
Evolved Packet Data Gateway Overview
▀ How the ePDG Works
▄ ePDG Administration Guide, StarOS Release 18
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How the ePDG Works
This section describes the ePDG during session establishment and disconnection.
ePDG Session Establishment
The figure below shows an ePDG session establishment flow. The table that follows the figure describes each step in the
flow.
flow.