5G Protocol Testing & Log Analysis · Pro

NAS PDU Session Establishment trace: PFCP, N4, GTP tunnel creation

Establishing a Data Session

After registration, the UE requests a PDU Session to get data connectivity. The UE sends a PDU Session Establishment Request specifying the session type (IPv4, IPv6, or IPv4v6) and the requested DNN (Data Network Name) — similar to an APN in LTE.

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