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Session 3: 5G E2E User Plane Explained: TCP Data Flow Basics

Mohamed ELAdawi

Mohamed ELAdawi

— 1 min read
Session 3: 5G E2E User Plane Explained: TCP Data Flow Basics

Session 3 of the E2E User Plane and RAN Protocol series is now uploaded. This video provides a detailed look at the E2E User Plane and RAN protocols, focusing on TCP and its interaction with PDCP, the TCP handshake process, and various retransmission mechanisms.

Topics Covered:

  • User Plane Data TCP/UDP Overview
  • TCP Properties
  • TCP Handshake/Header Overview
  • Wireshark TCP Handshake/Header Analysis
  • TCP Segments and Sequence Numbers
  • TCP Segment Types
  • TCP Retransmission Time-Based (RTO)
  • Wireshark Analysis of Retransmission Time-Based (RTO)
  • TCP Fast Retransmission (Duplicate ACK)
  • TCP Fast Retransmission (Selective ACK)
  • Wireshark Analysis of TCP Fast Retransmission (Selective ACK)
  • PDCP vs. TCP (Out-of-Order Delivery)

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