Triple-Speed Ethernet Intel® FPGA IP User Guide

ID 683402
Date 11/25/2022

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Document Table of Contents PTP Frame over UDP/IPv4

Checksum calculation is optional for the UDP/IPv4 protocol. The 1588v2 Tx logic should set the checksum to zero.
Figure 41. PTP Frame over UDP/IPv4

Note to PTP Frame over UDP/IPv4 :

  1. For frames with VLAN or Stacked VLAN tag, add 4 or 8 octets offsets before the length/type field.