Article ID: 000089571 Content Type: Product Information & Documentation Last Reviewed: 03/13/2023

Is the Physical Hardware Clock (PHC) of 100GbE Intel® Ethernet Network Adapter E810 Set One per Interface or One per Port?

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Summary

PHC of 100GbE Intel® Ethernet Network Adapter E810 is set per device and all ports share the same PHC

Description
  • Unable to determine if PHC is set per interface or per port
  • Looking for adapter that supports hardware timestamping that does not require Precision Time Protocol (PTP)
Resolution

PHC for 100GbE Intel® Ethernet Network Adapter E810 is set per device and shared between all the ports. For more information about PTP and PHY timers, refer to the Intel® Ethernet Controller E810 Datasheet.