SmartNIC Clock Synchronization to OS Time Reference

Time-Stamping and Time Synchronization

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Intel® PAC
Napatech SmartNIC
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User Guide

Illustration

This figure shows 3 NT SmartNICs running OS time synchronization. All SmartNICs are synchronized individually to the OS time.
Note: Although only NT SmartNICs have been used in the example, this section also applies to the Intel® PAC with Intel® Arria® 10 GX FPGA running Napatech Link™ Capture Software.
3 NT SmartNICs running OS time synchronization. All SmartNICs are synchronized individually to the OS time.

ntservice.ini configuration

This ntservice.ini code line configures each of the NT SmartNICs #1, #2 and #3 for the setup in Illustration.

TimeSyncReferencePriority=OsTime