Time-Stamping and Time Synchronization

Intel® PAC
Napatech SmartNIC
User Guide


The NT80E3-2-PTP SmartNIC has 3 time synchronization connectors (Ext1, Int1 and Int2) that can be configured separately for input or output (see Configuring the Time Synchronization Connectors and the Time Synchronization Time and Frequency Reference Priorities). In addition the SmartNIC has two internal time synchronization connectors (Int3 and Int4) that are not supported. This figure shows an NT80E3-2-PTP SmartNIC and the location of its time synchronization connectors.

Time synchronization connectors for NT80E3-2-PTP

The external time synchronization connector contains a robust SMA connector, which ensures a more secure interface connection.