MACsec Intel® FPGA IP User Guide

ID 736108
Date 10/02/2023

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5.3.2. Packet Buffer

There are packet buffers in every port or stream that are used to store L2 packet before dispatching it to the Encryption/Decryption Framer/Deframer blocks.

If the packet is determined to be dropped after an SA lookup, the TVALID of the packet is suppressed.