H-Tile Hard IP Ethernet Intel® FPGA IP User Guide: Stratix® 10 Devices

ID 683430
Date 4/09/2024
Public

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4.2.7.1. Statistic Counters Rollover Limitations

The statistic counters that filter the packets based on frame length may increment incorrectly when the MAC transmits or receives frames larger than 216 – 1 bytes with Enforce maximum frame size parameter is disabled.

To prevent incorrect statistic counts, limit the packet length for transmission to less or equal to 216 – 1 bytes and enable Enforce maximum frame size parameter. The Enforce maximum frame size feature truncates received frames that exceed 216 – 1 bytes.