Please refer to the following document to check the operation of the sample design, and then check the differences (settings, etc.) between your design and the sample design.
AN647: Single-Port Triple Speed Ethernet and On-Board PHY Chip Reference Design
https://docs.altera.com/r/docs/683344/current/an-647-single-port-triple-speed-ethernet-and-on-board-phy-chip-reference-design/single-port-triple-speed-ethernet-and-on-board-phy-chip-reference-design
Sample designs can be downloaded from the Running the Reference Designs link.
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Category: IP (Other)
Tools: -
Device: Arria® V