"The BMC boots fine, but I lose network connectivity after 48 hours." Solution (New Sheet): On page 342 (RMII/RGMII Interface), the new datasheet adds a footnote: "MAC1 auto-negotiation should be disabled if PHY clock drift exceeds 50ppm." The old sheet omitted this.
The AST2500 is the workhorse 6th-gen BMC (Baseboard Management Controller). While the datasheet is over 1,500 pages, here is the takeaway most reviews miss: aspeed ast2500 datasheet new
The newer datasheets reclassify the following pins: "The BMC boots fine, but I lose network