This works because the main PHY chip has a side channel (i.e., extra pins) for a... | Hacker News

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jhallenworld on Oct 9, 2018 | parent | context | favorite | on: New Evidence of Hacked Supermicro Hardware Found i...

This works because the main PHY chip has a side channel (i.e., extra pins) for a connection to the BMC. There are not two PHYs for a single ethernet.

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