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Update, yesterday I noticed all clients on the aruba switch lost connectivity, but poe remained up. I ventured into the server/network closet and found the switch case physically too hot to touch for more than a few seconds. Pretty sure the psu cooked itself to death on at least one of it's...

Climbing the stack in my home lab aka: Using some layer 7 OSI logic to diagnose potential issues: Layer 1, Physical; Network connectivity has been thoroughly investigated. Cables, transceivers, network cards, sfp+ ports all interchanged and working. Seems odd that pci-passthrough of a 10G card...

Bump, no one has any ideas? I am certainly open to posting some outputs from commands... And I am certainly open to term search ideas or following links to other forums posts.

Preface: I am not a linux/unix guru, but I can figure things out and googlefoo for the most part... I've only added the components of my network that are valid for this post. Configuration: *Server 00 2x Xeon E5-2678V3, 256GB ram, Intel 540-T2 10 GbE, Intel I350 2x 1GbE and onboard 540-T2 GbE...