One flash, one packet? (programming.dev)

submitted 1 week ago by emotional_soup_88@programming.dev to c/networking@sh.itjust.works

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I've always wondered whether network interfaces that have these flashing lights flash as a gimmick or do they actually indicate the flow of traffic? Perhaps one flash per packet in or out? I wish I could remember what my call up modem looked like to make a historical comparison too.

TL-SG105E

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[-] emotional_soup_88@programming.dev 1 points 1 week ago

I was leaning towards this conclusion too. I wonder where my modems went... Already looked in the cellar.

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this post was submitted on 25 Jan 2026

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