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Our Chicago office lost internet for 6 hours because of a single mislabeled cable
IT guy at our HQ in Chicago pulled what he thought was a dead patch cable from the rack last Tuesday. Turned out it was the only link to our primary fiber provider. Whole building went dark at 10am and we didn't get back online until 4pm. Sales calls dropped, our VoIP phone system went silent, and the backup line we paid for never kicked in because the config pointed to the wrong VLAN. Anyone else had a failover setup that only works on paper? How do you actually test that thing without causing a real outage?
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thomas_roberts2mo ago
That mislabeled cable thing is just the universe reminding us that everything we trust is one sticky note away from disaster. Classic example: my buddy spent a whole weekend building a home network with redundant power supplies, then his kid unplugged the UPS to charge a tablet and the whole setup died. Or how every office has that one extension cord labeled "do not unplug" that someone unplugs for a vacuum cleaner every single time. People treat labels and backups like they're optional storytelling, not actual instructions. The real test is always the one nobody wants to run because it might break something. Sounds like Chicago found their broken thing the hard way.
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