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After rotating credentials, Nebula-Sync started failing with auth and teleporter errors. The replica needed webserver.api.app_sudo enabled, not just updated API keys in the env file.
Why I keep a local copy of my Proton Mail, how Proton Mail Bridge plus Apple Mail fits into that, and where Time Machine fits compared to exports and third-party tools.
Pi-hole logs showed IoT devices on the isolated VLAN hitting internal DNS anyway. The cause was RouterOS DHCP plus firewall rule order, not a single mis-ticked box.
Why I moved project management off Linear, how I deployed Plane on Proxmox, what broke along the way, and how I migrated 177 issues with a custom script.
SSH to the router worked from other VLANs but not from the same VLAN as the gateway. What I ruled out, what still does not have a clean root cause, and the workaround that kept management sane.
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