VM "T2" has been successfully started. Waiting to connect over SSH... ssh: connect to host localhost port 4455: Connection refused ssh: connect to host localhost port 4455: Connection refused ssh: ...

Once I updated HA Supervisor from 2025.9.0 to first 2025.9.3 and then 2025.10.0, the whole system was put under pressure (CPU from normal < 10 % up to 70 %, system temperature, load 1m going up > 7 ...

If shutting off telnet access and insisting that all system-to-system connections use ssh isn’t enough to toughen your system’s hide, here’s another way to make your servers just a little more ...