> $ cat /etc/hostname.switch0 > add em0 > up > > Here, em0 is the egress interface connected to the dedicated/bare-metal > machine provider's network. This provider's network is beyond my > control. As such, there might be a loop in the provider's network.
(Sorry, was meaning to respond but got busy) That's my suspicion, the network you're connected to, rather than your switch. Say, if you are still trying to use switch(4), there's a chance that this might help: https://marc.info/?l=openbsd-tech&m=152424475112610&w=2
