Yes - built-in kvm and built-in UPS.
I had an old dell laptop that had a double-high pcmcia port and I inserted two xircom realport LAN cards and had a very nice router with three NICs and no dongles.
I had an old dell laptop that had a double-high pcmcia port and I inserted two xircom realport LAN cards and had a very nice router with three NICs and no dongles.
But these days there are often controls in place to cut off power if things look bad (battery getting too hot, mainly) so things are more likely to die on their own rather than setting fire to themselves and anything near-by.