VPN through the router. Dominion, in the Maricopa instance, has LAN access once they get through the VPN. They would then use access to the firewall to set up defenses against the good guys shutting them down like 2016.
If Dominion felt a takedown was possible through a LE or medical segment, well, you know. If Dominion can do it /did it, current geeks running the audit can, too.
Pennzoil is shitting his pants because he's in on the scheme to sign off on state network access to a foreign company in order to steal an election.