# networking.nix # Import the necessary modules { config, pkgs, ... }: { # Set the network interface configuration # networking.interfaces.eth0.useDHCP = true; networking.networkmanager.enable = true; # Open ports in the firewall. networking.firewall.allowedTCPPorts = [ 22 ]; # networking.firewall.allowedUDPPorts = [ ... ]; # Or disable the firewall altogether. # networking.firewall.enable = false; # Set the hostname networking.hostName = "nixos-mans"; }