*`lan` - (Required) [integer] The LAN ID the NIC will sit on.
*`name` - (Optional) [string] The name of the LAN.
*`dhcp` - (Optional) [boolean]
*`ip` - (Optional) [string] IP assigned to the NIC.
*`firewall_active` - (Optional) [boolean] If this resource is set to true and is nested under a server resource firewall, with open SSH port, resource must be nested under the nic.