allowing, by a computer network security manager device, other devices on the Internet to communicate with a plurality of devices connected to the computer network security manager device according to firewall rules;

receiving, by the computer network security manager device, an indication that a first wireless router to which the computer network security manager device is connected is out of service or no longer exists;

preventing, by the computer network security manager device in response to receiving the indication that the first wireless router to which the computer network security manager device is connected is out of service or no longer exists, the other devices on the Internet from being able to communicate with the plurality of devices;

maintaining, by the computer network security manager device, despite that the first wireless router is out of service or no longer exists, each network connection from the plurality of devices to the computer network security device manager in a manner that is unaffected by the first wireless router being down or no longer existing other than a temporary Internet service interruption;

connecting, by the computer network security manager device, to a second wireless router to replace the first wireless router that is out of service or no longer exists; and

providing, by the computer network security manager device via the connection to the second wireless router, Internet connectivity to the plurality of devices connected to the computer network security manager device without reconnection, reactivation, or reconfiguration of the plurality of devices to obtain the Internet connectivity.