SimpleUserAlert maybeSymmetricAlert;
public NodeIPDetector(Node node) {
this.node = node;
ipDetectorManager = new IPDetectorPluginManager(node, this);
ipDetector = new IPAddressDetector(SECONDS.toMillis(10), this);
invalidAddressOverrideAlert = new InvalidAddressOverrideUserAlert(node);
primaryIPUndetectedAlert = new IPUndetectedUserAlert(node);
portDetectors = new NodeIPPortDetector[0];
}