Node status is represented by the icon with some specific color which is determined only based on the ICMP ping. We introduced new feature UnDP on Maps in current release NPM 10.6 which allows you to put some UnDP on the map and see it's status (color) based on some pre-defined thresholds. More info here:
NPM 10.6 RC2 IS HERE - UNDP ON MAPS, NEW OPENSTREET MAPS, NEW REPORTING