N/A means not available, w N/S be3te2id ya3neh available bas mesh online.
ba3den it is easy to use, i dunno why you faced problems ya wa7adcool
ip scan detects the ips that are online(blue), and if they are on a lan with you, you can send them a message that you cannot make sure if wesel walla la2.
and i discovered a problem that the lan messenger is blocked by windows firewall.