NEW Lead that has been dialed 1x

Can anyone tell me why it is that in the DB there are leads that have the status of NEW but looked to have been dialed once by VDAD? Nowhere in the manual! Please if someone could explain what this means.
VICIDIAL astGUIclient discussion forum
http://forum.eflo.net/VICIDIALforum/
http://forum.eflo.net/VICIDIALforum/viewtopic.php?f=4&t=5638