By a non-standard port, we simply mean a port whose number is higher than 1023. In this range also, several services are "standard." For example,

wins   1512/tcp # Microsoft Windows Internet Name Serviceradius 1812/udp # RADIUS authentication protocolyahoo  5010 # Yahoo! Messengerx11    6000-6063/tcp   # X Window System

Updated On: 12.07.04