Πρωτόκολλο μεταφοράς ειδήσεων δικτύου(A member of the TCP/IP suite of protocols used to distribute network news messages to NNTP servers and clients (newsreaders) on the Internet. NNTP is designed so that news articles are stored on a server in a central database, thus enabling a user to select specific items to read)
απλό πρωτόκολλο διαχείρισης δικτύου(A network protocol used to manage TCP/IP networks. In Windows, the Simple Network Management Protocol (SNMP) service is used to provide status information about a host on a TCP/IP network)
απλό πρωτόκολλο χρονισμού δικτύου(A protocol used to synchronize clocks over the Internet. SNTP enables client computers to synchronize their clocks with a time server over the Internet)