Here is my system for

netstat -a

Active Connections

Proto Local Address Foreign Address State
TCP piii550:epmap piii550:0 LISTENING
TCP piii550:microsoft-ds piii550:0 LISTENING
TCP piii550:1025 piii550:0 LISTENING
TCP piii550:1026 piii550:0 LISTENING
TCP piii550:netbios-ssn piii550:0 LISTENING
UDP piii550:microsoft-ds *:*
UDP piii550:netbios-ns *:*
UDP piii550:netbios-dgm *:*
UDP piii550:isakmp *:*
UDP piii550:4500 *:*
It is a clean system with NAV running, and it is connected to my laptop as a wireless print server.