Services Guide

Port	Service	Protocol
22	ssh (Secure Shell)	TCP
25	smtp (Simple Mail Transfer Protocol)	TCP
67	dhcp (Dynamic Host Resolution Protocol)	UDP
111	rpcbind (Portmapper)	TCP/UDP
135	msrpc (Microsoft Remote Procedure Call)	TCP
137	netbios-ns (NetBIOS Name Service)	UDP
139	netbios-ssn (NetBIOS Session Service)	TCP
161	snmp (Simple Network Management Protocol)	UDP
445	microsoft-ds (Microsoft Directory Services)	TCP
2049	nfs (Network File System)	TCP/UDP
5355	llmnr (Link-Local Multicast Name Resolution)	TCP/UDP
32771	rpcbind (Portmapper)	TCP/UDP