| 服务名称 | 端口号/协议 [别名] | 说明 |
| ftp-data | 20/tcp | FTP, data |
| ftp | 21/tcp | FTP. control |
| telnet | 23/tcp | |
| smtp | 25/tcp mail | Simple Mail Transfer Protocol |
| time | 37/tcp timserver | |
| time | 37/udp timserver | |
| domain | 53/tcp | Domain Name Server |
| domain | 53/udp | Domain Name Server |
| tftp | 69/udp | Trivial File Transfer |
| gopher | 70/tcp | |
| http | 80/tcp www www-http | World Wide Web |
| pop3 | 110/tcp | Post Office Protocol - Version 3 |
| nntp | 119/tcp usenet | Network News Transfer Protocol |
| netbios-ns | 137/tcp nbname | NETBIOS Name Service |
| netbios-ns | 137/udp nbname | NETBIOS Name Service |
| netbios-dgm | 138/udp nbdatagram | NETBIOS Datagram Service |
| netbios-ssn | 139/tcp nbsession | NETBIOS Session Service |
| imap | 143/tcp imap4 | Internet Message Access Protocol |
| snmp | 161/udp | SNMP |
| snmptrap | 162/udp snmp-trap | SNMP trap |
| irc | 194/tcp | Internet Relay Chat Protocol |
| ipx | 213/udp | IPX over IP |
| ldap | 389/tcp | Lightweight Directory Access Protocol |
| https | 443/tcp MCom | |
| https | 443/udp MCom | |
| uucp | 540/tcp uucpd | |
| ldaps | 636/tcp sldap | LDAP over TLS/SSL |
| doom | 666/tcp | Doom Id Software |
| doom | 666/udp | Doom Id Software |
| phone | 1167/udp | Conference calling |
| ms-sql-s | 1433/tcp | Microsoft-SQL-Server |
| ms-sql-s | 1433/udp | Microsoft-SQL-Server |
| ms-sql-m | 1434/tcp | Microsoft-SQL-Monitor |
| ms-sql-m | 1434/udp | Microsoft-SQL-Monitor |
| wins | 1512/tcp | Microsoft Windows Internet Name Service |
| wins | 1512/udp | Microsoft Windows Internet Name Service |
| l2tp | 1701/udp | Layer Two Tunneling Protocol |
| pptp | 1723/tcp | Point-to-point tunnelling protocol |
| radius | 1812/udp | RADIUS authentication protocol |
| radacct | 1813/udp | RADIUS accounting protocol |
| nfsd | 2049/udp nfs | NFS server |
| knetd | 2053/tcp | Kerberos de-multiplexor |
| admin | 5988/tcp | MuseMail Server IPC |
| webmail | 8080/tcp | Musemail Server HTTP Server |