常见的网络服务和对应端口
 

服务名称 端口号/协议 [别名] #注释
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 6000/tcp #Winmail Server Admin
webmail 6080/tcp #Winmail Server Webmail
man 9535/tcp #Remote Man Server