Well-Known TCP Port Numbers

Well-Known TCP Port Numbers

Port     Description
1    TCP Port Service Multiplexer (TCPMUX)
5    Remote Job Entry (RJE)
7    ECHO
18    Message Send Protocol (MSP)
20    FTP -- Data
21    FTP -- Control
22    SSH Remote Login Protocol
23    Telnet
25    Simple Mail Transfer Protocol (SMTP)
29    MSG ICP
37    Time
42    Host Name Server (Nameserv)
43    WhoIs
49    Login Host Protocol (Login)
53    Domain Name System (DNS)
69    Trivial File Transfer Protocol (TFTP)
70    Gopher Services
79    Finger
80    HTTP
103    X.400 Standard
108    SNA Gateway Access Server
109    POP2
110    POP3
115    Simple File Transfer Protocol (SFTP)
118    SQL Services
119    Newsgroup (NNTP)
137    NetBIOS Name Service
139    NetBIOS Datagram Service
143    Interim Mail Access Protocol (IMAP)
150    NetBIOS Session Service
156    SQL Server
161    SNMP
179    Border Gateway Protocol (BGP)
190    Gateway Access Control Protocol (GACP)
194    Internet Relay Chat (IRC)
197    Directory Location Service (DLS)
389    Lightweight Directory Access Protocol (LDAP)
396    Novell Netware over IP
443    HTTPS
444    Simple Network Paging Protocol (SNPP)
445    Microsoft-DS
458    Apple QuickTime
546    DHCP Client
547    DHCP Server
563    SNEWS
569    MSN
1080    Socks