What are the common TCP ports?
John Savill
August 30, 1999
1 Min Read
A. Below is a list of the most common TCP ports.
Keyword | Port | Description |
---|---|---|
echo | 7 | Echo |
systat | 11 | Active Users |
qotd | 17 | Quote of the day |
msp | 18 | Message Send Protocol |
ftp-data | 20 | File Transfer (Data Channel) |
ftp | 21 | File Transfer (Control) |
telnet | 23 | Telnet |
smtp | 25 | Simple Mail Transfer |
name | 42 | TCP Nameserver |
bootps | 67 | Bootstrap Protocol Servre |
bootpc | 68 | Bootstrap Protocol Client |
tftp | 69 | Trival File Transfer |
gopher | 70 | Gopher |
finger | 79 | Finger |
www | 80 | World Wide Web |
kerberos | 88 | Kerberos |
pop3 | 110 | TCP post office |
nntp | 119 | USENET |
nfs | 2049 | Network File System |
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