Common TCP/IP Ports


Port Description
20 FTP - data
21 FTP - control
22 SSH
23 Telnet
25 SMTP
53 DNS
67 DHCP
68 DHCP
69 TFTP
80 HTTP
110 POP3
123 NTP
161 SNMP
220 IMAP
366 SMTP
389 LDAP
443 HTTPS
993 IMAP4 SSL
995 POP3 SSL
1433 MS SQLServer
3389 RDP
5432 PostgreSQL

Tags:  ab  networking

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