tcp/20, 21 - FTP, tcp/22 - SFTP, SSH, udp/69 - TFTP, tcp/23 - Telnet, tcp/25 - SMTP (plaintext), tcp/587 - SMTP (using TLS), udp/53 - DNS, udp/67, 68 - DHCP, tcp/80 - HTTP, tcp/443 - HTTPS, tcp/110 - POP3 (plaintext), tcp/995 - POP3 (using TLS), tcp/143 - IMAP4 (plaintext), tcp/993 - IMAP4 (using TLS), tcp/445 - SMB, udp/161 - SNMP (statistics), udp/162 - SNMP (traps), tcp/389 - LDAP, tcp/636 - LDAPS, tcp/3389 - RDP, tcp/514 - Syslog, tcp/123 - NTP, tcp/5060, 5061 - SIP, tcp/1433 - MS SQL Server, tcp/1521 - Oracle SQL *Net, tcp/3306 - MySQL,

N10-008 Network+ Port Numbers

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