20 (TCP) - File Transfer Protocol (FTP) - Data, 21 (TCP) - File Transfer Protocol (FTP) - Command/Control, 22 (TCP) - Secure Shell (SSH) or Secure File Transfer Protocol (SFTP), 23 (TCP) - Telnet, 25 (TCP) - Simple Mail Transfer Protocol (SMTP), 53 (TCP/UDP) - Domain Name System (DNS), 67 (UDP) - BOOTP/DHCP Server, 68 (UDP) - BOOTP/DHCP Client, 69 (UDP) - Trivial File Transfer Protocol (TFTP), 80 (TCP) - Hypertext Transfer Protocol (HTTP), 443 (TCP) - HTTP-Secure (HTTPS) using SSL/TLS, 110 (TCP) - Post Office Protocol v3 (POP3), 123 (UDP) - Network Time Protocol (NTP) or Simple NTP, 143 (TCP) - Internet Message Access Protocol (IMAP), 161 (UDP) - Simple Network Management Protocol (SNMP), 162 (UDP) - SNMP - Trap, 389 (TCP/UDP) - Lightweight Directory Access Protocol (LDAP), 445 (TCP) - Server Message Block (SMB) over TCP/IP, 514 (UDP) - Syslog, 587 (TCP) - SMTP-Secure (SMTPS) using TLS, 636 (TCP) - LDAP-Secure (LDAPS) over SSL, 993 (TCP) - IMAP-Secure (IMAPS) over SSL, 995 (TCP) - POP3-Secure (POP3S) over SSL, 1433 (TCP) - MS SQL Server, 1521 (TCP) - Oracle SQL*Net, 3306 (TCP) - MySQL or MariaDB, 3389 (TCP) - Remote Desktop Protocol (RDP), 5060 & 5061 (TCP/UDP) - Session Initiation Protocol (SIP) & SIP-Secure (SIPS) over TLS, 5004 & 5005 (UDP) - Real-Time Transport Protocol (RTP) & RTP Control Protocol (RTCP), 546 (UDP) & 547 (TCP) - DHCPv6 Client & DHCPv6 Server,

Network+ Ports & Protocols (N10-008)

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