File Transfer Protocol - 20/21, Secure Shell & Secure File Transfer Protocol - 22, Telnet - 23, Simple Mail Transfer Protocol  - 25, Domain Name Service - 53, Dynamic Host Configuration Protocol - 67/68, Hypertext Transfer Protocol - 80, Post Office Protocol 3  - 110, Internet Mail Access Protocol  - 143, Simple Network Management Protocol - 161/162, Hypertext Transfer Protocol Secure SSL&TLS - 443, Server Message Block/Common Internet File System - 445, Remote Desktop Protocol - 3389, Trivial File Transfer Protocol - 69, Network Time Protocol - 123, Syslog - 514, Lightweight Directory Access Protocol - 636, Simple Mail Transfer Protocol TLS - 587, Post Office Protocol over SSL - 995, Internet Mail Access Protocol over SSL - 993, SQL Server - 1433, SQLnet  - 1521, MySQL - 3306, Session Initiation Protocol - 5060/5061,

CompTIA Net+ PORTS

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