HTTP, Telnet, IMAP CompTIA A+ Exam Objectives

In this video we cover section 2.1 of the CompTIA A+ 220-1201 Exam Objectives:

Compare and contrast Transmission Control Protocol (TCP) and User Datagram Protocol
(UDP) ports, protocols, and their purposes.
• Ports and protocols
− 20-21 – File Transfer Protocol (FTP)
− 22 – Secure Shell (SSH)
− 23 – Telnet
− 25 – Simple Mail Transfer
Protocol (SMTP)
− 53 – Domain Name System (DNS)
− 67/68 – Dynamic Host
Configuration Protocol (DHCP)
− 80 – Hypertext Transfer
Protocol (HTTP)
− 110 – Post Office Protocol 3 (POP3)
− 143 – Internet Mail Access
Protocol (IMAP)
− 137-139 Network Basic Input/
Output System (NetBIOS)/
NetBIOS over TCP/IP (NetBT)
− 389 – Lightweight Directory
Access Protocol (LDAP)
− 443 – Hypertext Transfer
Protocol Secure (HTTPS)
− 445 – Server Message Block (SMB)/
Common Internet File System (CIFS)
− 3389 – Remote Desktop
Protocol (RDP)
• TCP vs. UDP


Other port number video:

   • Memorize Port Numbers on CompTIA A+ Exam! ...  

Next video in the series:

   • Wireless Networking Technologies // CompTI...  

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   • CompTIA A+ 220-1201 Playlist Course  

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