Ports and Protocols Flashcards
(54 cards)
What is File Transfer Protocol (FTP)?
Provides insecure file transfer
What ports does FTP use?
20 (data port), 21 (control port)
What is Secure File Transfer Protocol (SFTP)?
Provides secure file transfers
What ports does SFTP use?
Port 22
What is Telnet?
Provides insecure remote control of another machine using a text-based environment
What port does Telnet use?
Port 23
What is Simple Mail Transfer Protocol (SMTP)?
Provides the ability to send emails over the network
What port does SMTP use?
Port 25
What is Domain Name Service (DNS)?
Converts domain names to IP addresses, and IP to domain names
What port does DNS use?
Port 53
What is Dynamic Host Control Protocol (DHCP)?
Automatically provides network parameters to your clients, such as their assigned IP address, subnet mask, default gateway, and the DNS server they should use
What port does DHCP use?
Port 67, 68
What is Trivial File Transfer Protocol (TFTP)?
Used as a lightweight file transfer method for sending configuration files or network booting of an operating system
What port does TFTP use?
Port 69
What is Hypertext Transfer Protocol (HTTP)?
Used for insecure web browsing
What port does HTTP use?
Port 80
What is Post Office Protocol 3 (POP3)?
Used for receiving incoming emails
What port does POP3 use?
Port 110
What is Network Time Protocol (NTP)?
Used to keep accurate time for clients on a network
What port does NTP use?
Port 123
What is Network Basic Input / Output System (NetBIOS)
Used for file or print sharing on a Windows network
What port does NetBIOS use?
Port 139
What is Internet Mail Application Protocol (IMAP)?
A newer method of retrieving incoming emails which improves upon the older POP3
What port does IMAP use?
Port 143
