20704417
Description
Flashcards by Jason Aherron, updated more than 1 year ago
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Created by Jason Aherron
about 4 years ago
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| Question | Answer |
| Telnet (Telecommunications Network) | -tcp/23 - login remote access -console access - in-the-clear communication -not the best for production systems |
| SSH (Secure Shell) | -tcp/22 -Encrypted Communication link -Similar to Telnet just encrypted |
| DNS (Domain Name System) | -udp/53 -Converts names to IP addresses -behind the scenes |
| SMTP (Simple Mail Transfer Protocol) | -tcp/25 -Server to server email transfer -Also used to send mail from a device to a mail server -commonly configured on mobile devices and email clients |
| SFTP (Secure File Transfer Protocol) | -tcp/22 -Uses SSH File transfer protocol -provides full file system functionality -encrypted obviously since its SSH |
| FTP (File Transfer Protocol) | -tcp/20 (Active Mode Data) -tcp/21 (Control) -not encrypted -transfers files between systems -Authenticates via Username and Password -full-featured functionality |
| TFTP (Trivial File Transfer Protocol) | -udp/69 -simple FTP application -no authentication -not used in production systems -no encryption |
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