Here is a list of some common networking ports and their associated protocols:
- Port 21: FTP (File Transfer Protocol)
- Port 22: SSH (Secure Shell)
- Port 23: Telnet
- Port 25: SMTP (Simple Mail Transfer Protocol)
- Port 53: DNS (Domain Name System)
- Port 80: HTTP (Hypertext Transfer Protocol)
- Port 110: POP3 (Post Office Protocol version 3)
- Port 119: NNTP (Network News Transfer Protocol)
- Port 143: IMAP (Internet Mail Access Protocol)
- Port 443: HTTPS (HTTP Secure)
- Port 465: SMTPS (SMTP Secure)
- Port 587: SMTP (Simple Mail Transfer Protocol)
This is just a small sampling of the many different ports that are used for various networking protocols. Some other common ports include 3389 (Remote Desktop Protocol), 6379 (Redis), and 8080 (HTTP Alternate). It's important to note that some of these ports may be reserved for specific purposes and may not be available for use by other applications or services.