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Die in interNet Services enthaltenen Komponenten belegen standardmäßig folgende Portnummern:
Port | Protokoll | Erläuterung | |
20 | tcp | FTP | File Transfer Protocol [Default Data] |
21 | tcp | FTP | File Transfer Protocol [Control] |
22 | tcp | SSH | Secure Shell |
23 | tcp | TELNET | TELNET |
25 | tcp | SMTP | Simple Mail Transfer Protocol |
53 | tcp/udp | DNS | Domain Name Server |
80 | tcp | HTTP | World Wide Web HTTP |
110 | tcp | POP3 | Post Office Protocol - Version 3 |
123 | udp | NTP | Network Time Protocol |
143 | tcp | IMAP | Internet Message Access Protocol |
443 | tcp | HTTPS | HTTP over TLS (Transport Layer Security) / SSL (Secure Sockets Layer) |
953 | tcp/udp | DNS | rndc-Tool (NAMED) |
1235 | tcp/udp | DNS | Domain Name Resolver |