ssh on toorun.devhttps://toorun.dev/tags/ssh/Recent content in ssh on toorun.devHugo -- gohugo.ioen-usWed, 02 Sep 2026 10:00:00 +0000Network Protocols Explained: TCP, UDP, DNS, HTTP, HTTPS, FTP, SSH, SCP, NTP, SMTP, POP3, IMAP, SNMP, MQTT and Morehttps://toorun.dev/posts/network-protocols-explained-tcp-udp-dns-http-https-ftp-ssh-scp-ntp-smtp-pop3-imap-snmp-mqtt/Wed, 02 Sep 2026 10:00:00 +0000https://toorun.dev/posts/network-protocols-explained-tcp-udp-dns-http-https-ftp-ssh-scp-ntp-smtp-pop3-imap-snmp-mqtt/Network Protocols Explained: TCP, UDP, DNS, HTTP, HTTPS, FTP, SSH, SCP, NTP, SMTP, POP3, IMAP, SNMP, MQTT and More Every application on a network eventually uses some combination of IP, TCP, or UDP. Above that sits the real application protocol: DNS, HTTP, SSH, FTP, SMTP, MQTT, and many more. If you understand the basic idea behind each protocol, it becomes much easier to design systems, debug network problems, and choose the right tool for the job.