How to Configure a Static IP Address with Netplan on Ubuntu 24.04
Ubuntu 24.04 LTS uses Netplan to manage network configuration. By default, servers use DHCP which can result in IP address...
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How to Set Up a DNS Server with Bind9 on Ubuntu 24.04
BIND9 is the most widely deployed DNS server software. This guide configures BIND9 as an authoritative DNS server and a...
How to Install and Configure Postfix Mail Server on Ubuntu 24.04
Postfix is a popular, high-performance Mail Transfer Agent (MTA) that routes and delivers email. This guide installs and configures Postfix...
How to Install and Configure Dovecot IMAP Server on Ubuntu 24.04
Dovecot is a secure, open-source IMAP and POP3 server that works alongside Postfix to deliver email to mail clients. This...
How to Configure DKIM, SPF and DMARC on Ubuntu 24.04
DKIM, SPF, and DMARC are email authentication standards that prevent spoofing and improve email deliverability. This guide configures all three...
How to Install Go 1.22 on Ubuntu 24.04
Go 1.22 introduces enhanced range-over-integer, improved standard library packages, and performance improvements. This guide installs the official Go 1.22 toolchain...
How to Install Rust on Ubuntu 24.04
Rust is a systems programming language focused on safety, speed, and concurrency without a garbage collector. This guide installs the...
How to Install Java 21 (OpenJDK) on Ubuntu 24.04
Java 21 LTS is the current Long-Term Support release of Java, featuring virtual threads (Project Loom), pattern matching, and record...
How to Install and Configure Traefik Reverse Proxy on Ubuntu 24.04
Traefik is a modern, cloud-native reverse proxy and load balancer that automatically discovers services and configures routing. It integrates natively...
How to Install Certbot and Manage Let’s Encrypt Certificates on Ubuntu 24.04
Let’s Encrypt provides free, automated SSL/TLS certificates via the ACME protocol. Certbot is the official Let’s Encrypt client. This guide...
How to Automate Backups with rsync and cron on Ubuntu 24.04
rsync is a fast, versatile file synchronisation tool that efficiently copies only changed files. Combined with cron, it provides automated,...
How to Install Prometheus and Grafana on Ubuntu 24.04
Prometheus is a powerful time-series monitoring system and Grafana is the leading visualisation dashboard. Together they form the most popular...
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