Knowledge base category
Networking
9 practical guides in Networking.
How to Diagnose Packet Loss with mtr
Use mtr to investigate packet loss without misreading intermediate hops. Compare ICMP and TCP probes and collect useful evidence for hosting support.
NetworkingHow to Connect Two Servers Privately with WireGuard
Connect two servers with WireGuard and keep PostgreSQL on the tunnel. Verify peer traffic, private database access and denied public connections.
NetworkingEdge Computing for Web Apps: Cloudflare Workers vs Traditional Hosting
Edge computing for web apps in 2026: how Cloudflare Workers compares to traditional VPS hosting, when each wins, real cost numbers at different traffic levels, and a...
NetworkingAPI Security 101: Rate Limiting, Keys, and OAuth2 for Small Teams
API security for small teams in 2026: rate limiting strategies, API key best practices, when you actually need OAuth2, and a priority order for building it all out.
NetworkingHTTP/3 and QUIC Explained for Website Owners
HTTP/3 and QUIC in 2026: what changed from HTTP/2, real performance numbers, how to enable it on Cloudflare, Nginx, Caddy, LiteSpeed, and how to measure the impact on...
NetworkingIPv4 vs IPv6: The Real Difference and the Shift to IPv6
The Simplest breakdown of IPv4 exhaustion, the IPv6 transition, how address pricing works, and what it means for your server or application.
NetworkingHow DNS Resolution, Hierarchy and Caching Work
Follow DNS authority and resolver roles, understand records and cached answers and use scoped lookup templates without unsupported timing or security claims.
NetworkingUsing Nmcli to Set a Static IP (Replacing DHCP) on AlmaLinux (RHEL Based) – Recommended for control panel systems
If you have been managing servers for a while, you probably remember the days when control panels like cPanel and Plesk absolutely hated NetworkManager.
NetworkingHow to Check DNS Server IP Address in Linux
Learn how to check your DNS server IP address in Linux with simple commands. Troubleshoot your internet connectivity issues effectively.