Tag: networking
All the articles with the tag "networking".
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Caddy Advanced: Automatic HTTPS, Plugins, and Config That Doesn't Make You Cry
Advanced Caddy server configuration: wildcard certs, Caddyfile matchers, Docker label integration, rate limiting, forward auth with Authelia, and the JSON API.
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The MTU Problem Nobody Diagnoses Correctly
MTU mismatches silently break large file transfers, backups, and video calls. Here's how to find and fix the wrong frame size on your network.
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VPN Kill Switch and DNS Leak Prevention: Paranoia, Justified
Set up a WireGuard VPN kill switch and prevent DNS leaks on Linux. Practical iptables rules, resolv.conf locking, and systemd-resolved config.
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Authentik vs Authelia: Single Sign-On for Your Home Lab (Without a PhD)
Authentik vs Authelia for self-hosted SSO — which one belongs in your home lab? We break down setup, features, and resource use so you can stop logging in like an animal.
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BGP in Your Home Lab: Dynamic Routing for People Who've Run Out of Static Routes
Run BGP in your home lab with FRRouting. Covers iBGP vs eBGP, FRR installation, basic BGP config, peering with OPNsense, route filtering, and when BGP is actually worth the complexity.
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Suricata vs Snort: Intrusion Detection for the Paranoid Home Lab Owner
Suricata vs Snort for home lab IDS/IPS: compare performance, rules, and setup. Includes Suricata installation, suricata.yaml config, EVE JSON logging, and OPNsense integration.
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DNS Troubleshooting from the Command Line
DNS broke again. Here's the exact command sequence to figure out what's happening without touching a GUI.
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Tailscale Deep Dive: Mesh VPN That Just Works (and Why That's Suspicious)
Go beyond tailscale up with ACL policies, exit nodes, subnet routers, and MagicDNS. Plus: self-host your own control plane with Headscale for full independence.
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nmap for Your Own Network: What You Should Be Scanning
nmap isn't just for pen testers. Learn what's actually worth scanning on your home network and what those open ports really mean.
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curl Flags Every Developer Should Know
Master the curl flags that'll save you hours debugging APIs, downloads, and web requests. From -X to --compressed, here's what actually matters.
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UFW Advanced: Rate Limiting, Logging, and Rules That Actually Make Sense
Go beyond ufw allow/deny: rate limiting with ufw limit, logging levels, before.rules for iptables, IPv6 handling, Docker bypass fixes, and fail2ban integration.
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Cloudflare Tunnels: The Zero-Port-Forward Guide to Exposing Your Services
Advanced Cloudflare Tunnel setup: multiple services, Docker Compose, Access policies, security hardening, and whether trusting Cloudflare is worth it.