majorlinux
279c094afc
- New article: firewalld mail ports wiped after reload (IMAP + webmail outage) - New article: Plex 4K codec compatibility (Apple TV) - New article: mdadm RAID recovery after USB hub disconnect - Updated yt-dlp article - Updated all index files: SUMMARY.md, index.md, README.md, category indexes - Article count: 41 → 42 Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
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🔧 General Troubleshooting
Practical fixes for common Linux, networking, and application problems.
🖥️ GPU & AI
🌐 Networking & Web
- Apache Outage: Fail2ban Self-Ban + Missing iptables Rules
- Mail Client Stops Receiving: Fail2ban IMAP Self-Ban
- firewalld: Mail Ports Wiped After Reload
- ISP SNI Filtering & Caddy
- yt-dlp YouTube JS Challenge Fix
📦 Docker & Systems
- Docker & Caddy Recovery After Reboot (Fedora + SELinux)
- Gitea Actions Runner: Boot Race Condition Fix
- MajorWiki Setup & Publishing Pipeline