SysAdmin

Building Your Own NAS: Security, Protection and Firewall

10 Mar 2026 [ Blog  SysAdmin  Linux  NAS  Security  ]

The final chapter of the NAS series covers practical security measures: automatic updates, SSH hardening, UFW firewall, and Fail2Ban intrusion prevention. Plus a full retrospective on the project with real performance numbers and cost breakdown.

Building Your Own NAS: Monitoring

09 Mar 2026 [ Blog  SysAdmin  Linux  NAS  Monitoring  ]

A NAS running unattended needs good monitoring. This part covers setting up comprehensive monitoring with email notifications, a full metrics stack (Telegraf + InfluxDB + Grafana), disk health monitoring, and RAID/ZFS alerting.

Building Your Own NAS: Configuring Services

08 Mar 2026 [ Blog  SysAdmin  Linux  NAS  ]

When discussing NAS solutions, most people think of “a box with disks that shares files.” In practice, a modern NAS is much more than that. This part covers configuring all key services: Samba, ownCloud, Nginx, and WireGuard VPN.

Building Your Own NAS: Custom Enclosure and Data Migration

07 Mar 2026 [ Blog  SysAdmin  Linux  NAS  ]

In this second part of the series, we tackle two major challenges: designing and 3D-printing a custom NAS enclosure, and migrating data from the original QNAP RAID to the new ZFS-based storage.

Building Your Own NAS: Hardware Selection and Operating System Choice

06 Mar 2026 [ Blog  SysAdmin  Linux  NAS  ]

Building your own network storage (NAS) doesn’t have to be expensive or complicated. In this first part of the series, I’ll show you how I built a compact, powerful, and sustainable storage solution with Docker, monitoring, and remote access using 3D printing.

How To Build Your NAS

06 Nov 2025 [ Blog  Kernel  SysAdmin  Linux  ]

Building your own network storage (NAS) doesn’t have to be expensive or complicated. Today, we’ll take a look at how to approach designing your own NAS case and also how to migrate data from the original storage to the new solution.

Command Line Tool for iRedMail (MySQL backend only)

13 Mar 2014 [ Blog  HowTos  Linux  Python  SysAdmin  ]

Hi,

if anyone is interested in  open source mail server solution iRedMail and use MySQL as backend should now use my small cli script. Script has limited functions but it’s perfect for things like importing new domains or creating many email accounts.

Script is opensource and use some functions from original iredadmin web management. So you need iredadmin installed, which is default option.

iRedMail CLI Tool on Github

HowTo use Grub rescue mode

07 Jun 2013 [ Blog  HowTos  Kernel  Linux  SysAdmin  ]

Sometimes when you upgrade or migrate your linux from one disk to another, boot should hang out on line  “grub rescue>“,

what now ?