Networking

Static IP Configuration

Step-by-step guide for setting up static IP addresses using Netplan and NetworkManager.

Networking

UFW in CloudStack

Solving the "NAT Blind Spot" and correctly whitelisting IPs behind a Virtual Router.

Security

Next.js RCE & Cryptojacking

Incident response for compromised servers.

Networking

VR DNS Troubleshooting

Deep-dive into CloudStack VR failures.

Storage

LVM Setup & UUID Mounting

Standard workflow for initializing new disks.

Storage

Merging /home into Root

Reclaim space by consolidating partitions.

Storage

LVM Import & Rename

Mounting snapshotted disks with conflicts.

Storage

LVM Expansion & Recovery

Recover system at 100% disk usage.

Database

MSSQL Resource Exhaustion

Resolving ulimit exhaustion for SQL.

Storage

Vim & FSTAB Configuration

Pro-method of importing UUIDs via Vim.

Networking

Extreme EXOS Cheatsheet

Essential commands for Port Management.

Storage

Hybrid Swap Expansion Guide

Addding Hybrid Swap File.

Networking

Static IP Configuration (CloudStack)

Comprehensive walkthrough for managing multiple Public IPs using Static NAT and Netplan.