Knowledge base
Troubleshooting writeups
Step by step guides for the issues a service desk handles every day.
- HomeLab What My Own DNS Traffic Taught Me About Log Analysis
- HomeLab Building a Pi-hole and Unbound Recursive DNS Homelab
- HomeLab My monitoring dashboard failed silently and taught me a Docker networking lesson
- HomeLab I Captured My Own Network Traffic and Found Two Security Gaps
- Networking No internet on one workstation: Wi-Fi and Ethernet diagnosis
- Accounts Clearing cached credentials in Windows after a password change
- Performance Slow computer triage for Tier 1: a calm order of checks
- Security Offboarding a departing employee without breaking access
- Accounts New user onboarding: provisioning an account across AD and Microsoft 365
- Security Setting up multi factor authentication for a new user
- Connectivity Mapping a network drive that keeps dropping
- Hardware A practical checklist for printer problems
- Email Fixing common Outlook send and receive problems
- Connectivity Troubleshooting VPN connections for remote staff
- Accounts Why accounts lock out, and how to unlock them safely
- Accounts Resetting a user password in Active Directory and Microsoft 365