sysadmin_handbook

Field notes and scripts from real Linux, Windows, and Networking troubleshooting

Each issue with following the format

Template:

# [Issue Title]
Date: YYYY-MM-DD  
OS: e.g. AlmaLinux 9, Windows 11, Ubuntu 22.04  
Environment: e.g. Homelab, Enterprise, VM  
Category: e.g. Networking, Authentication, Storage, Service, Hardware  

## Situation
What was the problem or alert? What were the symptoms?

## Task
What needed to be resolved or accomplished?

## Action
What steps did you take to diagnose and fix it?
# paste relevant commands here

## Result
What was the outcome? What did you learn?

Tags: linux networking bash authentication (etc)

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