- Lab
-
Libraries: If you want this lab, consider one of these libraries.
- Cloud

Working with User and Group IDs
In this hands-on lab, we will practice working with user and group IDs. Understanding how user IDs function gives you the knowledge needed to prevent ID collisions with external authentication sources.

Lab Info
Table of Contents
-
Challenge
Determine the UID Scheme
- Run the following command:
cat /etc/passwd
- Determine the UID range for system users (
root
,chrony
, etc.). - Determine the UID range for standard users (
cloud_user
,jbillings
, etc.). - Determine the absolute highest UID value for the current users.
- Choose a higher value for where UIDs on a remote host should begin.
-
Challenge
Determine the GID Scheme
- Run the following command:
cat /etc/group
- Determine the highest GID value.
- Choose a higher value for where GIDs on a remote host should begin.
About the author
Real skill practice before real-world application
Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.
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On average, you retain 75% more of your learning if you take time to practice. Hands-on labs set you up for success to make those skills stick.