LabEx

Changelog

Records of newly added courses and revised Labs

Aug 23, 2026

1 revision

Command History

  • 1Corrected the command for displaying the last three history entries.
  • 2Clarified how to execute commands recalled with bang-bang in the lab shell.

Aug 21, 2026

2 revisions

Linux nl Command: Line Numbering

  • 1Replaced command-history checks with reliable validation of saved nl output.

Install Configure and Analyze Network Traffic with Wireshark

  • 1Restricted Wireshark packet capture to authorized group members using Linux capabilities instead of setuid root.

Aug 20, 2026

1 revision

Redis Pub/Sub Messaging

  • 1Fixed command verification while Redis Pub/Sub terminal sessions remain open.

Aug 19, 2026

2 revisions

Linux head Command: File Beginning Display

  • 1Allowed equivalent spacing in the line-count and pipe command verifications.
  • 2Aligned step wording and verification structure with the guided-lab format.

Using Netcat for Simple Network Communication

  • 1Corrected Step 4 completion checks to require executable encryption scripts with matching localhost port commands.

Aug 15, 2026

2 revisions

How to monitor real-time changes in a Linux log file with 'tail'

  • 1Added reliable practice logs and corrected completion checks for all tail exercises.

DAY 10: The Script Artisan

  • 1Aligned Step 4 verification with the published log-copy requirements.

Aug 13, 2026

2 revisions

Kubernetes in Practice

COURSENEW

Move beyond Kubernetes basics in a ready-to-use v1.35.5 cluster. Guided labs and focused challenges teach practical troubleshooting, workload selection, application configuration, health checks, Ingress, persistent storage, network policies, autoscaling, scheduling, and RBAC.

Intermediate17 labskubernetesdevops

Troubleshoot Kubernetes Pods and Containers

NEW
  • 1Marked Lab as first published.