D

Telecom NOC Simulator

You are the NOC engineer on shift: investigate alarms and KPIs, identify root cause, take action, verify recovery and document the incident.

Incidents handled: 0
Resolved: 0
Average score: 0%

Resolver Storm - DNS Failing Everywhere

intermediate

Name resolution is failing across the whole enterprise shortly after a morning change window. Your job: find what changed, fix it, prove recovery.

30m
network
DNS
Network Troubleshooting
Take the shift

OSS Platform Dark After Rollout

intermediate

The OSS platform - your monitoring and provisioning brain - went dark after a config rollout. Restore it and prove recovery.

30m
cloud
Kubernetes
Cloud Troubleshooting
Take the shift

Lagos 5G - Intermittent Packet Loss

advanced

5G customers in Lagos report intermittent packet loss during the evening peak. Radio KPIs are green - correlate transport, core and radio indicators to find the real cause.

35m
telecom
Telecom Troubleshooting
QoS
Take the shift

AMF Down - Failover Never Happened

advanced

The primary AMF crashed during patching and the backup never took over - a whole region cannot register. Restore service as the on-call core engineer.

35m
telecom
5G Core
NGAP
Take the shift