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PASSEDinfrastructure / high_density_wifi_saturation
High-Density Venue WiFi Saturation — Conference Event
A 500-person conference event overwhelms the venue WiFi infrastructure. The wireless controller reports channel utilization above 90% on all APs in the event hall. Client devices experience severe contention, with most unable to maintain stable connections.
Pattern
WIFI_INTERFERENCE
Severity
CRITICAL
Confidence
85%
Remediation
Remote Hands
Test Results
| Metric | Expected | Actual | Result |
|---|---|---|---|
| Pattern Recognition | WIFI_INTERFERENCE | WIFI_INTERFERENCE | |
| Severity Assessment | CRITICAL | CRITICAL | |
| Incident Correlation | Yes | 22 linked | |
| Cascade Escalation | N/A | No | |
| Remediation | — | Remote Hands — Corax contacts on-site support via call, email, or API |
Scenario Conditions
Convention hall with 8 APs (Aruba AP-535). Expected capacity: 200 clients. Actual: 500+ devices. 2.4GHz completely saturated. 5GHz channels at 90%+ utilization. Wireless controller load balancing overwhelmed. Band steering ineffective.
Injected Error Messages (2)
Wireless controller reporting critical capacity — event hall AP group at 95% airtime utilization, wireless controller load balancing failing, 500+ clients competing for 8 APs, client association rejections: 200/minute, channel utilization exceeding threshold on all radios
Event hall APs overwhelmed — wireless controller unable to balance load, CCI and ACI at critical levels, 2.4GHz completely unusable, 5GHz channels saturated, average client throughput: 0.5 Mbps (expected: 25 Mbps), 60% of clients unable to pass traffic
Neural Engine Root Cause Analysis
The Event Hall wireless controller is experiencing severe capacity overload with 500+ clients competing for only 8 access points, resulting in 95% airtime utilization and 200 client association rejections per minute. The load balancing mechanism has failed, likely due to inadequate AP coverage for the client density, causing channel saturation across all radios. This represents a classic capacity planning failure where infrastructure cannot handle the concurrent user load.
Remediation Plan
1. Immediately enable aggressive client rate limiting and band steering to reduce load 2. Activate additional APs if available in standby mode 3. Implement temporary client access controls to limit concurrent connections 4. Review and optimize channel assignments to reduce interference 5. Deploy additional access points to increase capacity 6. Implement proper load balancing configuration across all available APs 7. Establish capacity monitoring and alerting to prevent future occurrences
Tested: 2026-03-30Monitors: 2 | Incidents: 2Test ID: cmncjq9y203pjobqei7dt5yaj