1.
Overview
2.
Systest Repro Summary
2.1.
Overview
2.2.
Verification Logs
2.3.
Systest Lab Images
2.4.
Systest Topology
2.5.
Systest lab Repro
2.6.
RSI FA Unit2
3.
HW Engineering Summary
3.1.
HW FA #1 - Optics (ODVT) Testing for AEC on QFX5240
3.2.
HW FA #2 - Bad Batch Investigation
3.3.
HW FA #3 - Power
3.4.
HW FA #4 - Timing
3.5.
HW Debug Logs - Accton
3.5.1.
Accton Session - Dec/24/2025
4.
Log Collection
4.1.
QFX5240 Script
4.2.
Event-Options Config
4.3.
Server Logs - BF3 NIC
4.4.
Stress Testing
4.5.
Toggle Fan Speed
4.6.
Micro Flap Detection
4.7.
PRBS Test
4.8.
Voltage Margin Test
4.9.
APLL-DPLL Monitoring
4.10.
MOP - Data Collection
5.
Remediation and Root Cause
Light
Rust
Coal
Navy
Ayu
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HW Engineering Summary
This section tracks the hardware failure analysis workstreams and findings.