Traditional Stack Troubleshooting
- Problems commonly diagnosed with stack formation
The most common reason for an unsuccessful stack build is a hardware configuration mismatch, a software configuration mismatch, or a combination of both. - Background problem diagnosis
- Troubleshooting an unsuccessful stack build
- Troubleshooting secure-setup
- Troubleshooting unit replacement issues
- Checking hardware after an upgrade failure
You can perform a few basic checks if you suspect a hardware failure. - Troubleshooting image copy issues
- Configuration, startup configuration files, and stacking flash
- Stacking unit role transition considerations
- Port down and aging