ISE 3.4 Migration: Planning

Current Environment

Component Value

Version

3.2.0.542

Patches

Patch 3, Patch 6

Hardware

SNS-3755-K9 (enterprise-class)

Deployment

Distributed (PAN/MNT/PSN)

Node Count

6+ nodes

Upgrade Path

Recommended Path

3.2.0.542 P6 → 3.3.x (latest patch) → 3.4.x (optional)

Considerations

  • Direct upgrade from 3.2 to 3.4 may be supported - verify release notes

  • 3.3 as stepping stone provides safer upgrade path

  • Test in lab first - use domus home lab ISE 3.5 for validation

Dependencies

  • Maintenance window approval

  • Change control (CR) submission

  • Backup verification

  • Lab testing completion

Timeline (Proposed)

Phase Target

Lab Testing

2 weeks

CR Submission

1 week

Maintenance Window

TBD (weekend preferred)

Post-Upgrade Monitoring

1 week