Module 01 / TAC 3 ownership
Legacy & end-of-support estates
When the manufacturer
no longer carries the platform
Level 1
Your NOC
First response and case intake inside your operation.
Level 2
Your operations team
Field and platform operations, as today.
Level 3 — final escalation
OEM Support Solutions TAC 3
Senior multivendor engineering owns the case to fix, workaround or evidence-based RCA.
One contract across vendors · end-of-support platforms stay supported
- Coverage
- 24/7 or 8/5 by contract
- Restoration
- Targets agreed per severity
- OPEX
- Reduction up to 50%
OPEX basis: vs stacked OEM renewals on comparable scope



