Lifecycle record
SF-F4KFXOS2-9-1-K9 EOL & EOSL Dates
Cisco Firepower Extensible Operating System v2.9.1
Lifecycle status
End of Support (EOL Completed)
SF-F4KFXOS2-9-1-K9 reached its last date of support on 2024-07-31. Cisco support services are no longer available for this model.
Last checked: 2026-06-16
EOL & EOSL Dates and Details
| End-of-Life Announcement (EOL) | 2021-01-08 |
|---|---|
| End of Sale (EOS) | 2021-07-09 |
| End of Service Life (EOSL) | 2024-07-31 |
| Manufacturer | Cisco |
| Category | Software |
| Product Series | Cisco Firepower eXtensible Operating System |
| Part Number | SF-F4KFXOS2-9-1-K9 |
| Model Number | SF-F4KFXOS2.9.1-K9 |
| Release Date | - |
| Replacement Part Number | N/A |
Lifecycle Timeline
Recorded lifecycle milestones in date order.
Additional Information
Support milestones and the official source recorded for this model.
| Last Ship Date: HW, License | 2021-10-07 |
|---|---|
| End Of New Service Attachment Date: HW | 2022-07-09 |
| End Of SW Maintenance Releases Date: HW | 2022-07-09 |
| End Of Service Contract Renewal Date: HW | 2023-10-05 |
| Last Date Of Support: HW | 2024-07-31 |
| Official EOL Notice | View Official EOL Documentation |
More Cisco Firepower eXtensible Operating System EOL Dates
| Part Number | Product Name | EOL Announcement | End of Sale |
|---|---|---|---|
| SF-F4KFXOS2-4-1-K9 | Cisco Firepower Extensible Operating System v2.4.1 - FPR4100 | 2019-10-31 | 2020-04-30 |
| SF-F4KFXS2-11-1-K9 | Cisco Firepower Extensible Operating System v2.11.1 | 2023-06-23 | 2023-12-22 |
| SF-F4KFXS2-12-1-K9 | Cisco Firepower Extensible Operating Sys v2.12.1 for FPR4100 | 2025-05-20 | 2025-11-18 |
| SF-F4KFXS2-12-2-K9 | Cisco Firepower Extensible Operating Sys v2.12.2 for FPR4100 | 2025-05-20 | 2025-11-18 |
| SF-F9K-FXOS2-0-K9 | Cisco Firepower Extensible Operating System v2.0 for FPR9300 | 2019-11-22 | 2020-05-22 |
| SF-F9K-FXOS2-1-K9 | Cisco Firepower Extensible Operating System v2.1 for FPR9300 | 2018-01-16 | 2018-07-17 |
| SF-F9KFXOS2-4-1-K9 | Cisco Firepower Extensible Operating System v2.4.1 - FPR9300 | 2019-10-31 | 2020-04-30 |
| SF-F9KFXOS2-9-1-K9 | Cisco Firepower Extensible Operating System v2.9.1 - FPR9300 | 2021-01-08 | 2021-07-09 |