Lifecycle record
C1-N55-LAN1K9 EOL & EOSL Dates
Cisco ONE Layer 3 License for Nexus 5500 Platform
Lifecycle status
End of Support (EOL Completed)
C1-N55-LAN1K9 reached its last date of support on 2026-05-31. 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) | 2020-05-05 |
|---|---|
| End of Sale (EOS) | 2021-05-05 |
| End of Service Life (EOSL) | 2026-05-31 |
| Manufacturer | Cisco |
| Category | Switches |
| Product Series | Cisco Nexus 5500 |
| Part Number | C1-N55-LAN1K9 |
| 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 | 2021-08-04 |
|---|---|
| End Of New Service Attachment Date: HW | 2022-05-05 |
| End Of SW Maintenance Releases Date: HW | 2022-05-05 |
| End Of Routine Failure Analysis Date: HW | 2022-05-05 |
| End Of Vulnerability/Security Support: HW | 2024-05-04 |
| End Of Service Contract Renewal Date: HW | 2025-08-03 |
| Last Date Of Support: HW | 2026-05-31 |
| Official EOL Notice | View Official EOL Documentation |
More Cisco Nexus 5500 EOL Dates
| Part Number | Product Name | EOL Announcement | End of Sale |
|---|---|---|---|
| C1-N55-8P-SSK9 | Cisco ONE Nexus 5500 Storage License, 8 Ports | 2018-05-05 | 2019-05-05 |
| C1-N55-BAS1K9 | Cisco ONE Layer 3 Base License for Nexus 5500 Platform | 2018-05-05 | 2019-05-05 |
| C1-N55-SERVICES1K9 | Cisco Nexus 5500 Network Services (includes ITD, RISE) | 2018-05-05 | 2019-05-05 |
| C1-N55-VMFEXK9 | Cisco ONE Nexus 5500 series VM-FEX license | 2018-05-05 | 2019-05-05 |
| C1-N5548-EL2-K9 | Cisco ONE Nexus 5548 Enhanced Layer 2 License | 2018-05-05 | 2019-05-05 |
| C1-N5548-EXP | Cisco C1 N5548 EXPANSIONS | 2020-05-05 | 2021-05-05 |
| C1-N5548-FNPV-K9 | Cisco ONE Nexus 5548 FCoE NPV License | 2018-05-05 | 2019-05-05 |
| C1-N5548-OPT | CISCO ONE N5548 OPTIONS | 2020-05-05 | 2021-05-05 |