Lifecycle record
C4503-1S7ES-C EOL & EOSL Dates
Cisco 4503-E Chassis and Sup7-E + free EntServices
Lifecycle status
In EOSL Phase
C4503-1S7ES-C reached its last date of support on 2022-10-31. 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) | 2016-10-31 |
|---|---|
| End of Sale (EOS) | 2017-10-31 |
| End of Service Life (EOSL) | 2022-10-31 |
| Manufacturer | Cisco |
| Category | Switches |
| Product Series | Cisco Catalyst 4500 |
| Part Number | C4503-1S7ES-C |
| 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 | 2018-01-29 |
|---|---|
| End Of New Service Attachment Date: HW | 2018-10-31 |
| End Of SW Maintenance Releases Date: HW | 2018-10-31 |
| End Of Routine Failure Analysis Date: HW | 2018-10-31 |
| End Of Vulnerability/Security Support: HW | 2020-10-30 |
| End Of Service Contract Renewal Date: HW | 2022-01-29 |
| Official EOL Notice | View Official EOL Documentation |
| Additional Information | - For Cisco Catalyst 9400 information, please refer to Product Migration Options section |
More Cisco Catalyst 4500 EOL Dates
| Part Number | Product Name | EOL Announcement | End of Sale |
|---|---|---|---|
| C1-4500E-DNAA-T | Cisco ONE C4500E DNA Advantage Term Lic | 2023-03-07 | 2023-09-05 |
| C1-C4500E-DNAA-O | Cisco ONE C4500E DNA Advantage On-Going Innovation | 2023-03-07 | 2023-09-05 |
| C1-C4500E-DNAE-O | Cisco ONE C4500E DNA Essentials On-Going Innovation | 2023-03-07 | 2023-09-05 |
| C1-C4510RE-S796V | Cisco ONE 4510R+E Chassis, Two WS-X4748-RJ45V+E, Sup7-E | 2016-10-31 | 2017-10-31 |
| C1-X45-SUP9-E | Cisco Catalyst 4500 E-Series Supervisor 9-E | 2020-10-30 | 2021-10-30 |
| C1-X45-SUP9-E-2 | Cisco One Catalyst 4500 E-Series Redundant Supervisor 9-E | 2020-10-30 | 2021-10-30 |
| C4500E-3NR-7E-MGIG | Cisco SUP7E and MGIG upgrade for 3 slot chassis bundle (48 ports) | 2016-10-31 | 2017-10-31 |
| C4500E-3NR-7E-UPOE | Cisco Sup7-E and WS-X4748-UPOE+E Upgrade for 3 slot bundle | 2016-10-31 | 2017-10-31 |