Lifecycle record
WS-X4992 EOL & EOSL Dates
Cisco Catalyst 4900M Fan tray
Lifecycle status
In EOSL Phase
WS-X4992 reached its last date of support on 2021-10-31. 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) | 2015-10-31 |
|---|---|
| End of Sale (EOS) | 2016-10-30 |
| End of Service Life (EOSL) | 2021-10-31 |
| Manufacturer | Cisco |
| Category | Switches |
| Product Series | Cisco Catalyst 4900M |
| Part Number | WS-X4992 |
| Release Date | - |
| Replacement Part Number | N/A |
| Replacement Product Name | Cisco Catalyst 4500X |
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 | 2017-01-28 |
|---|---|
| End Of New Service Attachment Date: HW | 2017-10-30 |
| End Of SW Maintenance Releases Date: HW | 2017-10-30 |
| End Of Routine Failure Analysis Date: HW | 2017-10-30 |
| End Of Vulnerability/Security Support: HW | 2019-10-30 |
| End Of Service Contract Renewal Date: HW | 2021-01-28 |
| Official EOL Notice | View Official EOL Documentation |
| Additional Information | - For Cisco Catalyst 9500 information, please refer to Product Migration Options section |
More Cisco Catalyst 4900M EOL Dates
| Part Number | Product Name | EOL Announcement | End of Sale |
|---|---|---|---|
| 4900M-BLK-CVR | Cisco Spare blank for port card slots | 2015-10-31 | 2016-10-30 |
| 4900M-PWR-CVR | Cisco Cat4900M Blank for Power Supply Slot | 2015-10-31 | 2016-10-30 |
| 4900M-X2-CVR | Cisco Spare X2 cover for 4900M | 2015-10-31 | 2016-10-30 |
| C4900M-BKT-KIT | Cisco C4900M rack mount kit | 2015-10-31 | 2016-10-30 |
| C4900M-BKTD-KIT | Cisco 4900M front and rear mount brackets | 2015-10-31 | 2016-10-30 |
| C4900M-BKTS-KIT | Cisco Front mount brackets for 4900M | 2015-10-31 | 2016-10-30 |
| PWR-C49M-1000AC | Cisco 4900M AC power supply, 1000 watts | 2015-10-31 | 2016-10-30 |
| PWR-C49M-1000AC-2 | Cisco Redundant AC PS for 4900M | 2015-10-31 | 2016-10-30 |