Milestone dates
The dates Cisco published, with Cisco's own wording under each milestone.
| Milestone | Date |
|---|---|
| End of saleCisco: End-of-Sale Date: HW | |
| Last ship dateCisco: Last Ship Date: HW | |
| End of hardware repairCisco: End of Routine Failure Analysis Date: HW | |
| End of new service contractsCisco: End of New Service Attachment Date: HW | |
| End of service contract renewalCisco: End of Service Contract Renewal Date: HW | |
| Last date of supportCisco: Last Date of Support: HW |
Affected part numbers
2 part numbers are covered.
| Part number | Description |
|---|---|
| QDD-2X100-SR4-S= | QSFP-DD Transceiver, 2X 100GBASE-SR4, MPO-24, 100m MMF |
| QDD-2X100-SR4-S | QSFP-DD Transceiver, 2X 100GBASE-SR4, MPO-24, 100m MMF |
Upgrade path
Cisco does not name a replacement part number in this announcement. Browse current Cisco products, or send your existing part numbers with a quote request and we will propose a new current model.
Source
Cisco: End-of-Sale and End-of-Life Announcement for the Cisco QDD-2X100-SR4-S 400G QSFP-DD Transceiver Module. Retrieved 25 October 2026. Manufacturers sometimes revise these dates; check the source for the exact part number you run.