End of life
Cisco Switches · WS-C3850-24T-L · Catalyst 3850 copper and mGig Switches
All published support, including security fixes, has ended. The published end-of-support date was 2025-10-31 — 273 days ago.
Scope: hardware modelAs of 2026-08-01
Lifecycle timeline
- 2019-10-31 — End-of-Life Announcement · Classification change
- 2020-10-30 — End of Sale · End of sale
- 2021-10-30 — End of Software Maintenance · End of maintenance
- 2025-01-28 — End of Service Contract Renewal · End of service renewal
- 2025-10-31 — End of Vulnerability/Security Support · End of security fixes
- 2025-10-31 — Last Date of Support · Last date of support
Why this status?
“End of Vulnerability/Security Support” (end-of-security-fixes, 2025-10-31, confirmed) has passed — all support, including security fixes, has ended.
Switches releases still inside the support window
- IOS XE 17.15.x — support ends 2028-09-30
- IOS XE 17.12.x — support ends 2027-09-30
- IOS XE 17.9.x — support ends 2026-09-30
- NX-OS 10.7(x) — support ends 2031-02-28
Reported as still supported by the cited source. Cisco documents the upgrade path for your edition and contract — confirm there before planning change work.
Evidence
- Cisco EoX API Official · checked 2026-07-14
- Cisco End-of-Life policy Official · checked 2026-07-14
- Cisco End-of-Sale and End-of-Life index Official · checked 2026-07-14
- Cisco software lifecycle statements Official · checked 2026-07-14
- Cisco switches EOL listing Official · checked 2026-07-14
Keep going
- All Cisco Switches lifecycle dates· 190 tracked releases
- Cisco Switches security advisories· 7 tracked
- Free CVE email alerts for Cisco
Status derived deterministically from the published milestones. When a vendor does not publish a date, this page says so — it never guesses.