End-of-life
End-of-life dates & refurbished replacement paths
When a platform hits end-of-support, TAC, patches and SmartNet stop — but the migration doesn’t have to be to new. Each entry lists the verified vendor milestone dates and the tested, refurbished replacement that drops into its role.
Cisco · Switches
Cisco Catalyst 3850 end of life
End-of-sale and last-date-of-support milestones, plus the WS-C3850 → Catalyst 9300 migration mapping.
Read → Cisco · SwitchesCisco Catalyst 2960-X end of life
Milestone dates from the official bulletin and the WS-C2960X → Catalyst 9200 migration mapping.
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