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Cisco End-of-Life & End-of-Service Lookup & Planning

Browse all Cisco hardware families – routers, switches, wireless, security and more – with official End-of-Life (EOL), End-of-Sale (EOS) and End-of-Service-Life (EOSL) dates. Use this Cisco EOL database to plan refresh projects, avoid unsupported devices, and keep your network secure and compliant.

Tip: try isr4331 or a series such as ISR 4000.

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Cisco EOL / EOSL Database – Full List of End-of-Life Products

Search, browse, and plan lifecycle transitions across all Cisco product families.

Showing 8176–8190 of 32149 results
# Category Series Part Number Product Name EOL / EOS / EOSL
8176 Optical Access Network Cisco OptoStar II 4060120 Cisco OptoStar II 4060120 EOSL: 2022-07-31
8177 Optical Access Network Cisco OptoStar II 4060121 Cisco OptoStar II 4060121 EOSL: 2022-07-31
8178 Optical Access Network Cisco OptoStar II 4060122 Cisco OptoStar II 4060122 EOSL: 2022-07-31
8179 Optical Access Network Cisco OptoStar II 4060123 Cisco OptoStar II 4060123 EOSL: 2022-07-31
8180 Optical Access Network Cisco OptoStar II 4060124 Cisco OptoStar II 4060124 EOSL: 2022-07-31
8181 Optical Access Network Cisco OptoStar II 4060125 Cisco OptoStar II 4060125 EOSL: 2022-07-31
8182 Optical Access Network Cisco OptoStar II 4060126 Cisco OptoStar II 4060126 EOSL: 2022-07-31
8183 Optical Access Network Cisco OptoStar II 4060127 Cisco OptoStar II 4060127 EOSL: 2022-07-31
8184 Optical Access Network Cisco OptoStar II 4060128 Cisco OptoStar II 4060128 EOSL: 2022-07-31
8185 Optical Access Network Cisco OptoStar II 4060129 Cisco OptoStar II 4060129 EOSL: 2022-07-31
8186 Optical Access Network Cisco OptoStar II 4060130 Cisco OptoStar II 4060130 EOSL: 2022-07-31
8187 Optical Access Network Cisco OptoStar II 4060131 Cisco OptoStar II 4060131 EOSL: 2022-07-31
8188 Optical Access Network Cisco OptoStar II 4060132 Cisco OptoStar II 4060132 EOSL: 2022-07-31
8189 Optical Access Network Cisco OptoStar II 4060133 Cisco OptoStar II 4060133 EOSL: 2022-07-31
8190 Optical Access Network Cisco OptoStar II 4060134 Cisco OptoStar II 4060134 EOSL: 2022-07-31

Why Check Cisco EOL and EOSL Dates Regularly?

Tracking lifecycle milestones helps you maintain security, continuity, and predictable budgets across your Cisco infrastructure.

01

Security risks & patch coverage

Unsupported devices stop receiving firmware, bug fixes, and security updates. Regularly reviewing EOL/EOSL dates helps you retire or replace high-risk hardware before it becomes a security gap.

02

Maintenance & replacement planning

Knowing lifecycle milestones in advance lets you schedule hardware refresh without downtime, evaluate successor models, and coordinate maintenance windows with your operations team.

03

Budget & upgrade strategy

Align refresh cycles with finance plans instead of reacting to sudden failures. A clear EOL/EOSL roadmap helps you spread investments over time and avoid last-minute, unplanned replacement costs.

Cisco End-of-Life (EOL) & End-of-Service (EOS) Policy Overview

Layer23-Switch.com provides this summary based on the official End of Life (EOL) policy published by Cisco . The goal is to help users clearly understand lifecycle milestones, support timelines, and the transition process as products move toward EOL and End of Service Life (EOSL).

Milestone Description Typical Duration
End-of-Life (EOL) Announcement Cisco officially announces the product’s end-of-sale and end-of-support schedule. Replacement recommendations are often included in the notice. 0 Months (Announcement Date)
End-of-Sale (EOS) The last date to order the product from Cisco through authorized partners. After this date, it is no longer sold. ~6 Months after EOL Announcement
Last Ship Date The final date that Cisco ships the product to customers. Any pending orders must be fulfilled by this date. ~12 Months after EOL Announcement
End of SW Maintenance The last date Cisco releases software maintenance updates or patches (excluding critical security fixes). ~24 Months after EOL Announcement
End of Service Contract Renewal The final date customers can renew support or service contracts for the product. ~36 Months after EOL Announcement
Last Date of Support / EOSL Technical support and hardware repair services end. Cisco no longer provides software updates or TAC assistance. ~60 Months after EOL Announcement

Why Cisco EOL Policy Matters

Cisco ’s structured EOL process ensures long-term product stability and predictable lifecycle transitions. Customers can continue to receive support and software updates for years after the product’s end-of-sale date.

Planning for Replacement

To avoid service interruptions, review official EOL bulletins and migrate to newer models well before the EOSL date.