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WS-C4506-S4-AP50

Catalyst 4500 Series —

EOSL — PAST
131 mo
past end of service life

Lifecycle position

now
availableend of saleservice
Available—
End of saleJul 2010
End of serviceJul 2015Cisco bulletin ↗
Last security firmwareSW maintenance ended 2011-07

Options from here

Third-party maintenance

Covered past the OEM cutoff by an independent maintainer.

Pre-stock spares

Modules and units still circulate on the secondary market.

Schedule migration

Carrying production traffic? Set the replacement window now, not mid-outage.

Run to failure

Low-criticality role — document the risk, harden backups, retire on your terms.

Other SKUs in 4500 Series

C4K-SLOT-CVR›C4K-UPLINK-CVR›WS-C4503›WS-C4503-E›WS-C4503-E-S2›WS-X4148-RJ›WS-C4503E-S6L-48V›4503-E›

WS-C4506-S4-AP50 — questions

Is the Cisco WS-C4506-S4-AP50 still supported?

No. Cisco's last date of support for WS-C4506-S4-AP50 was Jul 2015 (per the Cisco EOL bulletin) — it is past end of service life.

When did the WS-C4506-S4-AP50 reach end of sale?

WS-C4506-S4-AP50 reached end of sale Jul 2010, per the Cisco EOL bulletin.

What is the last date of support (EOSL) for the WS-C4506-S4-AP50?

Jul 2015 — per the Cisco EOL bulletin.

Can the WS-C4506-S4-AP50 be maintained after Cisco support ends?

After the last date of support, WS-C4506-S4-AP50 units can often be kept in production through third-party maintenance providers. Cisco no longer issues software fixes, support, or hardware replacement for it.