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Networking Software (IOS & NX-OS)

End-of-Sale and End-of-Life Products

Hierarchical Navigation

Only the linked items below are End-of-Sale or End-of-Life products. Click on the product link to find more information.

Please see the End-of-Life Policy for more details.


Cisco IOS Software Releases 12.4 T

Cisco IOS Software Release 12.4(22)T

Cisco IOS Software Release 12.4(20)T

Cisco IOS Software Release 12.4(15)T

Cisco IOS Software Release 12.4(11)T

Cisco IOS Software Release 12.4(9)T

Cisco IOS Software Release 12.4(6)T

Cisco IOS Software Release 12.4(4)T

Cisco IOS Software Release 12.4(2)T


Cisco IOS Software Releases 12.3 Mainline


Cisco IOS Software Releases 12.3 T


Cisco IOS Software Releases 12.2 Mainline


Cisco IOS Software Releases 12.2 T


Cisco IOS Software Releases 12.2 S


Cisco IOS Software Releases 12.1 Mainline


Cisco IOS Software Releases 12.1 T


Cisco IOS Software Releases 12.1 Special and Early Deployments


Cisco IOS Software Releases 12.0 Mainline


Cisco IOS Software Releases 12.0 T


Cisco IOS Software Releases 12.0 Special and Early Deployments


Cisco IOS Software Releases 11.3


Cisco IOS Software Releases 11.2


Cisco IOS Software Releases 11.1


Cisco IOS Software Releases 11.0


Cisco IOS Software Releases 12.2 SE

Cisco IOS Software Release 12.2(25)SEF


Cisco IOS XR Software (End-of-Sale)