Networking Software (IOS & NX-OS)

Cisco IOS Software Releases 12.0 T

NOTE: This product is no longer being sold and might not be supported. View the End-of-Life Notice to learn:
  • End-of-sale and end-of-life dates
  • What replacement products are available
  • Information about product support

Software Downloads, Release and General Information


Install and Upgrade


Maintain and Operate

Troubleshoot and Alerts

Product Literature
Review additional information about Cisco IOS Software Releases 12.0 T in Products & Services site area.