Cisco IOS 15.1S - Retirement Notification

The Cisco IOS 15.1S has been retired and is no longer supported.

• End-of-Sale Date: 2016-07-24

• End-of-Support Date: 2021-07-31

• Cisco's End-of-Life Policy

You can view a listing of available Networking Software (IOS & NX-OS) offerings that best meet your specific needs

If you want support information for the Cisco IOS 15.1S documentation, it may be available through Cisco.com Search or in the Cisco Community