Datasheet

Release Notes for Cisco IOS Release 12.1E on the Catalyst 6500 and Cisco 7600 Supervisor Engine and MSFC

OL-2310-11

Contents

This publication consists of these sections:

• Chronological List of Releases, page 2

• Early Deployment Releases, page 5

• Memory Requirements and Recommendations, page 6

• Supported Hardware, page 8

• Unsupported Hardware, page 28

• Feature Sets, page 29

• Image Names and Sizes, page 51

• New Features, page 51

• Features Not Supported, page 109

• Limitations and Restrictions, page 110

• Caveats, page 119

• Troubleshooting, page 320

• System Software Upgrade Instructions, page 323

• Converting from Catalyst Software, page 323

• Documentation Updates, page 323

• Related Documentation, page 324

• Notices, page 327

• Obtaining Documentation and Submitting a Service Request, page 329

Chronological List of Releases

• 04 Mar 2008—Release 12.1(27b)E4

• 17 Aug 2007—Release 12.1(26)E9

• 10 Aug 2007—Release 12.1(27b)E3

• 12 Jun 2007—Release 12.1(27b)E2

• 22 Jan 2007—Release 12.1(26)E8

• 13 Oct 2006—Release 12.1(27b)E1

• 08 Jun 2006—Release 12.1(26)E7

• 02 Mar 2006—Release 12.1(27b)E

• 06 Feb 2006—Release 12.1(26)E6

• 05 Jan 2006—Release 12.1(26)E5

• 20 Oct 2005—Release 12.1(26)E4

• 09 Sep 2005—Release 12.1(13)E17

• 09 Sep 2005—Release 12.1(8b)E20

• 29 Aug 2005—Release 12.1(23)E4