Cisco Cisco IOS Software Release 12.4(2)XB6

This URL is subject to change without notice. If it changes, point your web browser to 

follow this path:

Service & Support: Technical Documents: Cisco IOS Software: Release 12.4: Release Notes:  
Cross-Platform Release Notes (Cisco IOS Release 12.4 T)

There are no known limitations or restrictions.

Caveats describe unexpected behavior or defects in the Cisco IOS software releases. Severity 1 caveats 
are the most serious caveats, severity 2 caveats are less serious, and severity 3 caveats are the 
least serious of these three severity levels.

Caveats in Cisco IOS Release 12.4(11)T are also in Cisco IOS Release 12.4(11)XJ. For information on 
caveats in Cisco IOS Release 12.4(11)T, refer to the 

document. This document lists severity 1 and 2 caveats; the documents are located on 

Documentation CD.

If you have an account with 

, you can also use the Bug Toolkit to find select caveats of any 

severity. To reach the Bug Toolkit, log in to 

 and click Service & Support: Technical 

Assistance Center: Tool Index: Bug Toolkit. Another option is to go to 

This section contains the following caveat information:

There are no open caveats in this release.