Cisco Cisco IOS Software Release 12.4(2)XB6 Release Notes

© 2008 Cisco Systems, Inc. All rights reserved.

See the 

 for important information for Cisco IOS 

Release 12.4(6)XT.

These release notes support Cisco IOS Release 12.4(6)XT. They are updated to describe new memory 
requirements, hardware support, software platform deferrals, and related documents. 

We recommend that you view the field notices for this release to see if your software or hardware 
platforms are affected. If you have an account on Cisco.com, you can find field notices at 

. If you do not have a Cisco.com login 

account, you can find field notices at 

These release notes contain the following sections: