Cisco Cisco IOS Software Release 12.4(2)XB6

© 2006 Cisco Systems, Inc. All rights reserved.

These release notes describe new features and significant software components for the Cisco 3700 series 
routers that support the Cisco IOS Release 12.4(2)XA releases. These release notes are updated as 
needed to describe new memory requirements, new features, new hardware support, software platform 
deferrals, microcode or modem code changes, related document changes, and any other important 
changes. Use these release notes with the 

located on 

 and the Documentation CD.

For a list of the software caveats that apply to Release 12.4(2)XA, see the 

and 

. The online caveats document is updated for every 

maintenance release and is located on 

and the Documentation CD.