Cisco Cisco IOS Software Release 12.3(2)XF

© 2011 Cisco Systems, Inc. All rights reserved.

The release notes for Cisco IOS Release 12.3BC for the Cisco uBR10012 universal broadband routers 
describe the enhancements and caveats for all releases in the cable-specific, early deployment, 12.3BC 
release trains. Some of the most recent releases in 12.3BC include 12.3(17b)BCx-, 12.3(21a)BCx-, and 
12.3(23)BCx-based releases. 

These release notes are updated with each release in the train. For a list of the software caveats that apply 
to Cisco IOS Release 12.3(23)BC8, see the 

 and Caveats for Cisco IOS Release 12.3 T. Use these release notes in conjunction with the 

cross-platform Release Notes for Cisco IOS Release 12.3T located on 

 and the Documentation 

CD-ROM.

Use these release notes with Cross-Platform Release Notes for Cisco IOS Release 12.3 T located on 

.

Cisco recommends 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 describe the following topics: