Cisco Cisco IOS Software Release 12.2(4)B

To determine the version of Cisco IOS software currently running on the Cisco 6400 NRP, log in to the 
NRP and enter the show version EXEC command:

Router> show version
Cisco Internetwork Operating System Software 
IOS (tm) C6400R Software (C6400R-G4P5-M), Version 12.2(4)B3

To determine the version of Cisco IOS software currently running on the Cisco 6400 NSP, log in to the 
NSP and enter the show version EXEC command:

Router> show version
Cisco Internetwork Operating System Software 
IOS (tm) C6400 Software (C6400S-WP-M), Version 12.2(4)B3

The output from these commands includes additional information, including processor revision 
numbers, memory amounts, hardware IDs, and partition information.

For information about upgrading software on the Cisco 6400, including upgrading a single- or dual-NRP 
system to a new software release, see the “Upgrading Software on the Cisco 6400” appendix in the Cisco 
6400 Software Setup Guide located at 
http://www.cisco.com/univercd/cc/td/doc/product/dsl_prod/6400/sw_setup/index.htm

For general information about upgrading to a new software release, see the product bulletin Cisco IOS 
Upgrade Ordering Instructions located at 
http://www.cisco.com/warp/public/cc/pd/iosw/prodlit/957_pp.htm

If you do not have an account on Cisco.com and want general information about upgrading to a new 
software release, see the product bulletin Cisco IOS Software Release 11.3 Upgrade Paths and 
Packaging Simplification (#703: 12/97) on Cisco.com at:

This product bulletin does not contain information specific to Cisco IOS Release 12.2(4)B3 but provides 
generic upgrade information that may apply to Cisco IOS Release 12.2(4)B3.

The Cisco IOS software is packaged in software images. Each image contains a specific set of Cisco IOS 
features.

 lists the features supported by the Cisco 6400 NRP images in this release. 

 lists the 

features supported by the Cisco 6400 NSP images in this release. These tables also include features 
supported by earlier releases.

This table might not be cumulative or list all the features in each image. You can find the most current 
Cisco IOS documentation on Cisco.com. These electronic documents may contain updates and 
modifications made after hard-copy documents were printed. For a list of the T-train features in this 
platform, refer to Feature Navigator. For more information about Feature Navigator, see the