C2800nm Adventerprisek9 Mz 152 1 Link -

Upgrading to the 15.2 release train on a 2800 series router unlocks several advanced capabilities that were not available in the older 12.4 mainline images:

Router# show version | include IOS Cisco IOS Software, 2800 Software (C2800NM-ADVENTERPRISEK9-M), Version 15.2(1) c2800nm adventerprisek9 mz 152 1 link

Router# show flash: