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Cisco IOS XE Software Bundle and Packages Overview
The Cisco Catalyst 3850 Switch uses Cisco IOS XE Software. Cisco IOS XE Software is delivered as a bundle that
contains a set of packages. The Cisco IOS XE Software bundle uses this image name convention:
<platform_name>-<bundle_feature_set>.<key_ver>.<IOS-XE_version>.<IOS_image_version> .bin
Example: cat3k_caa-universalk9.SPA.03.02.00.SE.150-1.EX.bin
Explanation of bundle naming convention:
The name of the platform supported by the Cisco IOS XE Software bundle; caa represents
converged access architecture
The feature set provided by the Cisco IOS XE Software bundle
A three-character string indicating that the Cisco IOS XE Software bundle (or the packages it
contains, or both) is digitally signed
The bundle’s Cisco IOS XE Software release number
The Cisco IOS Software image version of the Cisco IOS Software package contained in the
bundle
The Cisco IOS XE Software bundle contains a set of packages and a provisioning file, called packages.conf, that
is created automatically during the install process.
The show version running EXEC command displays the current running package(s) version: