Cisco Cisco IOS XE 3.5E

This release note describes the features, modifications, and caveats for the Cisco IOS XE 3.6.xE software 
on the Catalyst 4500E series switch with Supervisor Engine 7-E, 7L-E, and 8-E.

For the Supervisor Engine 8-E to support IOS XE 3.6.0E, the ROMMON version must be upgraded to 
15.1(1r)SG4. (Refer to 

Cisco IOS XE 3.6.0E is a feature rich new software feature release for IOS and IOS-XE based Catalyst 
Access Switching products (Cat4500E/X, 3850/3650, 3K-X, Cat2K and 2K/3K Compact switches) 
which brings new innovations for Converged Access in wired and wireless topologies, IT Simplicity, 
Application Experience, and Mobility. This release will provide long-lived extended maintenance with 
planned rebuilds. It will also have all the Govt. certifications for IOS-XE and currently shipping IOS 
platforms.

Cisco IOS XE 3.6.0E provides VSS support on Supervisor Engine 8-E with complete feature parity with 
Supervisor Engine 7-E.

Support for Cisco IOS XE Release 3.6.0E follows the standard Cisco Systems® support policy, available 
at

For more information on the Catalyst 4500E series switches, visit the following URL:

Although this release note and those for the Catalyst 4900M, Catalyst 4948E, Catalyst 4948E-F Series 
Switches, Catalyst 4500 Series Switches, and the Catalyst 4500-X Series Switches differ, each leverages 
the same Software Configuration Guide, Command Reference Guide, and System Message Guide.