Skip to content
Skip to search
Skip to footer
Cisco.com Worldwide
Products and Services
Solutions
Support
Learn
Explore Cisco
How to Buy
Partners Home
Partner Program
Support
Tools
Find a Cisco Partner
Meet our Partners
Become a Cisco Partner
Support
Product Support
Switches
Cisco Catalyst 4500-X Series Switches
Release Notes
Some links below may open a new browser window to display the document you selected.
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.10.xE
15/Jul/2019
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.9.xE
23/Nov/2017
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.8.xE
07/Apr/2020
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.7.xE
25/May/2016
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.6.xE
31/May/2019
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.5.xE
03/Jul/2014
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.4.xSG
03/Dec/2017
Release Notes for the Catalyst 4500-X Series Switches, Cisco IOS XE 3.3.xSG
01/Jul/2014
Release Notes for the Cisco Catalyst 4500-X Series Switch, Cisco IOS XE 3.11.xE
11/Dec/2024
Updated
Support Documentation
All Support Documentation for this Series