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
Wireless
Cisco Catalyst 9800 Series Wireless Controllers
Field Notices
Some links below may open a new browser window to display the document you selected.
View Documents by Topic
Choose a Topic
Cisco Catalyst 9800-80 Wireless Controller
Cisco Catalyst 9800-40 Wireless Controller
Cisco Catalyst 9800-L Wireless Controller
Cisco Catalyst 9800-L-C Wireless Controller
Cisco Catalyst 9800-L-F Wireless Controller
Cisco Catalyst 9800-80 Wireless Controller
Field Notice: FN - 72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended
31/May/2023
New
Field Notice: FN - 63942 - Wireless Lightweight Access Points and WLAN Controllers Fail to Create CAPWAP Connections Due to Certificate Expiration - Software Upgrade Recommended
26/Jan/2023
Field Notice: FN - 72524 - During Software Upgrade/Downgrade, Cisco IOS APs Might Remain in Downloading State After December 4, 2022 Due to Certificate Expiration - Software Upgrade Recommended
21/Dec/2022
Field Notice: FN - 72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other Functionality - Software Upgrade Recommended
07/Jun/2022
Cisco Catalyst 9800-40 Wireless Controller
Field Notice: FN - 72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended
31/May/2023
New
Field Notice: FN - 63942 - Wireless Lightweight Access Points and WLAN Controllers Fail to Create CAPWAP Connections Due to Certificate Expiration - Software Upgrade Recommended
26/Jan/2023
Field Notice: FN - 72524 - During Software Upgrade/Downgrade, Cisco IOS APs Might Remain in Downloading State After December 4, 2022 Due to Certificate Expiration - Software Upgrade Recommended
21/Dec/2022
Field Notice: FN - 72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other Functionality - Software Upgrade Recommended
07/Jun/2022
Cisco Catalyst 9800-L Wireless Controller
Field Notice: FN - 63942 - Wireless Lightweight Access Points and WLAN Controllers Fail to Create CAPWAP Connections Due to Certificate Expiration - Software Upgrade Recommended
26/Jan/2023
Field Notice: FN - 72524 - During Software Upgrade/Downgrade, Cisco IOS APs Might Remain in Downloading State After December 4, 2022 Due to Certificate Expiration - Software Upgrade Recommended
21/Dec/2022
Field Notice: FN - 72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other Functionality - Software Upgrade Recommended
07/Jun/2022
Field Notice: FN - 70577 - Regulatory Compliance Issue with AP2800/AP3800/AP4800/AP1560/IW6300 - Software Upgrade Recommended
25/Jun/2020
Cisco Catalyst 9800-L-C Wireless Controller
Field Notice: FN - 72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended
31/May/2023
New
Field Notice: FN - 63942 - Wireless Lightweight Access Points and WLAN Controllers Fail to Create CAPWAP Connections Due to Certificate Expiration - Software Upgrade Recommended
26/Jan/2023
Field Notice: FN - 72524 - During Software Upgrade/Downgrade, Cisco IOS APs Might Remain in Downloading State After December 4, 2022 Due to Certificate Expiration - Software Upgrade Recommended
21/Dec/2022
Field Notice: FN - 72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other Functionality - Software Upgrade Recommended
07/Jun/2022
Field Notice: FN - 70577 - Regulatory Compliance Issue with AP2800/AP3800/AP4800/AP1560/IW6300 - Software Upgrade Recommended
25/Jun/2020
Cisco Catalyst 9800-L-F Wireless Controller
Field Notice: FN - 72578 - Cisco IOS XE - Smart Licensing Using Policy Might Cause High CPU/Memory Usage - Software Upgrade Recommended
31/May/2023
New
Field Notice: FN - 63942 - Wireless Lightweight Access Points and WLAN Controllers Fail to Create CAPWAP Connections Due to Certificate Expiration - Software Upgrade Recommended
26/Jan/2023
Field Notice: FN - 72524 - During Software Upgrade/Downgrade, Cisco IOS APs Might Remain in Downloading State After December 4, 2022 Due to Certificate Expiration - Software Upgrade Recommended
21/Dec/2022
Field Notice: FN - 72323 - Cisco IOS XE Software: QuoVadis Root CA 2 Decommission Might Affect Smart Licensing, Smart Call Home, and Other Functionality - Software Upgrade Recommended
07/Jun/2022
Field Notice: FN - 70577 - Regulatory Compliance Issue with AP2800/AP3800/AP4800/AP1560/IW6300 - Software Upgrade Recommended
25/Jun/2020
Support Documentation
All Support Documentation for this Series
Security Notices
Bulletins
Security Advisories, Responses and Notices
Customers Also Viewed