Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 26.1.x
Is this content helpful?
Thank you for your feedback. Your response has been recorded.
AI responses are currently only available to logged in users. Log in
Important. Results generated by AI. Before using results, verify accuracy and completeness.
Only ask questions about this document. To ask questions about this product as a whole, go to Technical Documentation .
Suggestions
Sorry, we couldn't generate a response for this query.
Launch error. Something went wrong. Please try again.
Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 26.1.x
Updated: April 10, 2026
Outlines the process for upgrading NBAR Dynamic Protocol Packs, emphasizing procedures for setting custom applications to optimize protocol recognition and enhance network visibility.
Introduces NBAR protocol packs, detailing their role in updating application protocol support, key components, and upgrade features that enable seamless version changes without device reloads or service disruption.
Need help?
(Requires a Cisco Service Contract)
The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.