Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 26.1.x
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Cisco Catalyst 9800 Series Wireless Controller Software Configuration Guide, Cisco IOS XE 26.1.x
Updated: April 10, 2026
Outlines the principles of band selection, usage of 802.11 frequency bands, and key wireless parameters to optimize network performance and ensure compatibility across various devices and environments.
Explains how band select enables dual-band WLAN clients to connect to less congested 5-GHz channels and outlines how the controller regulates probe responses to achieve higher performance.
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