Blog

Rogue access points, evil twins, and client misuse can compromise a wireless network daily. A complete walkthrough of rogue detection, WIPS, and client exclusion on the Cisco Catalyst 9800 for production security teams.

WPA2 has protected enterprise Wi-Fi for two decades but modern attacks demand stronger cryptography. A deep dive on WPA3, iPSK, and Enhanced Open on the Cisco Catalyst 9800 for CCNP and CCIE level engineers.

Wi-Fi 6 and Wi-Fi 6E deliver airtime efficiency, density, and 6 GHz channels that change how enterprise wireless performs. A practical configuration and design guide for the Cisco Catalyst 9800 running 802.11ax.

Radio Resource Management is the brain of Cisco wireless. A deep dive on how RRM on the C9800 tunes power, picks channels, finds rogues, and steers clients, and how to tune it without wrecking your RF.

Enterprise wireless must support seamless roaming, including across controllers. A guide to mobility types, configuration layers, and inter-controller roaming mechanics on the Cisco Catalyst 9800.

Seamless roaming depends on fast-roaming protocols running under the hood. A deep dive into 802.11r, OKC, CCKM, and PMKID caching on the Cisco Catalyst 9800 and how each one shapes real client experience.