Wireless

N+1 redundancy gives Cisco C9800 deployments cost-effective high availability without the full SSO stack, accepting a few seconds of reconnection in exchange for real savings. Configuration and best practices for sites that can tolerate it.

SSO on the Cisco Catalyst 9800 provides subsecond failover and keeps active client sessions intact. A complete configuration guide covering topology, physical connections, CLI setup, and verification for production wireless HA.

FlexConnect pushes intelligence to the edge of your network, giving remote APs autonomy and cutting WAN dependency. A Cisco C9800 FlexConnect configuration guide covering local switching, ACLs, and survivability.

Moving from AireOS to the Cisco Catalyst 9800 means learning a profile-and-tag WLAN model that trips up even experienced wireless engineers. A practical guide to WLAN configuration on the C9800 with GUI and CLI examples.

Getting the Cisco Catalyst 9800 initial setup right determines how smoothly every later step works. A step-by-step configuration guide covering IPs, NTP, country code, certs, and AP join readiness on C9800-40, C9800-CL, and embedded.