Issue reported :
1. while roaming user face latency
Observation on Dashboard:
1. channel utilization goes high (above 55% )
2. latency shown in user performance latency graph
3. time to connect is high as attached photo's
4. 802.1r is enable
wireless controller : cisco meraki cloud , AP- mr56,mr55,mr53
endpoint : Macbook (version 11 and above)
SSID security : PSK+WPA2 (third party - google authentication)
channel width : 40mhz
band: 5ghz