FortiGate Next Generation Firewall utilizes purpose-built security processors and threat intelligence security services from FortiGuard labs to deliver top-rated protection and high performance, including encrypted traffic.
In WiFi Health Monitor FAP > Top Client Count Per-AP > Client Count - FortiAP shows many users when there are few or no users connected. Client count number increasing after some time FAP is inaccessible or users experience connection issues.
Verify idle timeout in the Wireless Controller:
config wireless-controller timers get
The default value is: client-idle-timeout 300
client-idle-timeout Wireless station idle timeout (0 no client-idle check, 20 - 3600 sec, default = 300 sec).
Verify if this value has been changed, if necessary revert to the default value and validate client count.
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