NEC ZA-SA3500G Function Manual page 52

[How to stop the security function]
When a normal access is erroneously detected as a threat, stop the function temporarily using the following method.
Stopping the operation of the security function increases security risk. Therefore, stop the function after confirming
your risks and responsibility.
How to stop
Remove the check on "Enable Intrusion Prevention
" from "Intrusion Prevention setting". (Refer to Section
5.8.5)
52 Function Specification|
Remarks