You can configure Protocol Validation so that responses, both authoritative and non-authoritative, are cached to hardware in order to mitigate against random source flood attacks. By configuring DNS Response Cache to offload/accelerate commonly requested entries in hardware, entries can still be responded to when the software is overwhelmed.
If you have a DNS Services rate-limited license, Response Cache is automatically disabled.
Perform these tasks to configure DNS in order to accelerate DNS responses in hardware:
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