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Cisco Firepower Threat Defense (FTD) by Nazmul Rajib

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Chapter 15Rate Limiting Traffic

You can use FTD to limit the rate of network traffic after an access control rule allows or trusts the traffic. An FTD device, however, does not regulate the rate of any particular traffic when a Prefilter policy applies the Fastpath action on them. Limiting the rate of traffic is a way to manage the bandwidth of a network and to ensure quality of service (QoS) for business-critical applications. This chapter discusses the steps in configuring a QoS policy on an FTD device and to verify its operations.

Rate Limiting Essentials

There are multiple ways to enable QoS in a network. FTD implements the traffic policing mechanism to limit the rate of traffic. With this method, FTD drops excessive traffic when the traffic ...

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