A _______________ is a feature that controls a device's tolerance for unanswered service requests and helps to prevent a denial of service (DoS) attack.

A _______________ is a feature that controls a device's tolerance for unanswered service requests and helps to prevent a denial of service (DoS) attack.



a. flood guard
b. virtual local area network (VLAN)
c. network intrusion detection system (NIDS)
d. virtual private network (VPN) concentrator






Answer: A


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