What are two challenges of using a network-based IPS？ ____答案

【多选题】

What are two challenges of using a network-based IPS？ ___

A. It is unable to determine whether a detected attack was successful

B. It requires additional storage and proce ssor capacity on syslog servers

C. As the network expands， it requires you to add more sensors.

D. It is unable to detect attacks across the entire network

E. It must support multiple operating systems.

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