List and describe the three advantages of NIDPSs.

What will be an ideal response?

1. Good network design and placement of NIDPS devices can enable an organization to use a few devices to monitor a large network.2. NIDPSs are usually passive devices and can be deployed into existing networks with little or no disruption to normal network operations.3. NIDPSs are not usually susceptible to direct attack and may not be detectable by attackers.