Which Avaya Surge™ IoT Controller type supports management of less than 150 IoT devices?

In on Avaya Surge™ solution, how many ONAs are supported on each HyperSec Gateway?

When the status of the ONA device state is in the Inactive state, which two tasks should you perform? (Choose two.)

Given the description below:
To secure the Network traffic, the Avaya Surge™ IoT solution uses encrypted tunnels and flow-based rules to create granular white lists that protect both devices and Infrastructure from unwanted traffic.
Which Avaya Surge™ IoT feature does this statement describe?

Which feature helps customers easily create the secure network segmentation for non-Avaya Fabric customers?