What are two features used to enable high availability? (Choose two.)

As part of your automation design, you need an off-box system that will be able to monitor telemetry information. You must then use that information to dynamically update devices as needed to ensure optimal network traffic flow.
Which automation solution would accomplish this goal?

What is a feature provided by devices in the WAN aggregation site of a large enterprise WAN deployment?

You are designing a solution to allow secure communication over the public Internet for a corporate WAN deployment. For business policy reasons, all branch-to-branch traffic must first pass through the corporate headquarters.
Which solution will work in this scenario?

Which tool in a Juniper Networks SDSN solution is responsible for telling Juniper and third-party network switches to block a threat in real time?