Which benefit does Aruba AirWare Clarity provide to customer IT staff?

A customer needs a solution to terminate VPN tunnels for Aruba RAPs. The customer has a single site and a single public IP address for this purpose. Network address translation (NAT) will forward the IPsec traffic to the correct device to terminate the VPN tunnel. The customer also requires N+1 redundancy for the solution. Which solution meets the customer requirements?

A customer needs a networking solution that supports their Microsoft Skype for Business Unified Communications (UC) solution. The architect plans to use multiple Aruba APs, switches, and controllers.
The customer wants real time statistics and assessment of call quality. Which component should the architect include to provide these services?

An enterprise needs an upgrade to 802.11ac. Users run applications such as Web, email, voice, and video.
The architect needs to conduct an active site survey to plan 802.11ac AP locations. The noise floor is about -90 dBm across the site.
Based on Aruba best practices, what is the minimum acceptable signal that the architect should look for to determine the test AP range?

An architect needs to deliver an upgrade to an 802.11ac-based solution for a customer. The customer requires
an active site survey for the new deployment. Which deliverable should the architect provide to the customer?