R80.10 management server can manage gateways with which versions installed?

Which is the correct order of a log flow processed by SmartEvents components:

You noticed that CPU cores on the Security Gateway are usually 100% utilized and many packets were dropped. You don't have a budget to perform a hardware upgrade at this time. To optimize drops you decide to use Priority Queues and fully enable Dynamic Dispatcher. How can you enable them?

Firewall policies must be configured to accept VRRP packets on the GAiA platform if it runs Firewall software.
The Multicast destination assigned by the Internet Assigned Numbers Authority (IANA) for VRRP is:

Which is not a blade option when configuring SmartEvent?