Refer to the exhibit. An architect is developing a solution to consolidate networks while retaining device redundancy. The routing protocol for the WAN routers must be open standard, ensure high availability, and provide the fastest convergence time.
Which solution must the design include?

Refer to the exhibit. An architect must design a solution to connect the two ASs. To optimize bandwidth, the design will implement load sharing between router R6 and router R4. Which solution should the design include?

Which function are fabric intermediate nodes responsible for in an SD-Access Architecture?

Mobile service provider "A" is going to launch 5G support with the ISP "B" IP network backbone as the underlay transport. Conversational traffic type will be marked with expedited forwarding class, streaming services will be marked with assured forwarding 2 class, and web browsing will be marked with assured forwarding 3 class. Which QoS model meets these requirements if the solution is to be implemented end to end on the ISP_B backbone network?

What is the function of the multicast Reverse Path Forwarding check?