Refer to the exhibit.

Routers R1 and R2 are configured with RIP as the dynamic routing protocol. A network engineer must configure R1 with a floating static route to serve as a backup route to network 192.168.23. Which command must the engineer configure on R1?

Drag and drop the characteristics of northbound APIs from the left onto any position on the right. Not all characteristics are used.

Refer to me exhibit.

Which action is taken by the router when a packet is sourced from 10.10.10.2 and destined for 10.10.10.16?

Which port type supports the spanning-tree portfast command without additional configuration?

Which plane is centralized by an SDN controller?