You purchase a VM on a public cloud and plan to create a VPN tunnel to the cloud provider. Your IP network is 172.16.0.0/12, and the provider has assigned an IP address in the 10.0.0.0/8 network. What VNF will you need from the provider to communicate with the VM?

A. Virtual switch
B. Virtual firewall
C. Virtual router
D. Another IP scheme at the provider

C. You will need a virtual router running static NAT to translate the two different IP networks. This type of service is called a virtual network function, or VNF.