What are three benefits of implementing an NFV solution? (Choose three.)

Which network type is created in Neutron and mapped to physical networks?

You have deployed a Contrail cluster that must support bare-metal servers.
Which protocol is used to communicate between the bare-metal server's virtual tunnel endpoints and the Contrail cluster to establish sessions with the VM servers?

When creating service chains in a cloud networking environment, what is the purpose of a service instance?

Which protocol is used to exchange routes between the Contrail controller and compute nodes?