You are designing a network for a branch office. In order to improve convergence time, you are required to use the BFD feature. Which four routing protocols can you use to facilitate this? (Choose four.)

You are the Cisco Network Designer in P4S. In your
company site, a NAS is both physically and logically in the traffic path. The NAS identifies clients solely based on their MAC addresses. In which access mode has this NAS been configured to operate?

Which are two open-source SDN controllers? (Choose two)

Which network topology type has the longest EIGRP convergence time?

A service provider creates a network design that runs MPLS in its WAN backbone using
OSPF as the IGP routing protocol. What would be two effects of additionally implementing
MPLS-TE? (Choose two.)