Question

Southbound interfaces from the controller communicate with _________

Software applications

None of these

Both hardware and software applications

hardware applications

Answer 1

both hardware and software

Answer 2

The answer is option c) Both hardware and software applications

The southbound interface allows a network component to communicate with the lower-level component. In SDN Southbound interface is the protocol specification. The primary function of the Southbound interface is to enable communication between the SDN controller and the network nodes such as switches and routers.