What is the main function of Multiprotocol Label Switching (MPLS)?

The main function of Multiprotocol Label Switching (MPLS) is to direct data based on short path labels. This technology enhances the speed and efficiency of network traffic flow by routing packets based on labels assigned to them rather than relying on lengthy network addresses. These labels inform network devices about the path that data should take through the network, allowing for faster packet forwarding since devices do not need to look up extensive routing tables. By using short labels instead of complex addresses, MPLS optimizes the performance of the network, enabling various types of traffic, including voice, video, and data, to be efficiently handled.

The other options do not accurately represent the primary function of MPLS. While MPLS can indeed facilitate high-speed internet connectivity and can contribute to better security measures, its fundamental strength lies in its capability to manage data routing via efficient label-based paths.