What is the function of the Data Plane or Forwarding Plane in a network?

The function of the Data Plane, also known as the Forwarding Plane, is to move user traffic and data across a network. This plane is primarily responsible for the actual flow of data packets between devices, handling the routing and switching of these packets based on predetermined forwarding tables or information received from the control plane.

When a device receives a packet, the Data Plane processes that packet and determines the best course for it to reach its destination, making decisions based on the packet's destination address and the corresponding rules configured in the network devices. This function is crucial for ensuring efficient communication and data transfer in any network environment, allowing users to access applications and services smoothly.

In contrast, other options refer to functions associated with different aspects of networking. Monitoring traffic conditions relates to performance and analysis but does not pertain to the direct forwarding of data. Regulating access control focuses on security policies to determine who can access which resources rather than handling data. Coordinating network management involves tasks related to maintaining and configuring network devices but does not deal with the actual transport of data packets.