What is one of the primary benefits of using Auto-RP?

Using Auto-RP provides significant advantages in multicast networks, particularly with its capability for automatic rendezvous point (RP) discovery. The primary function of Auto-RP is to enable multicast routing protocols to automatically discover and maintain information about RPs without manual configuration. By allowing routers to automatically advertise their RP information and learn about RPs within the network, Auto-RP reduces administrative overhead and configuration errors inherent in static RP setups.

This mechanism ensures that multicast sources and receivers can dynamically find RPs, which are essential for the functioning of protocols like Protocol Independent Multicast (PIM). With Auto-RP, the network can adapt to changes, such as the addition of new RPs or routers, more seamlessly, thereby enhancing the overall functionality and efficiency of multicast traffic management.

While aspects like reduced complexity in multicast routing might be a consequence of using Auto-RP, the core benefit is the automatic discovery feature, which optimizes multicast routing efficiency and network configuration. Other options, such as enhanced encryption of multicast traffic and increased bandwidth for multicast streams, are not directly related to the function or purpose of Auto-RP.