What is the primary function of a bridge in telecommunication networks?

The primary function of a bridge in telecommunication networks is to connect two local area networks (LANs) that use the same protocol. By doing so, a bridge facilitates communication between the devices on both networks while maintaining the integrity of their data frames. This is crucial for enhancing overall network efficiency, as it allows different segments of a local network to function as a single network.

Bridges operate at the data link layer of the OSI model, which allows them to filter traffic, reduce collisions, and manage data flow more effectively between the two connected LANs. They learn and maintain a MAC address table, which helps in determining the appropriate paths for data packets, ultimately leading to improved network performance.

Other options may touch on aspects of networking but do not accurately describe the primary role of a bridge. For instance, while connecting different network protocols is more characteristic of gateways, and transmitting data to multiple networks might describe routers or switches, the bridge’s specific task remains focused on linking LANs that share the same communication protocol. Additionally, enabling higher data transmission speeds is influenced more by the types of connections and equipment used rather than the function of the bridge itself.