Description: An edge routing protocol is designed to manage data traffic at the edge of the network. This type of protocol focuses on optimizing packet routing between different autonomous systems, which are independent networks operating under distinct routing policies. Unlike interior routing protocols, which are used within the same autonomous system, edge routing protocols are crucial for interconnecting multiple networks, facilitating communication between them. These protocols enable edge routers to make informed decisions about the best route to send data, considering factors such as network congestion, latency, and link availability. Additionally, they are essential for implementing routing policies that can prioritize certain types of traffic, thus ensuring optimal performance and an enhanced user experience. In an increasingly interconnected world, where networks constantly communicate with each other, edge routing protocols play a fundamental role in Internet infrastructure, ensuring that data flows efficiently and effectively between different network domains.