Palo Alto Networks (PANW) Certified Cybersecurity Entry-level Technician (PCCET) Practice Exam

What is the primary purpose of the information exchanged by routing protocols?

1. Dynamic routing

2. Static routing

3. Billing for network access

4. Advertising MAC addresses

The correct answer is: Dynamic routing

The primary purpose of the information exchanged by routing protocols is dynamic routing. Routing protocols facilitate the automatic exchange of routing information between routers within a network, allowing them to update and maintain routing tables. This process enables routers to dynamically discover the best paths to direct packets based on factors such as network topology changes, traffic conditions, or link failures. Dynamic routing is essential for maintaining efficient communication in large and complex networks, where manual route configuration (as seen in static routing) would be impractical and prone to error. By exchanging routing updates, routers can adapt to network changes quickly, improving resilience and optimizing data transmission. The other options do not correctly describe the primary purpose of the information exchanged by routing protocols. Static routing, for instance, does not involve real-time updates but rather relies on preconfigured routes that do not change until manually adjusted. Billing for network access pertains to network management and service provider protocols, not routing. Advertising MAC addresses does not relate to routing in IP networks, as MAC addresses are used for data link layer communication within local area networks and not for the routing of packets across different networks.