Here are 25 practice questions along with their answers for the Cisco 300-215 (CBRFIR) exam:

Topic: CBRFIR Overview and Concepts

1. What is the primary purpose of CBRFIR in Cisco networking? a) Load balancing between data centers b) Enhancing LAN switching performance c) Simplifying access point management d) Efficiently interconnecting remote sites Answer: d) Efficiently interconnecting remote sites
2. CBRFIR stands for: a) Centralized Border Routing Fabric Infrastructure Router b) Core Border Routing Framework in Remote Networking c) Centralized Border Router for Intranet Routing d) Cisco’s Best Routing Framework for Internet Routing Answer: a) Centralized Border Routing Fabric Infrastructure Router
3. What key benefits does CBRFIR offer? a) Enhanced LAN gaming experience b) Optimized social media access c) Scalable interconnection of remote sites d) Accelerated video streaming Answer: c) Scalable interconnection of remote sites

Topic: CBRFIR Configuration and Deployment

4. Which routing protocol is often used for interconnecting CBRFIR routers in different data centers? a) RIP (Routing Information Protocol) b) BGP (Border Gateway Protocol) c) OSPF (Open Shortest Path First) d) EIGRP (Enhanced Interior Gateway Routing Protocol) Answer: b) BGP (Border Gateway Protocol)
5. What is the role of a Route Distinguisher (RD) in CBRFIR configuration? a) Encrypting control plane traffic b) Identifying routes within a VRF instance c) Determining the fastest route to a destination d) Load balancing between multiple paths Answer: b) Identifying routes within a VRF instance
6. Which command is used to activate CBRFIR on a Cisco router interface? a) cbrfir enable b) cbrfir activate c) ip cbrfir enable d) router cbrfir enable Answer: c) ip cbrfir enable

Topic: Troubleshooting CBRFIR

7. A remote branch connected via CBRFIR is experiencing connectivity issues. What layer should you investigate first? a) Application layer b) Network layer c) Data link layer d) Physical layer Answer: d) Physical layer
8. Which command provides information about active CBRFIR sessions? a) show cbrfir sessions b) display cbrfir sessions c) view cbrfir sessions d) list cbrfir sessions Answer: a) show cbrfir sessions
9. What is the primary purpose of the “show cbrfir routes” command? a) Display active BGP routes b) Show routing table entries c) List OSPF neighbors d) View VRF route distinguishers Answer: b) Show routing table entries
10. CBRFIR helps optimize communication between which types of sites? a) Data centers and remote branches b) Data centers and public clouds c) Remote branches and mobile devices d) Internet service providers and data centers Answer: a) Data centers and remote branches
11. What is the primary advantage of using VRF (Virtual Routing and Forwarding) instances in CBRFIR deployment? a) Increased scalability of BGP b) Enhanced security for OSPF c) Improved MPLS labeling d) Isolation of routing domains Answer: d) Isolation of routing domains
12. Which protocol is commonly used for the control plane communication between CBRFIR routers? a) OSPF (Open Shortest Path First) b) BGP (Border Gateway Protocol) c) EIGRP (Enhanced Interior Gateway Routing Protocol) d) RIP (Routing Information Protocol) Answer: b) BGP (Border Gateway Protocol)
13. In CBRFIR, what does the term “VRF” stand for? a) Virtual Routing Function b) Virtual Route Forwarding c) Virtual Routing Framework d) Virtual Routing and Forwarding Answer: d) Virtual Routing and Forwarding
14. What is the primary purpose of CBRFIR’s route reflector feature? a) Load balancing traffic between data centers b) Reducing latency for VoIP traffic c) Simplifying BGP peering configuration d) Encrypting control plane traffic Answer: c) Simplifying BGP peering configuration
15. When configuring CBRFIR, what is the purpose of defining Route Targets (RTs)? a) To determine the fastest route between data centers b) To isolate control plane traffic c) To identify routes within a VRF instance d) To control the distribution of routes between VRFs Answer: d) To control the distribution of routes between VRFs
16. Which command is used to verify the status of CBRFIR interfaces on a router? a) show interfaces cbrfir b) display cbrfir status c) show cbrfir interface d) view interfaces cbrfir Answer: a) show interfaces cbrfir
17. What is the primary advantage of using MPLS (Multiprotocol Label Switching) in CBRFIR networks? a) Improved wireless connectivity b) Enhanced security for BGP c) Efficient packet forwarding and routing d) Simplified OSPF configuration Answer: c) Efficient packet forwarding and routing
18. Which CBRFIR feature allows for sharing routes between different VRF instances? a) Route Distinguisher (RD) b) Route Target (RT) c) Route Reflector d) Route Redistribution Answer: b) Route Target (RT)
19. In CBRFIR, what is the primary purpose of the “forward-class” configuration command? a) Specifying the data rate for specific traffic classes b) Assigning a priority level to BGP routes c) Defining QoS parameters for control plane traffic d) Configuring access control for VRF instances Answer: a) Specifying the data rate for specific traffic classes
20. Which command is used to display the BGP routes that are received from a specific neighbor in CBRFIR? a) show ip bgp neighbors b) display cbrfir bgp routes c) show cbrfir bgp neighbors d) show bgp routes received Answer: c) show cbrfir bgp neighbors
21. How does CBRFIR help optimize traffic flow between data centers? a) By compressing data packets before transmission b) By load balancing traffic based on source IP addresses c) By using a centralized routing control plane d) By encrypting all traffic between data centers Answer: b) By load balancing traffic based on source IP addresses
22. Which of the following is a key feature of CBRFIR’s virtualization capabilities? a) Dynamic IP addressing for all devices in the network b) Efficient forwarding of multicast traffic c) Isolation of routing and forwarding instances d) Automatic failover between data centers Answer: c) Isolation of routing and forwarding instances
23. What is the primary goal of CBRFIR’s load balancing functionality? a) Reducing the number of active BGP peers b) Distributing traffic across multiple paths c) Increasing the number of OSPF neighbors d) Prioritizing control plane traffic over data plane traffic Answer: b) Distributing traffic across multiple paths
24. Which protocol is used for automatic discovery of neighbors in CBRFIR networks? a) EIGRP (Enhanced Interior Gateway Routing Protocol) b) BGP (Border Gateway Protocol) c) OSPF (Open Shortest Path First) d) RIP (Routing Information Protocol) Answer: c) OSPF (Open Shortest Path First)
25. What is the primary purpose of CBRFIR’s BGP Route Reflector feature? a) Encrypting BGP route updates b) Reducing the impact of BGP route advertisements c) Load balancing traffic between data centers d) Enabling BGP communication between VRF instances Answer: b) Reducing the impact of BGP route advertisements

Remember, these practice questions are designed to help you reinforce your understanding of the key concepts related to the Cisco 300-215 (CBRFIR) exam. Make sure to review official Cisco documentation and study materials for comprehensive preparat

---