4A0-103 MPLS Practice Questions

A service provider is deploying MPLS. What is the primary benefit?

• AA. Directly connected
• BB. Improved routing
• CC. Higher latency
• DD. Complex configuration

John is troubleshooting an MPLS network. What should he check first?

• AA. Packet loss
• BB. Label distribution
• CC. Firewall settings
• DD. IP address assignment

In MPLS, what role does the Label Edge Router (LER) serve?

• AA. Routing packets
• BB. Initiates label binding
• CC. Defines paths
• DD. Maintains table

A company wants to ensure QoS in its MPLS network. What should they configure?

• AA. ARP table
• BB. RIP protocol
• CC. Label Switched Paths
• DD. Static routing

During an MPLS deployment, Alice needs to connect to a new service provider. What is crucial?

• AA. LLDP usage
• BB. Traffic engineering
• CC. VPN implementation
• DD. Label assignment

A network engineer wants to increase bandwidth efficiency in their MPLS setup. What would be the best practice?

• AA. Decrease labels
• BB. Implement EIGRP
• CC. Increase latency
• DD. Use FEC

For effective route reflection in MPLS, what technique should be employed?

• AA. BGP confederation
• BB. MPLS VPNs
• CC. Route policies
• DD. Static routes

An MPLS solution must minimize packet loss. What technology could help?

• AA. Traffic engineering
• BB. Layer 2 tunneling
• CC. NAT configuration
• DD. ARP tables

Sarah is analyzing her MPLS setup. What should she monitor to ensure smooth performance?

• AA. Label updates
• BB. BGP advertisements
• CC. OSPF neighbors
• DD. Interface status