4A0-100 Exam Questions

Given network address 200.12.30.0 with network mask 255.255.255.0, which subnet mask can be used to create 12 subnetworks? Each subnetwork must support 10 host addresses.

Which bit pattern represents a subnet mask of 255.255.240.0?

How does address summarization reduce the routing table size?

A network with address 208.40.224.0/24 is divided into /28 subnets. What is the network address of the third subnet?

Which of the following IP header fields defines the way packets should be queued?

Which of the following statements about packet forwarding is FALSE?

What is the most specific aggregate prefix for the following 4 subnets? 136.160.17.192/29 136.160.17.200/29 136.160.17.208/29 136.160.17.216/29

Which of the following protocols is used to exchange routes between routers R1 and R2, and between routers R4 and R5?

What type of BGP sessions does router R2 need to establish in order to reach network 192.168.5.0/27?

Which of the following statements about IP filters on a Nokia 7750 SR is FALSE?

What is the next-hop address used on router R1 to configure a static route to the network on CR1?

Which of the following routing protocols cannot be used between routers R2 and R4?

What is the next-hop for network 172.16.2.0/24 installed in router 1's routing table?

Router R5 receives four route updates for the same prefix 10.10.10.1/32. Which of the four routes will be installed in R5's routing table?

Which of the following statements about the OSPF HELLO message is TRUE?

Which of the following about the displayed IP filter is TRUE?

What is the preference value in the routing table used for?

Which of the following statements about SDPs is FALSE?

Which of the following statements about VPWS service on a Nokia 7750 SR is FALSE?

Which of the routers is the iLER for LSP B?

What type of VPN service does a VPWS provide?

What operation is performed by an egress Label Edge Router (eLER) when it receives an MPLS labeled packet?

What problem was Spanning Tree Protocol (STP) primarily designed to solve?

What kind of information can a Dynamic Host Configuration Protocol (DHCP) client receive?

Which tier of Internet service providers can reach any part of the Internet without having to purchase transit services from other Internet service providers?

Which of the following is NOT a characteristic of the Internet protocol layer?

Which of the following is NOT a characteristic of the Internet?

Which of the following is NOT a function of the control plane?

Which of the following is NOT a valid log source in a Nokia 7750 SR?

What happens when a switch receives an Ethernet frame with unknown source and destination MAC addresses?

A switch with the MAC FDB shown receives an Ethernet frame with source MAC address 00:00:8c:01:00:0a and destination MAC address 00:00:8c:01:00:0c. On which port is the frame forwa...

If a 5-port LAG is configured with the option of `port-threshold 2 action down', and dynamic-cost is enabled, what will happen if the total number of operational links in the LAG i...

What type of MAC address is ff:ff:ff:ff:ff:ff?

Which of the following statements about IP filters on a Nokia 7750 SR is TRUE?

Which of the following about the displayed IP filter is TRUE?

Which of the following routing protocols provides routing between routers R1 and R2?

What next-hop address should router R2 use to reach a host on 192.168.2.0/24?

Which of the following is a characteristic of Link State protocols?

When forwarding a packet, which field in the following table determines the egress interface?

Which of the following statements about router R3 is TRUE?

Which device is responsible for removing the MPLS label before the packet reaches the customer?

Which of the MPLS routers is responsible for pushing new labels for LSP A and LSP B?

From the CE perspective, how does a VPWS operate?

Which of the following is NOT a function of the Internet layer in the TCP/IP model?

Which of the following is a function of the Link layer?

Which of the following is NOT a characteristic of a Virtual Private Network (VPN)?

Which of the following Nokia 7750 SR components is NOT part of the data plane?

Which of the following about transactional configuration is FALSE?

Which configuration edit mode does NOT give you access to the global candidate configuration?

On a Nokia 7750 SR, which of the following event log destinations is used to store an event log to the compact flash?