4A0-100 Exam Questions

What must be configured before a LAG becomes operational?

Which of the following is NOT characteristic of Ethernet?

What is the function of Layer 2?

What type of MAC address is 01:00:5e:01:01:01?

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

Which of the following statements about the IP forwarding process is TRUE?

Which of the following if a Layer 3 protocol?

A given network with address 200.12.30.0 and network mask 255.255.255.0 is divided into 16 equal- sized subnetworks. How many hosts does each subnetwork support?

Which of the following involves grouping a number of routes with common prefixes into a single route advertisement?

Which of the following is a characteristic of a subnet created with a prefix length of /32?

Which of the following statements about IP addressing is TRUE?

What is the most specific aggregate prefix for the following 4 subnets? 100.1.1.4/30 100.1.1.8/30 100.1.1.12/30 100.1.1.16/30

Network 201.148.104.0/21 is subnetted using a /23 mask. How many subnets and host addresses per subnet will be obtained with this mask?

A network with address 208.40.224.0/24 is divided into /28 subnets. What is the host address range of the fourth subnetwork?

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

Router R3 receives an LSA with the sequence number 111 from router R4 and then receives another copy of the LSA with a sequence number 112 from router R2. What does router R3 do wi...

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 egress interfaces is used to forward a packet with destination IP address 140.10.0.110?

Which of the following describes an IP filter on the Nokia 7750 SR?

Which of the following statements about OSPF routing protocol is FALSE?

Which of the following protocols can be used to force traffic from router R2 to use the direct link to router R4?

What next-hop should be used on CR1 to configure a default route to router R1?

Which of the following routing protocols SHOULD NOT be used between routers R1 and R2?

What type of BGP sessions does router R2 need to establish in order to reach networks 192.168.1.0/27 and 192.168.5.0/27?

What is the next-hop for network 172.16.1.0/24 installed in router 2's routing table?

On what type of device/router is a Service Access Point (SAP) defined?

Which of the following is TRUE regarding routers R2 and R3 in the pictured MPLS network?

Which of the following statements about router R1 is TRUE?

Which of the following is TRUE about a PE router within a service provider's MPLS network?

What type of VPN service does a VPRN provide?

From a customer's perspective, how does a VPRN service operate?

What is the name for an organization that provides Internet services to its customers?

What types of addresses are part of encapsulation at the transport layer?

Which statement describes the primary purpose of TCP?

Which of the following is used for the auto completion of CLI commands in a Nokia 7750 SR?

Which of the following shows a typical data packet flow when ingressing a Nokia 7750 SR?

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

Which of the following tasks can be performed in the boot options file (BOF)?

What information is used to separate VLANs on a VLAN trunk that connects multiple VLANs?

How do ATM and Frame-Relay protocols differentiate multiple customers or traffic types on the same physical wire?

Which Ethernet frame field allows the transmitter and receiver to synchronize communications?

Which of the following is required if devices on different VLANs wish to communicate with each other?

In what type of network is a broadcast storm likely to occur?

Which of the following best describes a hub?

What is the purpose of a multicast address?

What is the sequence of events that must occur for a client to receive an IP address using DHCP?

How many subnets and host addresses are obtained by subnetting network 201.148.26.0/24 using a /26 subnet mask?

Which of the following statements about ARP request and ARP response messages is TRUE?

Which of the following is a characteristic of the IP layer?

Which of the following is a characteristic of a subnet created with a /31 prefix?