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NEW QUESTION 1
What is the sequence of messages sent by a host when it attempts to ping a destination for which it has no Address Resolution Protocol (ARP) cache entry?
- A. ICMP echo request, ARP request, ARP reply, ICMP echo repl
- B. ARP request, ARP reply, ICMP echo request, ICMP echo repl
- C. ICMP echo request, ICMP echo reply, ARP request, ARP repl
- D. ICMP echo request, ARP reply, ARP request, ICMP echo repl
Answer: B
NEW QUESTION 2
Which of the following statements describes the purpose of the Transport Layer in the TCP/IP stack?
- A. Provides a data transport service to higher protocol layer
- B. Provides a data transport service for routing and control protocols such as OSPF and ICM
- C. Provides a universal address plan to uniquely identify every device in the networ
- D. Defines a standard method for framing data for transmission on the physical network mediu
Answer: A
NEW QUESTION 3
In what type of network is a broadcast storm likely to occur?
- A. An Ethernet network with redundant paths not running ST
- B. An ATM networ
- C. A SONET networ
- D. All of the abov
Answer: A
NEW QUESTION 4
The 201.148.26.0/24 network is subnetted using a /26 mask. How many subnets and host addresses will be obtained with this mask?
- A. 4 subnets, 64 hosts
- B. 64 subnets, 4 hosts
- C. 4 subnets, 62 hosts
- D. 64 subnets, 2 hosts
- E. 6 subnets, 30 hosts
Answer: C
NEW QUESTION 5
Which of the following best describes a repeater?
- A. A passive device simply used to connect two or more cable
- B. Does not generate or amplify any signal
- C. A device that receives and retransmits a signal out its ports, but does not do any Layer 2 analysis of the dat
- D. A device that receives a signal and based on the Layer 2 destination address, makes a decision on which ports the signal should be retransmitte
- E. A device that receives a signal and based on the Layer 3 destination address, makes a decision on which ports the signal should be retransmitte
Answer: B
NEW QUESTION 6
Which of the following is a characteristic of the IP layer?
- A. Provides an unreliable, connectionless data transmission servic
- B. Provides a mechanism for flow contro
- C. Verifies the integrity of all received datagram
- D. Provides services equivalent to the OSI data link laye
Answer: A
NEW QUESTION 7
Kahn solved the problem of interconnecting different networks using different protocols by pioneering a new protocol called TCP that was capable of:
- A. Secure transmission of informatio
- B. Enforcing a constant packet size to avoid discard
- C. Allowing remote login
- D. Providing host to host connectivity with global addressin
Answer: D
NEW QUESTION 8
Which answer reflects the correct message sequence used when a source attempts to ping a destination for which it has no Address Resolution Protocol (ARP) cache entry?
- A. ICMP echo request, ARP request, ARP reply, ICMP echo reply
- B. ARP request, ARP reply, ICMP echo request, ICMP echo reply
- C. ICMP echo request, ICMP echo reply, ARP request, ARP reply
- D. ICMP echo reques
- E. ARP reply, ARP request, ICMP echo reply
Answer: B
NEW QUESTION 9
Which of the following protocols belongs to the OSI suite of protocols? (Choose 2)
- A. OSPF
- B. BGP
- C. X.500
- D. IS-IS
- E. Ethernet
Answer: CD
NEW QUESTION 10
With a subnet mask of 255.255.255.224, which of the IP addresses below are valid host addresses? (Choose all that apply)
- A. 17.23.119.63
- B. 87.99.12.159
- C. 95.11.22.93
- D. 192.11.25.87
Answer: CD
NEW QUESTION 11
To transmit its segments of data across the network TCP uses the services of which layer?
- A. Application Laye
- B. Transport Laye
- C. IP Laye
- D. Data Link Layer
Answer: C
NEW QUESTION 12
Which network was created to replace ARPANET?
- A. INWG
- B. ALOHANET
- C. IETF
- D. NSFNET
Answer: D
NEW QUESTION 13
Which of the following are correct statements about MPLS labels? (Choose 3)
- A. A sequence of label actions from one LER to another LER represents a logical tunnel known as an LS
- B. MPLS labels must be dynamically signale
- C. Labels are globally significant to the MPLS networ
- D. MPLS labels may be dynamically signaled or statically assigned by the service provide
- E. Labels are locally significant to the MPLS route
Answer: ADE
NEW QUESTION 14
Where would you expect to find a P router in a service provider's network? A. At the edge of the provider's network facing the customer.
- A. At the edge of the customer's network facing the provide
- B. In the core of the providers networ
- C. On the customer premise
Answer: C
NEW QUESTION 15
Which of the following is a feature of a VLAN?
- A. A VLAN allows multiple Ethernet switches to be connected in a single broadcast domai
- B. A VLAN allows multiple Ethernet switches to be connected in a single collision domai
- C. A VLAN can separate ports on the same switch into different broadcast domain
- D. A VLAN can separate ports on the same switch into different collision domain
Answer: C
NEW QUESTION 16
Based on the network diagram (clickthe Exhibit Button).
R2 wants to connect a host on 192.168.2.0/24 behind CR1. What is the correct next-hop to use, assuming R1 is configured correctly?
- A. 10.2.3.2
- B. 10.1.1.1
- C. 10.2.3.1
- D. 10.1.1.2
Answer: B
NEW QUESTION 17
Based on the network diagram (click on exhibit),
R2 wants to connect to the networks behind CR1 using a static-route. What is the correct syntax given the choices below? R1 has a valid static-route defined for networks behind CR1.
- A. config router static-route 192.168.2.0/24 next-hop 10.2.3.2
- B. config router static-route 192.168.2.0/24 next-hop 10.1.1.1
- C. config router static-route 192.168.2.0/24 next-hop 10.2.3.1
- D. config router static-route 192.168.2.0/24 next-hop 10.1.1.2
- E. none of the above
Answer: B
NEW QUESTION 18
In regards to the Alcatel-Lucent 7750 SR-12 router, how many of the front access card slots are dedicated for Control Processors?
Answer: B
NEW QUESTION 19
Which of the following is an important advantage of protocol layering? (Choose two)
- A. Controls distribution of IP addresse
- B. Simplifies protocol functionalit
- C. Isolates changes in lower layers from upper layer
- D. Increases protocol operational efficiencie
- E. Layering adds to the fragmentation of the data
Answer: CD
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