1.
Refer to the exhibit. Based on the output shown, to which IP network should the workstations in the Support department belong?
• 172.16.3.0
2.
Refer to the exhibit. A network administrator is doing proactive network maintenance. The administrator pings 192.168.1.100 and compares the results to the baseline data. Based on the comparison of the two pings, what is one possibility?
• There are congestion problems on the network.
3.
Refer to the exhibit. Given the output generated by the debug ppp negotiation command, which statement is true?
• The line protocol of the local router is now up.
4. What is important to consider while configuring the subinterfaces of a router when implementing inter-VLAN routing?
• The IP address of each subinterface must be the default gateway address for each VLAN subnet.
5.
Refer to the exhibit. A lab technician connects two routers together via a serial cable using the default interface configuration values. The interfaces are up; however, the technician is unable to ping between the two devices. What is the most likely problem?
• No clock rate has been set on the DCE interface.
6.
Refer to the exhibit. Based on the output shown, why is VTP information unable to propagate the network?
• The VTP domain names are different.
7. The enterprise mail server software recently went through a minor update. A network administrator notices an excessive amount of traffic between a database server and the newly updated mail server, compared to the baseline data. What is the first action the administrator should do to investigate the problem?
• Check the log to see what software components are producing the excess traffic.
8.
Refer to the exhibit. Users are reporting that they cannot access the Internet. Routers R1 and R2 are configured with RIP version 2 as shown. If R2 receives a packet with a destination address on the Internet, how is the packet routed?
• The packet is routed to R1 and then forwarded out Fa0/0 on R1.
9.
Refer to the exhibit. Both routers are configured using RIPv1. Both routers are sending updates about the directly connected routes. R1 can successfully ping the serial interface of R2. The routing table on R1 does not contain any dynamically learned routes from R2, and the routing table on R2 shows no dynamically learned routes from R1. What is the problem?
• VLSM is not supported by RIPv1.
10.
Refer to the exhibit. Host 192.168.1.14 is unable to download email from 192.168.2.200. After reviewing the output of the show running-config command, what problem is discovered?
• The destination host address in an ACL statement is incorrect.
11. An employee called the help desk to report a laptop that could not access a web-based application on the Internet. The help desk technician asked the employee to open a Windows command prompt and type the ipconfig /all command. Which problem-solving technique did the technician choose?
• divide-and-conquer
12.
Refer to the exhibit. Based on the network diagram and the output shown, which statement is true?
• The command was entered on router R1.
13.
Refer to the exhibit. An ACL is configured to prevent access by network 192.168.1.0 to network 192.168.2.0, but it is not working properly. What problem is discovered after observing the output of the show running-config command?
• The ACL is applied to the wrong interface, but the right direction.
Refer to the exhibit. Based on the output shown, to which IP network should the workstations in the Support department belong?
• 172.16.3.0
2.
Refer to the exhibit. A network administrator is doing proactive network maintenance. The administrator pings 192.168.1.100 and compares the results to the baseline data. Based on the comparison of the two pings, what is one possibility?
• There are congestion problems on the network.
3.
Refer to the exhibit. Given the output generated by the debug ppp negotiation command, which statement is true?
• The line protocol of the local router is now up.
4. What is important to consider while configuring the subinterfaces of a router when implementing inter-VLAN routing?
• The IP address of each subinterface must be the default gateway address for each VLAN subnet.
5.
Refer to the exhibit. A lab technician connects two routers together via a serial cable using the default interface configuration values. The interfaces are up; however, the technician is unable to ping between the two devices. What is the most likely problem?
• No clock rate has been set on the DCE interface.
6.
Refer to the exhibit. Based on the output shown, why is VTP information unable to propagate the network?
• The VTP domain names are different.
7. The enterprise mail server software recently went through a minor update. A network administrator notices an excessive amount of traffic between a database server and the newly updated mail server, compared to the baseline data. What is the first action the administrator should do to investigate the problem?
• Check the log to see what software components are producing the excess traffic.
8.
Refer to the exhibit. Users are reporting that they cannot access the Internet. Routers R1 and R2 are configured with RIP version 2 as shown. If R2 receives a packet with a destination address on the Internet, how is the packet routed?
• The packet is routed to R1 and then forwarded out Fa0/0 on R1.
9.
Refer to the exhibit. Both routers are configured using RIPv1. Both routers are sending updates about the directly connected routes. R1 can successfully ping the serial interface of R2. The routing table on R1 does not contain any dynamically learned routes from R2, and the routing table on R2 shows no dynamically learned routes from R1. What is the problem?
• VLSM is not supported by RIPv1.
10.
Refer to the exhibit. Host 192.168.1.14 is unable to download email from 192.168.2.200. After reviewing the output of the show running-config command, what problem is discovered?
• The destination host address in an ACL statement is incorrect.
11. An employee called the help desk to report a laptop that could not access a web-based application on the Internet. The help desk technician asked the employee to open a Windows command prompt and type the ipconfig /all command. Which problem-solving technique did the technician choose?
• divide-and-conquer
12.
Refer to the exhibit. Based on the network diagram and the output shown, which statement is true?
• The command was entered on router R1.
13.
Refer to the exhibit. An ACL is configured to prevent access by network 192.168.1.0 to network 192.168.2.0, but it is not working properly. What problem is discovered after observing the output of the show running-config command?
• The ACL is applied to the wrong interface, but the right direction.
14.
Although all networks are reachable, the network administrator notices abnormal routing behavior after configuring OSPF on each router. According to the partial output from the debug ip ospf events command, which statement is true about the contents of the routing table in RA?
• It will show network 172.16.3.0 learned from RB.
15. A network at a large building failed, causing a severe disruption in business activities. The problem was eventually detected and resolved by replacing a piece of failed network equipment. Investigation led to the conclusion that a network design problem was the main cause of the disruption. Loss of a single piece of equipment should not have been able to cause such a large problem. What two terms best describe this type of design weakness? (Choose two.)
• large failure domain
• single point of failure
16.
Refer to the exhibit. The network administrator is troubleshooting the connectivity issue between RA and RB. According to the partial configuration, what is the cause of the problem?
• password mismatch for PPP authentication
17.
Refer to the exhibit. ABC Company is using the 172.16.0.0/18 network. It is standard company practice to use the first 50 addresses for switches and servers and assign the last usable address to the router. The remaining addresses are assigned to the hosts. After assigning the addresses, the network technician tests connectivity from the host above and is not able to ping the router. What could be the problem?
• The router interface is in the wrong subnet.
18.
Refer to the exhibit. A network administrator is troubleshooting a problem. No users are able to access the 10.10.2.0/24 network, but are able to access all other networks. Assuming R3 is configured correctly and based on the output shown, what is most likely the problem?
• The EIGRP process number on R2 is incorrect.
19.
Refer to the exhibit. The network administrator correctly configures RTA to perform inter-VLAN routing. Using the show vlan command, the administrator verifies that port Fast Ethernet 0/4 is the first available port in the default VLAN on SW2. The administrator connects RTA to port 0/4 on SW2, but inter-VLAN routing does not work. What could be the possible cause of the problem with the SW2 configuration?
• Port 0/4 is configured in access mode.
20.
Refer to the exhibit. The network administrator is unable to ping from the console of router R3 to host 10.10.4.63. What is the problem?
• There is an addressing problem on the link between routers R2 and R3.
21.
Refer to the exhibit. A network administrator has implemented subnetting using the network 192.168.25.0 and a /28 mask. Workstation 1 is not able to ping with Workstation 2. What is a possible cause for this lack of communication?
• Workstation 1 is not on the same network that the RTA router LAN interface is on.
22. Which two statements describe when a network administrator should perform a network baseline? (Choose two.)
• It should be performed when all switch Cisco IOS versions are upgraded.
• It should be done when the network is performing at normal activity levels.
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