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单选题
You are the network administrator of a Layer 3 switched network. Users in one VLAN are complaining thataccess to the server VLAN is very slow from time to time. Traffic in the local VLAN works without any issue，and users in other VLANs do not have any complaint to reach the server VLAN. What is most likely thecause of this issue？（）
A
routing issue
B
denial-of-service attack
C
MAC flooding
D
spanning-tree recalculation
E
Layer 2 loop
F
ARP spoofing attack
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When an IP packet is Layer 3－switched from a source in one VLAN to a destination in another VLAN,which field in a packet will be rewritten? ()
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You are the network administrator of a Layer 3 switched network. Users in one VLAN are complaining thataccess to the server VLAN is very slow from time to time. Traffic in the local VLAN works without any issue，and users in other VLANs do not have any complaint to reach the server VLAN. What is most likely thecause of this issue？（）A、routing issueB、denial-of-service attackC、MAC floodingD、spanning-tree recalculationE、Layer 2 loopF、ARP spoofing attack
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You work as a exchange administrator at TestKing.com. The TestKing.com network contains an internalnetwork as well as a perimeter network. The primeter network contains an Exchange Server 2010 EdgeTransport Server named TESTKING-EX. During the course of day you receive an instruction form the CIO to formulate a remote managementsolution for TESTKING-EX01 based on the set criteria below： You need to ensure that management traffic is encypted. You nedd to ensure that remote administration is permitted fron the Internet network.You need to ensure that Exchange Management Console （EMC） is supported. What should you do？（）A、You should recommend that Windows Management Instrumentation Command-line （WMIC） be used.B、You should recommend that Lightweight Directory Access Protocol（LDAP）over Secure Socket Layer（SSL） be used.C、You should recommend that Windows Remote Management （WinRM） over SSL be used.D、You should recommend that Remote Desktop Protocol（RDP）over Secure Socket Layer（SSL）be used.
考题
单选题Refer to the exhibit. An administrator pings the default gateway at 10.10.10.1 and sees the output as shown. At which OSI layer is the problem?（）A
data link layerB
application layerC
access layerD
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考题
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You should recommend that Windows Management Instrumentation Command-line （WMIC） be used.B
You should recommend that Lightweight Directory Access Protocol（LDAP）over Secure Socket Layer（SSL） be used.C
You should recommend that Windows Remote Management （WinRM） over SSL be used.D
You should recommend that Remote Desktop Protocol（RDP）over Secure Socket Layer（SSL）be used.
考题
多选题A network is deployed using best practices of the enterprise campus network model， including users with desktop computers connected via IP phones. Given that all components are QoS-capable， where are the two optimal locations for trust boundaries to be configured by the network administrator？（）AhostBIP phoneCaccess layer switchDdistribution layer switchEcore layer switch
考题
单选题You are an administrator of a switched network and your goal is to reduce some of the administrative overhead on your network. You plan on achieving this by configuring a new VLAN for each department in your network. However, you need to share the VLAN information across numerous switches throughout your network. Which of the following would allow you accomplish this?（）A
STPB
GVRPC
SNMPD
VTPE
DHCP
考题
单选题You need make configuration changes to an existing layer 3 switch in the Company network. On a multilayer Catalyst switch， which interface command is used to convert a Layer 3 interface to a Layer 2 interface？（）A
switchport access vlan vlan-idB
switchportC
switchport mode accessD
no switchportE
None of the other alternatives apply
考题
单选题You are the Cisco Network Designer in Cisco.com. In your company site， a NAS is both physicall yand logically in the traffic path. The NAS identifies clients solely based on their MAC addresses. Inwhich access mode has this NAS been configured to operate？（）A
Layer 2 modeB
Layer 2 Edge modeC
Layer 3 modeD
Layer 3 In-Band mode
考题
单选题You are the network administrator of a Layer 3 switched network. Users in one VLAN are complaining that access to the server VLAN is very slow from time to time. Traffic in the local VLAN works without any issue， and users in other VLANs do not have any complaint to reach the server VLAN. What is most likely the cause of this issue？（）A
routing issueB
denial-of-service attackC
MAC floodingD
spanning-tree recalculationE
Layer 2 loopF
ARP spoofing attack
考题
单选题A network administrator is verifying the configuration of a newly installed host by establishing an FTP connection to a remote server. What is the highest layer of the protocol stack that the nework administrator is using for this operation?（）A
applicationB
presentationC
sessionD
transportE
internetF
data link
考题
单选题You are the network administrator of a small Layer 2 network with 50 users. Lately， users have beencomplaining that the network is very slow. While troubleshooting， you notice that the CAM table of yourswitch is full， although it supports up to 12， 000 MAC addresses. How can you solve this issue and preventit from happening in the future？（）A
Upgrade the switchesB
Configure BPDU guardC
Configure VLAN access listsD
Configure port securityE
Configure Dynamic ARP inspection
考题
单选题A network administrator is verifying the configuration of a newly installed host by establishing an FTP connection to a remote server. What is the highest layer of the protocol stack that the nework administrator is using for this operation?（）A
applicationB
presentationC
sessionD
transportE
internetF
datalink
考题
单选题You are the Cisco Network Designer in Cisco.com. Which layer NAS operating mode are ACLfiltering and bandwidth throttling only provided during posture assessment？（）A
Layer 2B
Layer 3C
Layer 4D
out-of-band
考题
单选题You are the network administrator of a small Layer 2 network with 50 users. Lately， users have been complaining that the network is very slow. While troubleshooting， you notice that the CAM table of your switch is full， although it supports up to 12，000 MAC addresses. How can you solve this issue and prevent it from happening in the future？（）A
Upgrade the switchesB
Configure BPDU guardC
Configure VLAN access listsD
Configure port securityE
Configure Dynamic ARP inspection
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