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单选题
As an experienced network engineer, you are asked to troubleshoot a CIS network outage. During the troubleshooting process, you notice that one of your colleagues connects additional devices to the network with the use of his own switch. With the purpose of improving speed, the switch is attached to both network ports in an office, which leads to bridge loop. Enabling which of the following feature will be able to prevent this problem from happening again?（）
A
GLBP
B
RSTP
C
BPDU guard
D
root guard
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更多 “单选题As an experienced network engineer, you are asked to troubleshoot a CIS network outage. During the troubleshooting process, you notice that one of your colleagues connects additional devices to the network with the use of his own switch. With the purpose of improving speed, the switch is attached to both network ports in an office, which leads to bridge loop. Enabling which of the following feature will be able to prevent this problem from happening again?（）A GLBPB RSTPC BPDU guardD root guard” 相关考题
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A.B.C.D.E.F.
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As an experienced network engineer, you are asked to troubleshoot a CIS network outage. During the troubleshooting process, you notice that one of your colleagues connects additional devices to the network with the use of his own switch. With the purpose of improving speed, the switch is attached to both network ports in an office, which leads to bridge loop. Enabling which of the following feature will be able to prevent this problem from happening again?（）A、GLBPB、RSTPC、BPDU guardD、root guard
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You work as a network engineer for the company， you want to configure two BGP speakers to form an EBGP session across a firewall. On the engineer’s network， the firewall always permits TCP sessions that are initiated from the inside network （the network attached to the inside interface of the firewall）. What prerequisite is there for enabling BGP to run on this network？（）A、EBGP multihop will need to be configured for this to work.B、This should work with normal BGP peering， with no additional configuration on the BGP speakers or the firewall.C、The BGP protocol port must be opened on the firewallD、There is no way to make BGP work across a firewall.
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As an experienced Network Engineer, you are required to implement the security architecture assessment. Which of the following statement describes the most important reason for that?（）A、Create a design specification document.B、Integrate routing and switching components.C、Document power and UPS availabilityD、Document the customer's current and future technology projects.
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As an experienced Network Engineer, you are required to characterize an existing CIS network. In such a situation, what is the last step to take?（）A、Perform a network audit.B、Form an impression about the network.C、Use traffic analysis to augment organizational input.D、Prepare and add to the network description.
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As an experienced Network Engineer, you are responsible for network connectivity and system configuration. Which of the following protocols will be supported by Cisco Nonstop Forwarding (NSF)?（）A、ISSU，OSPF，IS-ISB、IETF，OSPF，ISSUC、IS-IS，EIGRP，SSO，BGPD、EIGRP，BGP，OSPF，IS-IS
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As an experienced technician, you are responsible for Technical Support in your company. You ask one of the trainees to document the layers of an existing CIS network. Which three statements best characterize this process? （）(Choose three.)A、It provides reliable input for verifying network consistency.B、It requires a network audit to support some upgrade decisions.C、It requires a network audit to support any network restructuring.D、It begins with gathering organizational input that may be inaccurate.
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As an experienced technician， you are responsible for infrastructure design and globalconfiguration changes. You are asked to deploy a Voice over Wireless LAN for your company. Ifthe cells have the same channel， the separation between them should be（）A、 19dbmB、 10dbmC、 67dbmD、 86dbm
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考题
单选题You work as the IT professional in an international company which is named wiikigo. You are experienced in implementing and administering a network operating system. You are specialized in configuring IP addressing and services. Configuring name resolution and network access and so on.Your company is desigiing its network. The network will use an IPv6 prefix of 2001:DB8: BBCC:0000::/53. You have to identify an IPv6 addressing scheme that will support 2000 subnets. Which network mask should you use?（）A
You should use /63.B
You should use /64.C
You should use /61.D
You should use /62.
考题
单选题As an experienced technician， you are responsible for infrastructure design and globalconfiguration changes. You are asked to deploy a Voice over Wireless LAN for your company. Ifthe cells have the same channel， the separation between them should be（）A
19dbmB
10dbmC
67dbmD
86dbm
考题
单选题As an experienced Network Engineer, you are responsible for network connectivity and system configuration. Which of the following protocols will be supported by Cisco Nonstop Forwarding (NSF)?（）A
ISSU，OSPF，IS-ISB
IETF，OSPF，ISSUC
IS-IS，EIGRP，SSO，BGPD
EIGRP，BGP，OSPF，IS-IS
考题
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L2F tunnelB
L2TP tunnelC
GRE tunnelD
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Enable the highest level of Syslogging available to ensure you log all possible event messagesB
Use SSH to access your Syslog informationC
Log all messages to the system buffer so that they can be displayed when accessing the routerD
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单选题You deployed new fibers in your network to replace copper spans that were too long. While reconnecting the network，you experienced network problems because you reconnected wrong fibers to wrong ports. What could you do to prevent this type of problem in the future，particularly when connecting and reconnecting fiber pairs？（）A
Only use fiber in pairs.B
Configure root guard on your switches.C
Do not use fiber but use copper.D
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考题
单选题When you are asked to assist in accepting delivery of goods, you should（）A
make clear of your authorityB
make friends with ships crewC
call the first engineer if there is a problemD
call the master if there is a problem
考题
单选题You have been asked to use a 23-bit network mask to segment the network block 209.18.12.0.How many usable host addresses will there be per subnet?（）A
510B
1022C
2046D
8190
考题
多选题As an experienced technician, you are responsible for Technical Support in your company. You ask one of the trainees to document the layers of an existing CIS network. Which three statements best characterize this process? （）(Choose three.)AIt provides reliable input for verifying network consistency.BIt requires a network audit to support some upgrade decisions.CIt requires a network audit to support any network restructuring.DIt begins with gathering organizational input that may be inaccurate.
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多选题As a Cisco Network Engineer, you have to master the knowledge of the Cisco Storage Area Network solution for the data center. Which three of the following are features of it? （）(Choose three.)AIt provides multiprotocol support.BIt allows you to create separate networks on the VSAN.CIt allows you to migrate to new technologies without a complete equipment upgrade.DIt reduces cost and complexity by providing an easy transition to evolving technologies.
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