As a Cisco Network Engineer, you have to master the knowledge of the Cisco validated Design program. Which two of the following descriptions correctly identify its features? （）(Choose two.)

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  A . It provides multiprotocol support. B . It allows you to create separate networks on the VSAN. C . It allows you to migrate to new technologies without a complete equipment upgrade. D . It reduces cost and complexity by providing an easy transition to evolving technologies.

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• As a Network Engineer, you decide to apply Cisco enterprise solution throughout the CIS network. What are the two advantages? （）(Choose two.)

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• Which of these is a benefit of using Network Admission Control instead of Cisco Identity Based Networking Services？（）

  A .  NAC can authenticate using 802.1X and IBNS cannot B .  NAC can ensure only compliant machines connect and IBNS cannot C .  NAC can ensure access to the correct network resources and IBNS cannot D .  NAC can manage user mobility and reduce overhead costs and IBNS cannot

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• ou are the Cisco Network Designer in Cisco.com. Which of these practices should you followwhen designing a Layer 3 routing protocol？（）

  A .  Never peer on transit links. B .  Build squares for deterministic convergence. C .  Build inverted U designs for deterministic convergence. D .  Summarize routes at the distribution to the core to limit EIGRP queries or OSPF LSA propagation.

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• As a network administrator, you issue the interface auto qos voip cisco-phone command on a port in an edge network. It is possible for a Cisco Catalyst switch to check if a Cisco IP Phone is directly attached to that port by:（）

  A . using DHCP snooping B . snooping the incoming 802.1Q VLAN tag C . using CDP D . snooping the CoS marking on the incoming frame

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• Which three items are Cisco best-practice recommendations for securing a network？（）

  A . Routinely apply patches to operating systems and applications B . Disable unneeded services and ports on hosts C . Deploy HIPS software on all end-user workstations D . Require strong passwords and enable password expiratio

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• You work as a network technician at Company. Your boss， Mrs.， is interested in  the Cisco Compatible Extensions program.  What are three features of this program？ （）

  A .  Accounting B .  Analog and digital voice C .  Mobility D .  Security E .  Routing and switching F .  VLAN and QoS

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• You work as a network technician at Certkiller .com. Please study the exhibit carefully. From this Cisco SDM security Audit Wizard screen， what should you do to secure the Router？（）https://assets.asklib.com/images/image2/2018073114365065712.jpg

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• You are the Cisco Network Designer in Cisco.com. Which of these is a Layer 2 transport architecture that provides packet-based transmission optimized for data based on a dual ringtopology？（）

  A .  Dynamic Trunking Protocol B .  Resilient Packet Ring C .  Synchronous Digital Hierarchy D .  Coarse Wave Division Multiplexing

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• You are the Cisco Network Designer in Cisco.com. Which of these are important when determining how many users a NAS can support?（）

  A . bandwidth B . number of plug-ins per scan C . total number of network devices D . number of checks in each posture assessment

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• Router 1 is configured for BGP as dual-homed on the Cisco network. Which three BGP attributes are carried in every BGP update on this router （both IBGP and EBGP）？（）

  A . origin B . router-ID C . AS-path D . local-preference E . next-ho

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• You are the Cisco Network Designer in Cisco.com. Which of these are important whendetermining how many users a NAS can support？（）

  A .  bandwidth B .  number of plug-ins per scan C .  total number of network devices D .  number of checks in each posture assessment

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• A customer wants to deploy a single-band access point for an 802.11 b/g solution now. with theoption to upgrade to 802.11 a/b/g as network requirements change. Which Cisco access point series is best suited for this requirement？（）

  A .  CiscoAironet 1000 Series products B .  CiscoAironet 1100 Series products C .  CiscoAironet 1130AG Series products D .  CiscoAironet 1200 Series product

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• What type of services are provided by the Cisco IOS gateways in a VoIP network with Cisco CallManger functionality？（）

  A . Cisco IOS gateways provide services such as address translation and network access control for the devices on the network B . Cisco IOS gateways provide services such as bandwidth management and accounting C . Cisco IOS gateways provide media termination and signal translation between the public switched telephone network （PSTN） and IP networks D . Cisco IOS gateways provide zone management for all registered endpoints in the network

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• As an experienced network administrator, you are asked to troubleshoot a QoS problem. In which way might the Cisco NetFlow be helpful during the troubleshooting process?（）

  A . NetFlow can discover the protocols in use and automatically adjust QoS traffic classes to meet policy-map requirements. B . NetFlow records can be used to understand traffic profiles per class of service for data, voice, and video traffic. C . NetFlow can be configured to identify voice and video traffic flows and place them into a low-latency queue for expedited processing. D . NetFlow can report on the number of traffic matches for each class map in a configured QoS policy configuration.

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• A Cisco Catalyst switch is part of the CIS network. As an experienced network administrator, you are thinking of filtering the traffic within VLANI00 with the use of a VACL named "test" on that switch. Which of the following command will enable that?（）  

  A . interface vlan 100 ip access-group test in B . interface vlan 100 ip access-group test C . vlan access-map test 100 D . vlan filter test vlan-list 100

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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-IS B . IETF，OSPF，ISSU C . IS-IS，EIGRP，SSO，BGP D . EIGRP，BGP，OSPF，IS-IS

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• As a Cisco Network Engineer, you have to master the knowledge of the Cisco validated Design (CVD) program. Which three of the following descriptions are appropriate about the CVD program?（） (Choose three.)

  A . It incorporates a narrow range of technologies and products. B . It facilitates faster and more reliable customer deployments. C . It extends the value of designs through a sustained development plan. D . It incorporates products and technologies into enterprise, service provider, and commercial systems.

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• Since rail network is not as extensive as highway network in most countries and its limitation to fixed track facilities, as a result, railroads provide （） service.

  A . Door to door B . Door to cy C . Door to cfs D . Terminal to terminal

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• In a Cisco SDN， every element in the network acts as a point of defense. Which two best describethe features of Cisco SDN？ （）

  A .  enables automated threat response B .  enables noncompliant device access C .  enables endpoint posture enforcement D .  enables third-party client and server protocol

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• As a Network Engineer in a large-sized company, you have to master the knowledge of the Cisco mobility solution. Which of the following statement most appropriately identifies the characteristics of it?（）

  A . It provides high-level integrated security from the wireless access point to the client and automatically encrypts voice and data in transit. B . It allows you to centralize management, automate repetitive tasks, and provision IP services easily. C . It centralizes your infrastructure and allows you to share resources more effectively by combining separate data centers into an interconnected SAN. D . It authenticates users and devices so that it is impossible for a rogue device to be connected to the network.

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• https://assets.asklib.com/images/image2/2018073017084243089.jpg You work as a network engineer for . You study the exhibit carefully. What best describes the Cisco IOS IP SLA command and output in the exhibit？（）

  A . verifies which operation types have been enabled for IP SLA source B . verifies which operation types have been enabled for IP SLA responder C . verifies which operation types are supported in software D . verifies enabled operation types that are not running

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• What type of services are provided by the Cisco IOS gateways in a VoIP network with Cisco CallManager functionality？ （）

  A . Cisco IOS gateways provide services such as address translation and network access control for the devices on the networl B . Cisco IOS gateways provide services such as bandwidth management and accounting C . Cisco IOS gateways provide media termination and signal translation between the public switched telephone network （PSTN） and IP networks D . Cisco IOS gateways provide zone management for all registered endpoints in the network

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• When you enter the interface command auto qos voip cisco-phone on a port at the edge of a network,how does the Cisco Catalyst switch detect if a Cisco IP Phone is connected to the port?（）

  A . by snooping the CoS marking on the incoming frames B . by using RTP hello messages between the switch port and the Cisco IP Phone C . by using CDP D . by using DHCP snooping E . by snooping the incoming 802.1Q VLAN tag

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