Which two features must be configured to perform AToM NSF？（）A、FRRB、SSOC、distribute CEFD、switch virtual pathE、graceful restart

第1题：

Which three statements about VTP features are true?（）

• A、When properly configured,VTP minimizes VLAN misconfigurations and configuration inconsistencies
• B、Each broadcast domain on a switch can have its own unique VTP domain
• C、VTP works at Layer 3 of the OSI model and requires that a management VLAN IP address be configured.
• D、When properly configured,VTP maintains VLAN configuration consistency and accelerates trunk link negotiation.
• E、VTP pruning is used to increase available bandwidth in trunk links
• F、Client,server,and transparent are valid VTP modes
• G、To configure a switch to be part of two VTP domains,each domain must have its own passwords

第2题：

The hardware and software configurations for vPC+ are similar to that of traditional vPC. What are the differences in the configuration of vPC+？ （）

• A、 FabricPath switch ID must be configured under the vPC domain.
• B、 Virtual switch ID of vPC+ must be configured under FabricPath domain.
• C、 On Cisco Nexus 7000 Series Switch， F1 interfaces must be used as the vPC+ peer links.
• D、 The vPC+ peer link must be configured as a Cisco FabricPath core port （switchport mode fabricpath）.
• E、 FabricPath subswitch ID must be configured under the vPC domain.

第3题：

What are the two benefits of graceful restart？（）

• A、Graceful restart allows session information recovery without disruption to the network.
• B、A node can perform a graceful restart to help a neighbor recover its state. The label bindings are kepton state information， which helps the failed node recover faster and does notaffect the current for wardtraffic.
• C、Graceful restart allows a node to recover state from its neighbor when there is no RP or before thedevice undergoes SSO.
• D、Graceful restart does not allow session information recovery.
• E、During a graceful restart， the router removes any stale prefixes after a timer for stale entries expires

第4题：

When supporting multiple authentication domains, the domain map must be configured with which two options?（）

• A、hostname
• B、static route
• C、virtual router
• D、loopback reference

第5题：

The OSPF RFC 3623 Graceful Restart feature allows you to configure IETF NSF in ultivendor networks. When using OSPF Graceful Restart，which mechanism is used tocontinue forwarding packets during a switchover？（）

• A、Reverse Path Forwarding
• B、Hardware-based forwarding
• C、UDP forwarding
• D、Layer 2 Forwarding

第6题：

An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location? （）

• A、The switch must be configured with an IP address, subnet mask, and default gateway.
• B、The switch must be connected to a router over a VLAN trunk.
• C、The switch must be reachable through a port connected to its management VLAN.
• D、The switch console port must be connected to the Ethernet LAN.
• E、The switch management VLAN must be created and have a membership of at least one switch

第7题：

A cluster node has a failed fibre adapter requiring the node to be halted to replace it. To minimize downtime， what is the appropriate method of performing this repair？（）

• A、 Perform the cIRGmove command to move the node’s resources to another cluster node.
• B、 Perform a graceful stop of the cluster，replace the adapter，and restart the cluster.
• C、 Perform a force stop of the cluster node，replace the adapter，and restart the cluster. 
• D、 Perform a graceful takeover of the cluster，replace the adapter，and restart the cluster.

第8题：

Which three pre-conditions must be met before an OSPF router can perform graceful restart? （）

• A、Router must be an ABR.
• B、Router must contain one sham link.
• C、The network topology must be stable.
• D、Router must be able to forward packets.
• E、Neighbors must support graceful restart.

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第13题：

To which switch or switches should you provide redundant links in order to achieve high availability with reliable fast convergence in the enterprise campus？（）

• A、 to a core switch running Cisco NSF and SSO from redundant distribution switches connected with a Layer 2 link
• B、 to a core switch running Cisco NSF and SSO from redundant distribution switches connected with a Layer 3 link
• C、 to two core switches from redundant distribution switches connected with Layer 2 link
• D、 to two core switches from redundant distribution switches connected with Layer 3 link
• E、 to two core switches running Cisco NSF and SSO from two redundant distribution switches running Cisco NSF and SSO

第14题：

Which of the following two statements about Cisco NSF and SSO are the most relevant to thenetwork designer？ （）

• A、 You can reduce outage 1 to 3 seconds by using SSO in Layer 2 environment or Cisco NSF with SSO in a Layer 3 environment.
• B、 SSO and NSF each require the device to either be graceful restart-capable or graceful-aware.
• C、 In a fully redundant topology adding redundant supervisor a with NSF and SSO may causelonger convergence times than single supervisors with turned IGP times
• D、 The primary deployment scenario for Cisco NSF with SSO is in the Distribution and Corelayers.
• E、 Cisco NSF-aware neighbor relationship are independent of any turned IGP times

第15题：

Which three pre-conditions must be met before an OSPF router can perform graceful restart？（）

• A、Router must be ABR
• B、Router must contain one sham link.
• C、The network topology must be stable.
• D、Router must be able to forward packets.
• E、Neighbors must support graceful restart.

第16题：

An administrator would like to configure a switch over a virtual terminal connection from locations outside of the local LAN. Which of the following are required in order for the switch to be configured from a remote location？ （）

• A、The switch must be configured with an IP address,subnet mask,and default gateway.
• B、The switch must be connected to a router over a VLAN trunk.
• C、The switch must be reachable through a port connected to its management VLAN.
• D、The switch console port must be connected to the Ethernet LAN.
• E、The switch management VLAN must be created and have a membership of at least one switch port.
• F、The switch must be fully configured as an SNMP agent.

第17题：

Which two of the following actions must an OSPF NSF-capable router execute after a supervisor engine switchover?（） (Choose two.)

• A、Re-learn the available OSPF neighbors with neighbor relationship restart
• B、Send the graceful restart message
• C、Re-acquire the link state database content for the network
• D、Re-learn the available OSPF neighbors without neighbor relationship restart

第18题：

Cat6500（config）# router ospf 1  Cat6500（config-router）# network 0.0.0.0 255.255.255.255 area 0  Cat6500（config-router）# nsf Cat6500（config-router）#end  Refer to the exhibit. The configuration is used to enable nonstop forwarding for OSPF on a Catalyst 6500 Series  Switch with redundant supervisor engines.  The default CEF configuration is unchanged. After testing， user traffic is interrupted and NSF is not operational.  What is the most likely reason？ （）

• A、CEF was not properly configured.
• B、OSPF was not properly configured for graceful restart.
• C、Stateful switchover was not correctly configured.
• D、NSF for OSPF is only supported in area 0.

第19题：

Which pre-conditions must be met before an OSPF router can perform graceful restart？（）

• A、Router must be ABR
• B、Router must contain one sham link.
• C、The network topology must be stable.
• D、Router must be able to forward packets.
• E、Neighbors must support graceful restart.

第20题：

Your network contains a Hyper-V host named Hyperv1 that runs Windows Server 2012 R2. Hyperv1 has a virtual switch named Switch1. You replace all of the network adapters on Hyperv1 with new network adapters that support singleroot I/O virtualization （SR-IOV）. You need to enable SR-IOV for all of the virtual machines on Hyperv1. Which two actions should you perform？（）

• A、On each virtual machine， modify the Advanced Features settings of the network adapter
• B、Modify the settings of the Switch1 virtual switch
• C、Delete， and then recreate the Switch1 virtual switch
• D、On each virtual machine， modify the BIOS settings
• E、On each virtual machine， modify the Hardware Acceleration settings of the network adapter

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