單項選擇題When using VSD， traffic flow goes from the virtual machine to which of these？（）

A. Upstream switch
B. Virtual Supervisor Module
C. VMware distributed switch
D. VMware vSwitch
E. Service virtual machine


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1.單項選擇題he Cisco Nexus 1000V Series Switches are virtual machine access switches that are an intelligent software switch implementation for VMware vSphere environments running the Cisco NX-OS Software operating system. Together with the VMware ESX hypervisor， the Nexus 1000V supports Cisco VN-Link server virtualization technology， which provides mobile virtual machine security and network policy for VMware View components， including the DHCP snooping feature. DHCP snooping is disabled on the Nexus 1000V by default. When the DHCP snooping feature is enabled on the Nexus 1000V， what are the default trust settings for the vEthernet and uplink ports？（） 

A. All vEthernet ports are trusted， and all Ethernet ports such as uplinks and port channels are trusted.
B. All vEthernet ports are not trusted， and all Ethernet ports such as uplinks and port channels are not trusted.
C. All vEthernet ports are trusted and all Ethernet ports such as uplinks and port channels are not trusted.
D. All vEthernet ports are not trusted and all Ethernet ports such as uplinks and port channels are trusted.

2.多項選擇題

n1kv-l3（config）# show lacp offload status  
Current Status ： Enabled  
Running Config Status ： Enabled  
Saved Config Status ： Disabled 
What two facts does the output signify？ （）

A. LACP is enabled on the Nexus 1000v.
B. LACP will be offloaded to the upstream switch.
C. LACP will be negotiated to the VM.
D. LACP is negotiated by the VSM.
E. LACP is negotiated by the VEM in all instances.

3.多項選擇題vPath is a critical component in the VNS architecture. Which two are functions of vPath？（）

A. intelligent traffic steering to the VSG
B. offloading the processing from the VSG to the VEM
C. intelligent traffic steering to the VNMC
D. offloading the processing from the VSG to the flow manager
E. deep packet inspection

4.單項選擇題Which port channel command is recommended for N1KV on Cisco UCS？（）

A. channel-group auto mode on
B. channel-group auto mode active
C. channel-group auto mode on sub-group cdp
D. channel-group auto mode on sub-group manual
E. channel-group auto mode on mac-pinning

5.多項選擇題Cisco IOS NetFlow gathers data that can be used in which three of these？ （）

A. accounting
B. authentication
C. authorization
D. network monitoring
E. network planning

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