單項(xiàng)選擇題

Given the following configuration: 
port-profile type ethernet DATA-UPLINK  
vmware port-group 
switchport trunk allowed vlan 1-3967,4048-4093 
channel-group auto mode on 
no shutdown 
state enabled 
port-profile type ethernet MGMT-UPLINK 
vmware port-group 

switchport trunk allowed vlan 10-12 
channel-group auto mode on 
no shutdown 
state enabled 

  
VEMs are seen to be joining and then are lost from the Cisco VSM. How would you resolve this issue?()

A. Remove second NIC from each port profile
B. Remove VEM from VSM (no vem X), remove NICs, and reinsert
C. Ensure that VLANs on uplink profiles are not overlapping
D. Reinstall VEM
E. Issue the command "module vem X execute vemcmd set pinning module vsm 1"


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1.單項(xiàng)選擇題What is the use of ERSPAN on N1kv?()  

A. Send monitored traffic to a VLAN
B. Send monitored traffic to a remote VEM over L2
C. Receive monitored traffic on a vEthernet interface
D. Send monitored traffic to an IP destination

2.多項(xiàng)選擇題Which statements are valid for a local SPAN configuration? ()

A. Source and destination interface must be on the same host
B. Source and destination interfaces can be on different hosts
C. Destination vEthernet interface can be on a different VLAN than the source
D. Destination interface can be a physical port
E. Destination interface cannot be a physical port

4.多項(xiàng)選擇題

A customer would like to monitor traffic that is being sent to a specific virtual machine named VM001 using SPAN. The customer has another virtual machine configured as a sniffer host called VM002. What configuration is required, and what other changes will need to be made? ()
VSM-PRI-188# sh int vethernet 5 
Vethernet5 is up 
Port description is VM001, Network Adapter 2 

HardwarE. Virtual, address: 0050.56b0.001e (bia 0050.56b0.001e) 
Owner is VM "VM001", adapter is Network Adapter 2 
Active on module 5  
VMware DVS port 484  
Port-Profile is VM-vlan-10  
Port mode is access 
   

VSM-PRI-188# sh int vethernet 6  
Vethernet6 is up 
Port description is VM002, Network Adapter 1 
HardwarE. Virtual, address: 0050.56b0.0020 (bia 0050.56b0.0020) 
Owner is VM "VM002", adapter is Network Adapter 1 
Active on module 5  
VMware DVS port 485  
Port-Profile is VM-vlan-10  
Port mode is access 

  

A. Monitor session 1 type span       Source interface veth5 both      Destination interface veth6      No shut
B. monitor session 1      source vlan 10      destination interface veth6      no shut
C. monitor session 1 type er-span      source interface vlan 10      destination ip 10.1.1.10      no shut
D. VM002 must be removed from the Nk1V
E. Move VM002 to Module 5
F. Restart the VEM on module 5

5.多項(xiàng)選擇題DHCP snooping on Cisco Nexus 1000V Series Switches acts like a firewall between untrusted hosts and trusted DHCP servers by doing which of these? ()

A. validates DHCP messages received from untrusted sources and filters out invalid response messages from DHCP servers
B. intercepts all ARP requests and responses on untrusted ports
C. builds and maintains the DHCP snooping binding database, which contains information about untrusted hosts with leased IP addresses
D. uses the DHCP snooping binding database to validate subsequent requests from untrusted hosts
E. limits IP traffic on an interface to only those sources that have an IP-MAC address binding table entry or static IP source entry

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