What is the use of ERSPAN on N1kv？（）  

多项选择题WhichstatementsarevalidforalocalSPANconfiguration？（）

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

多项选择题Given a host with two NICs assigned to a N1k profile，which topologies are suitable for this type of configuration （） port-profile type Ethernet name VM-Data  vmware port-group  switchport mode trunk  switchport allowed vlan 400-410  channel-group auto mode active  no shut   state enabled

A. Cisco UCS fabric interconnects
B. Pair of N5K’s in VPC
C. Standalone N5K
D. Pair of N5K’s in non-VPC
E. Cisco Catalyst 6000 Switch in VSS

多项选择题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

多项选择题DHCPsnoopingonCiscoNexus1000VSeriesSwitchesactslikeafirewallbetweenuntrustedhostsandtrustedDHCPserversbydoingwhichofthese？（）

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

单项选择题A Cisco switch has this configuration for a port channel connecting to an ESXi using dual NICs and is intended for use with an N1Kv.  Interface fastethernet 1 10  Switchport mode trunk  Switchport trunk allowed vlan all  Channel-group 10 mode on  No shut  Interface fastethernet 1 11   Switchport mode trunk  Switchport trunk allowed vlan all  Channel-group 10 mode on  No shut  Interface port-channel 10   Switchport mode trunk  Switchport allowed vlan all No shut  Which Port Channel configuration must be used on the Nexus 1000v port-profile？（）

A. MAC pinning
B. Cisco Discovery Protocol pinning
C. Mode On
D. Mode Active
E. No port channel configuration