单选题Which type of MAC address is dynamically learned by a switch port and then added to the switch’s runningconfiguration？（）AStatic secure MAC addressBDynamic secure MAC addressCPervasive secure MAC addressDSticky secure MAC address
单选题
Which type of MAC address is dynamically learned by a switch port and then added to the switch’s runningconfiguration？（）
A
Static secure MAC address
B
Dynamic secure MAC address
C
Pervasive secure MAC address
D
Sticky secure MAC address
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You have configured a Ezonexam switch as shown below:Ezonexam3(config-if) switchport port-securityEzonexam3(config-if) switchport port-security mac-address stickySelect the action below that results from executing these commands.A. A dynamically learned MAC address is saved in the VLAN database.B. A dynamically learned MAC address is saved in the startup-configuration file.C. Statically configured MAC addresses are saved in the startup-configuration file if frames from that address are received.D. A dynamically learned MAC address is saved in the running-configuration file.E. Statically configured MAC addresses are saved in the running-configuration file if frames from that address are received.F. None of the above
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After replacing the NIC card of a PC on the LAN, your Cisco switch shows a new MAC address is attached to that port. Which of the following answer choices below correctly describe a MAC address?（）A、It is a globally unique IP address.B、It is a globally unique 48 bit addressC、It is provided by the manufacturer of the NIC.D、It is used as part of the IPX/SPX configuration.E、It is a logical address.
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A network administrator needs to configure port security on a switch.which two statements are true?（）A、The network administrator can apply port security to dynamic access portsB、The network administrator can configure static secure or sticky secure mac addresses in the voice vlan.C、The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.D、The network administrator can apply port security to EtherChannels.E、When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.
A network administrator wants to ensure that only the server can connect to port Fa0/1 on a Catalyst switch. The server is plugged into the switch Fa0/1 port and the network administrator is about to bring the server online. What can the administrator do to ensure that only the MAC address of the server is allowed by switch port Fa0/1?（）A、Configure port Fa0/1 to accept connections only from the static IP address of the server.B、Employ a proprietary connector type on Fa0/1 that is incompatible with other host connectors.C、Configure the MAC address of the server as a static entry associated with port Fa0/1.D、Bind the IP address of the server to its MAC address on the switch to prevent other hosts from spoofing the server IP address.E、Configure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server.F、Configure an access list on the switch to deny server traffic from entering any port other than Fa0/1.
The network is being flooded with invalid Layer 2 addresses， causing switch CAM tables to befilled and forcing unicast traffic to be transmitted out all switch ports. Which type of Layer 2 attackis being used here？（）A、MAC spoofingB、VLAN hoppingC、MAC address floodingD、DHCP floodingE、Session hijacking
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A network administrator must configure 200 switch ports to accept traffic from only the currently attached host devices. What would be the most efficient way to configure MAC-level security on all these ports?（）A、Visually verify the MAC addresses and then telnet to the switches to enter the switchport-port security mac-address commandB、Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address commandC、Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to themD、Use show mac-address-table to determine the addresses that are associated with each port and then enter the commands on each switch for MAC address port-security
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Which of the following devices is used to move frames between a source and destination basedon a MAC address?（）A、RepeaterB、HubC、RouterD、Switch
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单选题Three switches are connected to one anther via trunk ports.Assuming the default switch configuration,which switch is elected as the root bridge for the spanning-tree instance of vlan 1?（）Athe switch with the lowest MAC addressBthe switch with the higest MAC addressCthe switch witch the higest IP addressDthe switch with the lowest IP address
多选题You administer a network with Windows-based endpoints that have custom software images. You want to use Host Checker to require that endpoints are running the custom software image.Which two Host Checker policy rules would be used to enforce this requirement?（）AIsolate a file name unique to the custom image and create a custom rule-type of File which matches on the file. Select the Required option under the custom rule.BIdentify the MAC address unique to network cards installed in PCs with the custom image and create a custom rule-type of MAC Address which matches on the appropriate MAC address.CSelect the Required option under the custom rule Identify the IP address unique to the network cards installed in PCs with the custom image and create a custom rule-type of IP Address which matches on the appropriate IP address. Select the Required option under the custom rule.DIsolate or create a unique Windows registry key for the custom image and create a custom rule- type of Registry Setting which matches on the name of the registry key.
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