单选题A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。AThis is a 10 Mb/s switch portBThis is a 100 Mb/s switch portCThis is an Ethernet port operating at half duplexDThis is an Ethernet port operating at full duplexEThis is a port on a network interface card in a PC
单选题
A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。
A
This is a 10 Mb/s switch port
B
This is a 100 Mb/s switch port
C
This is an Ethernet port operating at half duplex
D
This is an Ethernet port operating at full duplex
E
This is a port on a network interface card in a PC
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While troubleshooting an issue in the Ezonexam LAN you notice that a network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?A. This is an Ethernet port operating at half duplexB. This is an Ethernet port operating at full duplexC. This is a port on a network interface card in a PCD. This is 10 MB/s switch portE. This is a 100 MB/s switch portF. None of the above
The network administrator has configured port security on a Ezonexam switch. Why would a network administrator configure port security on this Ezonexam device?A．To prevent unauthorized hosts from getting access to the LANB．To limit the number of Layer 2 broadcasts on a particular switch portC．To prevent unauthorized Telnet or SSH access to a switch portD．To prevent the IP and MAC address of the switch and associated portsE．None of the above
A network technician is installing a new managed 10/100 Mbps switch on the network. The network has an older printer with a 10Mbps network adapter that will be moved to the new switch.Which of the following settings on the switch will need to be configured to support the printer?（）A. MAC filteringB. IP addressC. PoED. Port speed
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.
Refer to the exhibit. Given the output shown from this Cisco Catalyst 2950, what is the most likely reason that interface FastEthernet 0／10 is not the root port for VLAN 2?() A.This switch has more than one interface connected to the root network segment in VLAN 2.B.This switch is running RSTP while the elected designated switch is running 802.1d Spanning Tree.C.This switch interface has a higher path cost to the root bridge than another in the topology.D.This switch has a lower bridge ID for VLAN 2 than the elected designated switch.
Why would a network administrator configure port security on a switch()。 A.to prevent unauthorized Telnet access to a switch portB.to limit the number of Layer 2 broadcasts on a particular switch portC.to prevent unauthorized hosts from accessing the LAND.to protect the IP and MAC address of the switch and associated portsE.to block unauthorized access to the switch management interfaces over common TCP ports
A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。A、This is a 10 Mb/s switch portB、This is a 100 Mb/s switch portC、This is an Ethernet port operating at half duplexD、This is an Ethernet port operating at full duplexE、This is a port on a network interface card in a PC
You have just created a new VLAN on your network for inter-VLAN routing. What is one step that you should include in your VLAN-based implementation and verification plan？（）A、Verify that different native VLANs exist between two switches for security purposes.B、Verify that the switch is configured to allow for trunking on the switch ports.C、Verify that each switch port has the proper IP address space assigned to it for the new VLAN. D、Verify that the VLAN virtual interface has been correctly created and enabled.
Two access points running the core feature set are connected to the same switch and are providing guest services. if pspf is enabled. What must be enabled on the switch to prevent clients from seeing one another’s data？（）A、port-based radiusB、802.1q trunkingC、inline powerD、protected port
Switch R1 has been configured with the root guard feature. What statement is true if the spanning tree enhancement Root Guard is enabled？ （）A、 If BPDUs are not received on a non-designated port， the port is moved into the STP loop- inconsistent blocked stateB、 IF BPDUs are received on a PortFast enabled port， the port is disabled.C、 If superior BPDUs are received on a designated port， the interface is placed into the root- inconsistent blocked state.D、 If inferior BPDUs are received on a root port， all blocked ports become alternate paths to the root bride.
Which port role has interface Fa0/2 of switch 1 adopted for VLAN 47？（）A、Root portB、Nondesigned portC、Designated portD、Backup portE、Alternate portF、None of the other alternatives apply
Why would a network administrator configure port security on a switch?（）A、to prevent unauthorized Telnet access to a switch portB、to limit the number of Layer 2 broadcasts on a particular switch portC、to prevent unauthorized hosts from accessing the LAND、to protect the IP and MAC address of the switch and associated portsE、to block unauthorized access to the switch management interfaces over common TCP ports
Which statement correctly describes network security settings in Cisco Network Assistant for the Catalyst Express 500 Switch？（）A、The LOW setting enables broadcast storm control， but has no effect on the number of devices that can connect to a switch portB、The LOW setting enables broadcast storm control and limits the number of devices that can connect to a switch port.C、The LOW setting disables broadcast storm control but limits the number of devices that can connect to a switch portD、The default network setting is "HIGH"
A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?（）A、This is a 10 Mb/s switch port.B、This is a 100 Mb/s switch port.C、This is an Ethernet port operating at half duplex.D、This is an Ethernet port operating at full duplex.E、This is a port on a network interface card in a PC
The network security policy requires that only one host be permitted to attach dynamically to each switch interfacE.If that policy is violated, the interface should shut down. Which two commands must the network administrator configure on the 2950 Catalyst switch to meet this policy? （）A、Switch1(config-if)# switchport port-security maximum 1B、Switch1(config)# mac-address-table secureC、Switch1(config)# access-list 10 permit ip hostD、Switch1(config-if)# switchport port-security violation shutdownE、Switch1(config-if)# ip access-group 10
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 runningconfiguration.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 technician is installing a new managed 10/100 Mbps switch on the network. The network has an older printer with a 10Mbps network adapter that will be moved to the new switch. Which of the following settings on the switch will need to be configured to support the printer?（）A、MAC filteringB、IP addressC、PoED、Port speed
You have just purchased a new Cisco 3560 switch running the enhanced IOS and need configure it to be installed in a high availability network. On a 3560 EMI switch， which three types of interfaces can be used to configure HSRP？（）A、 SVI interfaceB、 Access portC、 EtherChannel port channelD、 Loopback interfaceE、 Routed portF、 BVI interface
The network security policy requires that only one host be permitted to attach dynamically to each switch interface. If that policy is violated, the interface should shut down. Which two commands must the network administrator configure on the 2950 Catalyst switch to meet this policy (Choose two.)（）。A、Switch1(config-if)# switchport port-security maximum 1B、Switch1(config)# mac-address-table secureC、Switch1(config)# access-list 10 permit ip hostD、Switch1(config-if)# switchport port-security violation shutdownE、Switch1(config-if)# ip access-group 10
As a network administrator, you issue the interface auto qos voip cisco-phone command on a port in an edge network. It is possible for a Cisco Catalyst switch to check if a Cisco IP Phone is directly attached to that port by:（）A、using DHCP snoopingB、snooping the incoming 802.1Q VLAN tagC、using CDPD、snooping the CoS marking on the incoming frames
单选题What is the function of the no switchport catalyst switch interface configuration command?（）ADisables the interfaces to prevent traffic flowBClears all the configurations on the interfaceCSwitches the port from access mode to trunk modeDConverts the port from physical Layer 2 port to physical Layer 3 port
单选题A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port?（）AThis is a 10 Mb/s switch port.BThis is a 100 Mb/s switch port.CThis is an Ethernet port operating at half duplex.DThis is an Ethernet port operating at full duplex.EThis is a port on a network interface card in a PC
单选题As a network administrator, you issue the interface auto qos voip cisco-phone command on a port in an edge network. It is possible for a Cisco Catalyst switch to check if a Cisco IP Phone is directly attached to that port by:（）Ausing DHCP snoopingBsnooping the incoming 802.1Q VLAN tagCusing CDPDsnooping the CoS marking on the incoming frames
单选题You have just created a new VLAN on your network for inter-VLAN routing. What is one step that you should include in your VLAN-based implementation and verification plan？（）AVerify that different native VLANs exist between two switches for security purposes.BVerify that the switch is configured to allow for trunking on the switch ports.CVerify that each switch port has the proper IP address space assigned to it for the new VLAN. DVerify that the VLAN virtual interface has been correctly created and enabled.
单选题Switch R1 has been configured with the root guard feature. What statement is true if the spanning tree enhancement Root Guard is enabled？ （）A If BPDUs are not received on a non-designated port， the port is moved into the STP loop- inconsistent blocked stateB IF BPDUs are received on a PortFast enabled port， the port is disabled.C If superior BPDUs are received on a designated port， the interface is placed into the root- inconsistent blocked state.D If inferior BPDUs are received on a root port， all blocked ports become alternate paths to the root bride.
单选题The network administrator has enabled BPDU guard on the LAN. Why is an effective way to prevent an unauthorized rogue switch from altering the spanning-tree topology of this network？ （）ABPDU guard can be used to prevent invalid BPDUs from propagating throughout the network. BBPDU guard can guarantee proper selection of the root bridge.CBPDU guard can be utilized to prevent the switch from transmitteing BPDUs and incorrectly altering the root bridge election.DBPDU guard can be utilized along with PortFast to shut down ports when a switch is connected to the port.ENone of the other alternatives apply
单选题You work as a network Technician. A new workstation has consistently been unable to obtain anIP address from the DHCP server when the workstation boots. Older workstations function normally， and the new workstation obtains an address when manually forced to renew its address. What should be configured on the switch to allow the workstation to obtain an IP address at boot？（）AUplinkFast on the switch port connected to the serverBBackboneFast on the switch port connected to the serverCPortFast on the switch port connected to the workstationDtrunking on the switch