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When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?
A．when all switches have the same BID as the root switch
B．when all switches have received the MAC address of each neighboring switch
C．when every enabled switch port has been assigned a unique identifier
D．when every operating switch port is in either the blocking or forwarding state
E．when all switches are in either client, server, or transparent mode
参考答案
更多 “ When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?A．when all switches have the same BID as the root switchB．when all switches have received the MAC address of each neighboring switchC．when every enabled switch port has been assigned a unique identifierD．when every operating switch port is in either the blocking or forwarding stateE．when all switches are in either client, server, or transparent mode ” 相关考题
考题
When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements? Choose all the valid answer choices)A. Bridges are faster than switches because they have fewer ports.B. A switch is a multiport bridge,C. Bridges and switches learn MAC addresses by examining the source MAC address of each frame. received.D. A bridge will forward a broadcast but a switch will not.E. Bridges and switches increase the size of a collision domain.F. None of the above statements are true.
考题
A new switch is being installed in the Ezonexam network and you have been assigned the task of connecting it to an existing switch. In doing this, you want to set up the VLAN Trunking Protocol so that VLAN information can be passed between the switches. Which of the following must you do to accomplish this? (Choose all that apply).A．You must set each end of the trunk line to IEEE 802.1e encapsulation.B．You must set the same VTP management domain name on both switches.C．You must set all ports on the two switches as access ports.D．You must configure one of the switches as a VTP server.E．You must use a rollover cable to connect the two switches.
考题
A new switch is installed in the Ezonexam network. This switch is to be configured so that VLAN information will be automatically distributed to all the other Cisco Catalyst switches in the network.Which of the conditions below have to be met in order for this to occur? (Choose all that apply).A. The switch that will share the VLAN information must be in the VTP Server mode.B. The switches must be in the same VTP domain.C. The switch that will share the VLAN information must be configured as the root bridge.D. The switches must be configured to use the same VTP version.E. The switches must be configured to use the same STP version.F. The switches must be configured to use the same type of ID tagging.G. The switches must be connected over VLAN trunks.
考题
The Ezonexam network administrator needs to a switch named VE1 to become the root bridge for a redundant path switched network. What can be done to ensure that VE1 will always assume the role as the root bridge?A．Assign the switch a higher MAC address than the other switches in the network haveB．Establish a direct link from the switch to all other switches in the networkC．Configure the switch full-duplex operation and configure the other switches for half-duplex operationD．Configure the switch so that it has lower priority than other switches in the networkE．None of the above
考题
What are the switch and bridge port characteristics of a layer two spanning－tree network that is fully converged?()
A. All switch and bridge ports are in the forwarding state.B. All switch and bridge ports are in the stand-by state.C. All switch and bridge ports are assigned as either root or designated ports.D. All switch and bridge ports are in either the forwarding or blocking state.E. All switch and bridge are either blocking or looping.
考题
A new switch is installed in the Testking network. This switch is to be configured sothat VLAN information will be automatically distributed to all the other Cisco Catalyst switches in the network.Which of the conditions below have to be met in order for this to occur?（）A. The switch that will share the VLAN information must be in the VTP Server mode.B. The switches must be in the same VTP domain.C. The switch that will share the VLAN information must be configured as the root bridge.D. The switches must be configured to use the same VTP version.E. The switches must be configured to use the same STP version.F. The switches must be configured to use the same type of ID tagging.G. The switches must be connected over VLAN trunks.
考题
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 command.B. Have end users e-mail their MAC addresses. Telnet to the switch to enter the switchport-port security mac-address command.C. Use the switchport port-security MAC address sticky command on all the switch ports that have end devices connected to them.D. 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.
考题
Which of the following are true regarding bridges and switches?()
A. Bridges are faster than switches because they have fewer ports.B. A switch is a multiport bridge.C. Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.D. A bridge will forward a broadcast but a switch will not.E. Bridges and switches increase the size of a collision domain.
考题
Refer to the exhibit. Which statement is true?()
A.The Fa0/11 role confirms that SwitchA is the root bridge for VLAN 20.B.VLAN 20 is running the Per VLAN Spanning Tree Protocol.C.The MAC address of the root bridge is 0017.596d.1580.D.SwitchA is not the root bridge, because not all of the interface roles are designated.
考题
Which three statements accurately describe layer 2 Ethernet switches?()
A.Microsegmentation decreases the number of collisions on the network.B.if a switch receives a frame for an unkown destination,it uses ARP to resolve the address.C.Spanning Tree Protocol allows switches to automatically share vlan information.D.In a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.E.Establishing vlans increases the number of broadcast domains.F.Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
考题
A network administrator needs to force a high-performance switch that is located in the MDF to become the root bridge for a redundant path switched network. What can be done to ensure that this switch assumes the role as root bridge（）。A.Establish a direct link from the switch to all other switches in the network.B.Assign the switch a higher MAC address than the other switches in the network have.C.Configure the switch so that it has a lower priority than other switches in the network.D.Configure the switch for full-duplex operation and configure the other switches for half-duplex operation.E.Connect the switch directly to the MDF router, which will force the switch to assume the role of root bridge.
考题
Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?（）A、STPB、VTPC、GVRPD、SNMPE、DHCP
考题
When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?（）A、when all switches have the same BID as the root switchB、when all switches have received the MAC address of each neighboring switchC、when every enabled switch port has been assigned a unique identifierD、when every operating switch port is in either the blocking or forwarding stateE、when all switches are in either client, server, or transparent mode
考题
The Company network utilizes the Multiple-instance Spanning Tree protocol in its switched LAN. Which three statements about the MST protocol （IEEE 802.1S） are true？ （）A、 To verify the MST configuration， the show pending command can be used in MST configuration mode.B、 When RSTP and MSTP are configured； UplinkFast and BackboneFast must also be enabled.C、 All switches in the same MST region must have the same VLAN-to-instance mapping， but different configuration revision numbers.D、 All switches in an MST region， except distribution layer switches， should have their priority lowered from the default value 32768.E、 An MST region is a group of MST switches that appear as a single virtual bridge to adjacent CST and MST regions.F、 Enabling MST with the "spanning-tree modemst" global configuration command also enables RSTP.
考题
When troubleshooting the issue， you notice the election of a new root bridge with an unknown MAC address. Knowing that all access ports have the PortFast feature enabled， what would be the easiest way to resolve the issue without losing redundant links？（）A、Enable bpduguard globally.B、Enable rootguard.C、Enable loopguard.D、Enable spanning tree.E、Enable UDLD
考题
Refer to Topic TestKing.com in iPAD document.What happens to the network when TestKingX is reconnected and a trunk exists between the two switches?（）A、All VLANs except the default VLAN will be removed from all switches.B、All existing switches will have the students, admin, faculty, Servers, Management,Production, and no-where VLANs.C、The VLANs Servers, Management, Production, and no-where will replace the VLANs on SwX.D、The VLANs Servers, Management, Production, and no-where will be removed from existing switches.
考题
You have a trunk link operating between two switches and you’re experiencing problems withframes leaking between the two VLANs. Each switch has identical modules， software revisionsand VLAN configuration information. Spanning tree protocol is disabled on all VLANs. What isprobably causing this problem？（）A、The link is using IEEE 802.1Q protocolB、The link is using IEEE 802.1E protocolC、Spanning tree is disabledD、Not enough information to determineE、The native VLAN information is identical at each end of the linkF、The native VLAN information is different at each end of the link
考题
When two bridges are competing for the root bridge of an IEEE 802.1D spanning tree and both have the same bridge priority configured， which parameter determines the winner？（）A、highest-numbered IP interfaceB、MAC addressC、device uptimeD、root port cost
考题
When comparing and contrasting the similarities and differences between bridges and switches, which of the following are valid statements?（）A、Bridges are faster than switches because they have fewer ports.B、A switch is a multiport bridge,C、Bridges and switches learn MAC addresses by examining the source MAC address of each frame received.D、A bridge will forward a broadcast but a switch will not.E、Bridges and switches increase the size of a collision domain.F、None of the above statements are true.
考题
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
考题
Which three statements accurately describe layer 2 Ethernet switches？（）A、Microsegmentation decreases the number of collisions on the network.B、if a switch receives a frame for an unkown destination，it uses ARP to resolve the address.C、Spanning Tree Protocol allows switches to automatically share vlan information.D、In a properly functioning network with redundant switched paths，each swiched aegment will contain oneroot bridge with all its ports in the forwarding state.All other switches in that broadcast domain will haveonly one root port.E、Establishing vlans increases the number of broadcast domains.F、Switches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3address information.
考题
单选题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
考题
单选题When is a switched network that is running the Spanning Tree Protocol considered to be fully converged?（）A
when all switches have the same BID as the root switchB
when all switches have received the MAC address of each neighboring switchC
when every enabled switch port has been assigned a unique identifierD
when every operating switch port is in either the blocking or forwarding stateE
when all switches are in either client, server, or transparent mode
考题
多选题Which three statements accurately describe layer 2 Ethernet switches？（）AMicrosegmentation decreases the number of collisions on the network.Bif a switch receives a frame for an unkown destination，it uses ARP to resolve the address.CSpanning Tree Protocol allows switches to automatically share vlan information.DIn a properly functioning network with redundant switched paths，each swiched aegment will contain oneroot bridge with all its ports in the forwarding state.All other switches in that broadcast domain will haveonly one root port.EEstablishing vlans increases the number of broadcast domains.FSwitches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3address information.
考题
多选题Which three statements accurately describe layer 2 Ethernet switches?（）AMicrosegmentation decreases the number of collisions on the network.Bif a switch receives a frame for an unkown destination,it uses ARP to resolve the address.CSpanning Tree Protocol allows switches to automatically share vlan information.DIn a properly functioning network with redundant switched paths,each switched aegment will contain one root bridge with all its ports in the forwarding state.All other switches in that broadcast domain will have only one root port.EEstablishing vlans increases the number of broadcast domains.FSwitches that are configured with vlans make forwarding decisions based on both layer 2 and layer 3 address information.
考题
单选题Which protocol reduces administrative overhead in a switched network by allowing the configuration of a new VLAN to be distributed to all the switches in a domain?（）A
STPB
VTPC
GVRPD
SNMPE
DHCP
考题
多选题The Company network utilizes the Multiple-instance Spanning Tree protocol in its switched LAN. Which three statements about the MST protocol （IEEE 802.1S） are true？ （）ATo verify the MST configuration， the show pending command can be used in MST configuration mode.BWhen RSTP and MSTP are configured； UplinkFast and BackboneFast must also be enabled.CAll switches in the same MST region must have the same VLAN-to-instance mapping， but different configuration revision numbers.DAll switches in an MST region， except distribution layer switches， should have their priority lowered from the default value 32768.EAn MST region is a group of MST switches that appear as a single virtual bridge to adjacent CST and MST regions.FEnabling MST with the spanning-tree modemst global configuration command also enables RSTP.
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