网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
单选题
After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （）
A
STP must be disabled； message indicates that STP is enabled.
B
STP is misconfigured； root guard must be disabled.
C
An inferior BPDU is received on a Cisco FabricPath edge port.
D
A superior BPDU is received on a Cisco FabricPath edge port.
参考答案
参考解析
解析：
暂无解析
更多 “单选题After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （）A STP must be disabled； message indicates that STP is enabled.B STP is misconfigured； root guard must be disabled.C An inferior BPDU is received on a Cisco FabricPath edge port.D A superior BPDU is received on a Cisco FabricPath edge port.” 相关考题
考题
A user is trying to use Remote Desktop to connect to another computer on the LAN. Theconnection fails. The technician opens up a command prompt and types the following: telnetcomputernamE. 3389” and also gets the same error message.Which of the following is the MOSTlikely cause of this error, assuming that the OS firewall has been disabled?（）A. The antivirus software is blocking the incoming connection.B. The ISP is blocking Remote Desktop at their end.C. The RDP connection has been configured to use a non-standard port.D. The telnet service has not been installed.
考题
A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A. The device needs a firmware updateB. The device needs an updated driver installedC. The plugged in device is too slow for the USB port speedD. The device is incompatible with the installed version of Windows
考题
A new Catalyst switch is connected to an existing switch using a crossover cable. As a result of this, what would the switch port link lights display?()
A. The switch port link lights will be off on both switches indicating the ports are not connected.B. The switch port link light will be off on one switch indicating that STP has disabled the port.C. The switch port link lights will flash amber indicating an error.D. The switch port link lights will be green indicating normal operation.
考题
A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? ()
A.informationalB.emergencyC.warningD.criticalE.debugF.error
考题
A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? （）A、informationalB、emergencyC、warningD、criticalE、debugF、error
考题
What is the STP root guard feature designed to prevent？（）A、a root port being transitioned to the blocking stateB、a port being assigned as a root portC、a port being assigned as an alternate portD、a root port being transitioned to the forwarding state
考题
After configuring FabricPath， the following appears in the syslog： %STP-2-L2GW_BACKBONE_BLOCK： L2 Gateway Backbone port inconsistency blocking port port-channel100 on VLAN0010. What is the cause of this message？ （） A、 STP must be disabled； message indicates that STP is enabled.B、 STP is misconfigured； root guard must be disabled.C、 An inferior BPDU is received on a Cisco FabricPath edge port.D、 A superior BPDU is received on a Cisco FabricPath edge port.
考题
A new Catalyst switch is connected to an existing switch using a crossover cable. As a result of this, what would the switch port link lights display?（）A、The switch port link lights will be off on both switches indicating the ports are not connected.B、The switch port link light will be off on one switch indicating that STP has disabled the port.C、The switch port link lights will flash amber indicating an error.D、The switch port link lights will be green indicating normal operation.
考题
The hardware and software configurations for vPC+ are similar to that of traditional vPC. What are the differences in the configuration of vPC+？ （）A、 FabricPath switch ID must be configured under the vPC domain.B、 Virtual switch ID of vPC+ must be configured under FabricPath domain.C、 On Cisco Nexus 7000 Series Switch， F1 interfaces must be used as the vPC+ peer links.D、 The vPC+ peer link must be configured as a Cisco FabricPath core port （switchport mode fabricpath）.E、 FabricPath subswitch ID must be configured under the vPC domain.
考题
Which three of the following are components of a syslog message? （）(Choose three.)A、time stampB、error codesC、severity levelD、log message name
考题
Which of the following will generate an RSTP topology change notification？（）A、 an edge port that transitions to the forwarding stateB、 a non-edge port that transitions to the blocking stateC、 a non-edge port that transitions to the forwarding stateD、 an edge port that transitions to the blocking stateE、 any port that transitions to the blocking stateF、 any port that transitions to the forwarding state
考题
Your company has a single active directory domain. The company network is protected by a firewall. Remote users connect to your network through a VPN server by using PPTP. When the users try to connect to the VPN server， they receive the following error message： Error 721： The remote computer is not responding. You need to ensure that users can establish a VPN connection. What should you do？ （）A、Open port 1423 on the firewallB、Open port 1723 on the firewallC、Open port 3389 on the firewallD、Open port 6000 on the firewall
考题
Which two statements are true about BPDU port-guard and BPDU filtering？（）A、BPDU port-guard can be enabled globally， whereas BPDU filtering must be enabled on a per-interface basis.B、When globally enabled， BPDU port-guard and BPDU filtering apply only to PortFast enabled ports.C、When globally enabled， BPDU port-guard and BPDU filtering apply only to trunking-enabled ports.D、When a BPDU is received on a BPDU port-guard enabled port， the interface goes into the err-disabled state.E、When a BPDU is received on a BPDU filtering enabled port， the interface goes into the err-disabled state.F、When a BPDU is received on a BPDU filtering enabled port， the interface goes into the STP blocking state.
考题
While deploying a new switch， you accidently connect ports 3/12 and 3/18 together， creating a loop. STP detected it and placed port 3/18 in blocking mode. Why did STP not place port 3/12 in blocking mode instead？ （）A、 Port 3/12 was already up and forwarding before the loop was created.B、 Port priority is based on lowest priority and lowest port number.C、 You connected the wire on port 3/18 last.D、 None of the above， it is purely random.
考题
When configuring unified ports on a 5548 switch， which port ordering must be respected？（）A、 Fibre Channel ports must be configured from the first port in the module.B、 Ethernet ports must be configured from the last port in the module.C、 Fibre Channel ports must be configured from the last port in the module.D、 Ethernet ports must be configured from the first port in the module.
考题
A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A、The device needs a firmware updateB、The device needs an updated driver installedC、The plugged in device is too slow for the USB port speedD、The device is incompatible with the installed version of Windows
考题
单选题Your company has a single active directory domain. The company network is protected by a firewall. Remote users connect to your network through a VPN server by using PPTP. When the users try to connect to the VPN server， they receive the following error message： Error 721： The remote computer is not responding. You need to ensure that users can establish a VPN connection. What should you do？ （）A
Open port 1423 on the firewallB
Open port 1723 on the firewallC
Open port 3389 on the firewallD
Open port 6000 on the firewall
考题
多选题A network administrator enters the following command on a router: logging trap 3. What are three message types that will be sent to the Syslog server? （）AinformationalBemergencyCwarningDcriticalEdebugFerror
考题
单选题While deploying a new switch，you accidently connect ports 3/12 and 3/18 together，creating a loop.STP detected it and placed port 3/18 in blocking mode. Why did STP not place port 3/12 in blocking mode instead？（）A
Port 3/12 was already up and forwarding before the loop was created.B
Port priority is based on lowest priority and lowest port number.C
You connected the wire on port 3/18 last.D
None of the above， it is purely random.
考题
单选题While deploying a new switch， you accidently connect ports 3/12 and 3/18 together， creating a loop. STP detected it and placed port 3/18 in blocking mode. Why did STP not place port 3/12 in blocking mode instead？ （）A
Port 3/12 was already up and forwarding before the loop was created.B
Port priority is based on lowest priority and lowest port number.C
You connected the wire on port 3/18 last.D
None of the above， it is purely random.
考题
单选题A new Catalyst switch is connected to an existing switch using a crossover cable. As a result of this, what would the switch port link lights display?（）A
The switch port link lights will be off on both switches indicating the ports are not connected.B
The switch port link light will be off on one switch indicating that STP has disabled the port.C
The switch port link lights will flash amber indicating an error.D
The switch port link lights will be green indicating normal operation.
考题
单选题A technician plugs a USB device into the computer. The system tray displays a message that reports the device is installed, but may not work properly. Which of the following is the MOST likely cause of the message?（）A
The device needs a firmware updateB
The device needs an updated driver installedC
The plugged in device is too slow for the USB port speedD
The device is incompatible with the installed version of Windows
考题
单选题Which of the following will generate an RSTP topology change notification？（）A
an edge port that transitions to the forwarding stateB
a non-edge port that transitions to the blocking stateC
a non-edge port that transitions to the forwarding stateD
an edge port that transitions to the blocking stateE
any port that transitions to the blocking stateF
any port that transitions to the forwarding state
考题
多选题What are the three main parts of a syslog message? （）(Choose three.)Aseverity levelBfacilityClog message nameDtime stampEerror codesFaccess privilege
考题
单选题To initiate testing， which port does a Cisco IOS IP SLA source use to send a control message to an IP SLA responder？ （）A
UDP port 2020B
UDP port 1967C
TCP port 2020D
ICMP port 1967
考题
单选题A user is trying to use Remote Desktop to connect to another computer on the LAN. Theconnection fails. The technician opens up a command prompt and types the following: “telnetcomputernamE. 3389” and also gets the same error message. Which of the following is the MOSTlikely cause of this error, assuming that the OS firewall has been disabled?（）A
The antivirus software is blocking the incoming connection.B
The ISP is blocking Remote Desktop at their end.C
The RDP connection has been configured to use a non-standard port.D
The telnet service has not been installed.
考题
单选题What is the STP root guard feature designed to prevent？（）A
a root port being transitioned to the blocking stateB
a port being assigned as a root portC
a port being assigned as an alternate portD
a root port being transitioned to the forwarding state
热门标签
最新试卷