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单选题Which of the following is required if ports from VLANs on two separate switches need to broadcastto each other?（）A Port mirroringB VPNC TrunkingD Port authentication

题目
单选题
Which of the following is required if ports from VLANs on two separate switches need to broadcastto each other?（）
A

Port mirroring

B

VPN

C

Trunking

D

Port authentication

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相似问题和答案

第1题：

Which of the following devices would need to be configured to block specific ports and protocols from entering the network?()

A. Bridge

B. Firewall

C. Port replicator

D. Gateway


参考答案：B

第2题：

Vlans have been enabled on an autonomous access point. in order for clients associating to vlans other than the native vlan to receive an ip address. Which of the following must be configured？（）

  • A、access point ethernet port set to ssl trunking
  • B、switchport set to 802.1q trunking
  • C、switchport set to ssl trunking
  • D、access point ethernet port not set to 802.1q trunking

正确答案:B

第3题：

When ordering switches for a new building, which of the following is the BEST way for the technician to determine the number of switches to put in each network closet?()

A. Review the architectural plans to see how many drops go to each closet.

B. Count the number of rooms near each closet and standardize eight drops per room.

C. Wireless is the new standard and no network switches will be needed in the building,

D. Count the number of phone ports and configure two network ports for each phone port.


参考答案：A

第4题：

A company needs to connect seven of their Windows-based servers to a DS4000 storage server.   The DS4000 only has two host-side connections， and each server has two HBAs.  Which of the following is the lowest cost solution to provide no single points of failure？（）

  • A、Implement two 8-port switches design with ISLs
  • B、Implement two 16-port switches design with ISLs
  • C、Implement two 8-port switches design without ISLs
  • D、Implement two 16-port switches design without ISLs

正确答案:C

第5题：

Which two statements are true about voice VLANs？（）

  • A、Voice VLANs are only used when connecting an IP phone and a host to distinct switch ports
  • B、Access ports that are configured with voice VLANs will always trust the CoS that is received from IP phones
  • C、Access ports that are configured with voice VLANs may or may not override the CoS value that is received from an IP phone
  • D、Voice VLANs are configured using the switchport voice vlan vlan-ID interface configuration command
  • E、Voice VLANs provide a trunking interface between an IP phone and an access port on a switch to allow traffic from multiple devices that are connected to the port
  • F、Enabling Voice VLAN on a switch port will automatically configure the port to trust the incoming CoS markings

正确答案:C,D

第6题：

A technician who separated two departments using VLANs now discovers that the VLANs cannotcommunicate with each other.Which of the following does the technician need to enable communication between the VLANs?（）

A. Port spanning

B. VLAN concentrator

C. Firewall

D. Router


参考答案：D

第7题：

To configure the VLAN trunking protocol to communicate VLAN information between two switches, what two requirements must be met?（）

  • A、Each end of the trunk line must be set to IEEE 802.1E encapsulation.
  • B、The VTP management domain name of both switches must be set the same.
  • C、All ports on both the switches must be set as access port.
  • D、One of the two switches must be configured as a VTP server.
  • E、A rollover cable is required to connect the two switches together.
  • F、A router must be used to forward VTP traffic between VLANs.

正确答案:B,D

第8题：

Which of the following is required if ports from VLANs on two separate switches need to broadcastto each other?()

A. Port mirroring

B. VPN

C. Trunking

D. Port authentication


参考答案：C

第9题：

Which two ports are used with RADIUS authentication and authorization？（）

  • A、UDP port 1812
  • B、UDP port 2000
  • C、TCP port 2002
  • D、UDP port 1645

正确答案:A,D

第10题：

A project requires a new server to be set up with the ability to automatically fail over its Ethernet connection to a second connection if a network failure occurs. Which of the following provides greatest resiliency？（）

  • A、Two switch ports will be needed on a switch,two Ethernet cables will be needed for theserver each connecting to two different Ethernet cards,and one IP address will be needed
  • B、Two switch ports will be needed on two different switches two Ethernet cables will beneeded for the server each connecting to two different Ethernet cards,and one IP address will be needed
  • C、Two switch ports will be needed on two different switches,two Ethernet cables will be needed for the server each connecting to two different Ethernet cards,two different IP addresses will be needed
  • D、One switch port will be needed on one switch,a splitter will be needed to split the connection,two Ethernet cables will be needed for the server each connecting to two different Ethernet cards,and two different IP addresses will be needed

正确答案:B

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