Which two of these are characteristics of the 802.1Q protoco

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Which two of these are characteristics of the 802.1Q protocol?()
A

it is a layer 2 messaging protocol which maintains vlan configurations across network.

B

it includes an 8-bit field which specifies the priority of a frame.

C

it is used exclusively for tagging vlan frames and dose not address network reconvergence following switched network topology changes.

D

it modifies the 802.3 frame header,and thus requires that the FCS be recomputed.

E

it is a trunking protocol capable of carring untagged frames.

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第1题:

What are two characteristics of Telnet (Choose two.)()。

A.Itsendsdataincleartextformat.

B.ItisnolongersupportedonCisconetworkdevices.

C.ItismoresecurethanSSH

D.Itrequiresanenterpriselicenseinordertobeimplemented.

E.ItrequiresthatthedestinationdevicebeconfiguredtosupportTelnetconnections.


参考答案:A, E

第2题:

What are two characteristics of Telnet (Choose two.)()。

  • A、Itsendsdataincleartextformat.
  • B、ItisnolongersupportedonCisconetworkdevices.
  • C、ItismoresecurethanSSH
  • D、Itrequiresanenterpriselicenseinordertobeimplemented.
  • E、ItrequiresthatthedestinationdevicebeconfiguredtosupportTelnetconnections.

正确答案:A,E

第3题:

Which two are characteristics of both Kompella and Martini-based VPNs? ()

A. label stacking

B. auto-provisioning

C. circuit status vector

D. Martini Encapsulation

E. LDP-based control plane


参考答案:A, D

第4题:

Which two characteristics are true of IVRs? ()

  • A、 They are known as fabric routing
  • B、 They cannot span multiple switches
  • C、 Their connectivity is supported by Layer 2
  • D、 They enable devices in different VSAN fabrics to communicate
  • E、 They require that multiple switch fabrics be merged before they can function

正确答案:A,D

第5题:

Which two of the following are designated fields for MAC tunneling protocol(802.1 ah)?()

  • A、Service Ethertype
  • B、ISL
  • C、PseudoLAN TAG
  • D、802.1q VLAN TAG
  • E、Control Word
  • F、Tunnel Label

正确答案:A,C

第6题:

What are two characteristics of the SDM Security Audit wizard?()

  • A、displays a screen with Fix-it check boxes to let you choose which potential security-related configuration changes to implement
  • B、has two modes of operationinteractive and non-interactive
  • C、automatically enables Cisco IOS firewall and Cisco IOS IPS to secure the router
  • D、uses interactive dialogs and prompts to implement role-based CLI
  • E、requires users to first identify which router interfaces connect to the inside network and which connectto the outside network

正确答案:A,E

第7题:

Which two of these are characteristics of an IPS device?()

  • A、 passively listens to network traffic
  • B、 is an active device in the traffic path
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正确答案:B,D

第8题:

Which two of these are characteristics of an IPS device?()

A. passively listens to network traffic

B. is an active device in the traffic path

C. has a permissive interface that is used to monitor networks

D. traffic arrives on one IPS interface and exits on another


参考答案:B, D

第9题:

Which two characteristics describe the UDP protocol?()

  • A、limited error checking
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正确答案:A,C

第10题:

What are two ways with which a small business can keep a wireless business separate and secure from a wireless guest access network? () 

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正确答案:D,E

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