Which one of the protocols below allows a router to respond to an ARP request destined to a remote host?（）

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• The OSPF Hello protocol performs which of the following tasks? (Choose two.)（）

  A . It provides dynamic neighbor discovery. B . It detects unreachable neighbors in 90 second intervals. C . It maintains neighbor relationships. D . It negotiates correctness parameters between neighboring interfaces. E . It uses timers to elect the router with the fastest links as the designated router. F . It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF

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• Which statements describe two of the benefits of VLAN Trunking Protocol？（）

  A . VTP allows routing between VLANs. B . VTP allows a single switch port to carry information to more than one VLAN. C . VTP allows physically redundant links while preventing switching loops. D . VTP simplifies switch administration by allowing switches to automatically share VLAN configuration information. E . VTP helps to limit configuration errors by keeping VLAN naming consistent across the VTP domain. F . VTP enhances security by preventing unauthorized hosts from connecting to the VTP domain.

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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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• Which of the protocols below use TCP at the transport layer?（）

  A . TFTP B . SMTP C . SNMP D . FTP E . HTTP F . HTTPS

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• Which statements describe two of the benefits of VLAN Trunking Protocol?（）

  A . VTP allows routing between VLANs. B . VTP allows a single switch port to carry information to more than one VLAN. C . VTP allows physically redundant links while preventing switching loops. D . VTP simplifies switch administration by allowing switches to automatically share VLAN configuration information. E . VTP helps to limit configuration errors by keeping VLAN naming consistent across the VTP domain. F . VTP enhances security by preventing unauthorized hosts from connecting to the VTP domain.

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• Which statement describes the FIP function of the FCoE Initiation Protocol？ （）

  A .  It is required to establish the point-to-point FCoE links with the first switch in the path. B .  It is required to establish the point-to-point FCoE links with any switch across multiple Ethernet segments. C .  It is not used to build the FCoE links. D .  It is used to ensure lossless transport.

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• Which of the following protocols use both TCP and UDP ports?（）

  A . FTP B . SMTP C . Telnet D . DNS E . All of the above

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• For the following statements， which one is perceived as a drawback of implementing Fibre ChannelAuthentication Protocol （FCAP）？（）

  A . It is restricted in size to only three segments B . It requires the use of netBT as the network protocol C . It requires the implementation of IKE D . It relies on an underlying Public Key Infrastructure

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• Which one of the following protocols uses both UDP and TCP ports for the transport layer operation?（）

  A . FTP B . TFTP C . SMTP D . Telnet E . DNS

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• Which protocol does the radius server use inside the secure tunnel of eap-fast to authenticate the client when one-time passwords are in use？（）

  A . gtc B . md5 C . ms-chap v2 D . pa

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• The OSPF hello protocol performs which of the following tasks?（）

  A . It provides dynamic neighbor discovery B . It detects unreachable neighbors in 90 second intervals C . It maintains neighbor relationships D . It negotiates correctness parameters between neighboring interfaces E . It uses timers to elect the router witch the fastest links as the designated router F . It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF

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• Which of the following protocols utilize TCP?（）

  A . NTP B . NNTP C . SMTP D . SNMP E . HTTPS F . TFTP

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• Which three of the protocols below belong to the application layer?（）

  A . ARP B . HTTPS C . SMTP D . CDP E . TFTP F . ICMP

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• The OSPF Hello protocol performs which of the following tasks (Choose two.)（）。

  A . It provides dynamic neighbor discovery. B . It detects unreachable neighbors in 90 second intervals. C . It maintains neighbor relationships. D . It negotiates correctness parameters between neighboring interfaces. E . Ituses timers to elect the router with the fastest links as the designated router. F . It broadcasts hello packets throughout the internetwork to discover all routers that are running OSPF.

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• Which two are NOT characteristics of the OSPF routing protocol?（）

  A . It confines network instability to a single area of network. B . It increases the routing overhead of the network C . It supports VLSM D . It routes between Autonomous Systems. E . It allows extensive control of routing update

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• Which protocol does the RADIUS server use inside the secure tunnel of EAP-FAST to authenticatethe client when one-time passwords are in use？（）

  A . GTC B . MD5 C . MS-CHAP v2 D . PAP

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• Which of the following protocols utilize UDP as the layer 4 transport mechanism?（）

  A . TACACS B . Telnet C . SMTP D . SNMP E . HTTP F . TFTP

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• Which one of the statements below correctly describes the Virtual Router Redundancy Protocol  （VRRP），  which is being used in the Company network to provide redundancy？（）

  A .  A VRRP group has one active and one or more standby virtual routers. B .  A VRRP group has one master and one or more backup virtual routers. C .  A VRRP group has one master and one redundant virtual router. D .  None of the other alternatives apply

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• Which protocol does the RADIUS server use inside the secure tunnel of EAP-FAST toauthenticate the client when one-time passwords are in use？（）

  A . GTC B . MD5 C . MS-CHAP v2 D . PAP

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• Which of the following routing protocols support the use of VLSM (Variable Length Subnet Masking)?（）

  A . RIPv1 B . EIGRP C . OSPF D . IGRP E . RIPv2

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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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• Which one of the following protocols allows the information about the configuration of a new VLAN to be distributed across entire switched network?（）

  A . STP B . VTP C . EIGRP D . SNMP E . CDP F . None of the above

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• In MPLS traffic engineering， which one of the following protocols is used for Path Setup？（）

  A . BGP B . OSPF C . ISIS D . RSVP

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• The services on the Internet are all based on one protocol, and the file transfer is based on the protocol of.

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