A.認(rèn)證
B.完整性
C.確認(rèn)機(jī)制
D.機(jī)密性

A.光纖通道
B.FDDI
C.iSCSI
D.FCIP

A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast

A.lowest port MAC address
B.port priority number and MAC address.
C.VTP revision number
D.highest port priority number.
E.path cost

A.提高企業(yè)信息處理的能力
B.降低資本和運(yùn)行的費(fèi)用
C.提高靈活性，以支持不斷變化的業(yè)務(wù)優(yōu)先級、應(yīng)用增長和收入增長
D.改善遠(yuǎn)距離復(fù)制、備份和恢復(fù)，以滿足法規(guī)要求和行業(yè)最佳做法

A.spanning-tree mode rapid-pvst
B.spanning-tree uplinkfast
C.spanning-tree backbonefast
D.spanning-tree mode mst

A.trunk mode mismatches
B.vlans that do not correspond to a unique IP subnet
C.native vlan mismatches
D.allowing only vlan 2 on the destination.

A.對于語音資源的非授權(quán)訪問
B.危害網(wǎng)絡(luò)資源
C.偷聽
D.DoS攻擊

A.Enable VTP pruning
B.From privileged mode ,erase the startup configuration file,then reload.
C.From privileged mode ,erase the vlan date file, then reload.
D.Cycle the switch power.

A.they run a spell check on host names to ensure accurate routing
B.they map individual hosts to their specific IP address
C.they convert domain names into IP address
D.Given an IP address，they determine the name of the host that is…