單項(xiàng)選擇題

Refer to the exhibit. What will happen to HTTP traffic coming from the Internet that is destined for 172.16.12.10 if the traffic is processed by this ACL?（）

A.Traffic will be dropped per line 30 of the ACL.
B.Traffic will be accepted per line 40 of the ACL.
C.Traffic will be dropped, because of the implicit deny all at the end of the ACL.
D.Traffic will be accepted, because the source address is not covered by the ACL.


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2.單項(xiàng)選擇題X．25協(xié)議是哪兩種設(shè)備進(jìn)行交互的規(guī)程？（）

A.PSE、PSN
B.DCE、DTE
C.DCE、PSE
D.DTE、PSE

4.單項(xiàng)選擇題

Refer to the exhibit. What command sequence will enable PAT from the inside to outside network?（）

 

A.(config) ip nat pool isp-net 1.2.4.2 netmask 255.255.255.0 overload
B.(config-if) ip nat outside overload
C.(config) ip nat inside source list 1 interface ethernet1 overload
D.(config-if) ip nat inside overload

6.單項(xiàng)選擇題為了查看Quidway路由器搭建的幀中繼網(wǎng)絡(luò)的封裝類型，應(yīng)啟用什么命令？（）

A.display fr map-info（顯示映射表）
B.display fr pvc-info（PVC統(tǒng)計(jì)信息）
C.display fr lmi-info
D.display interface

7.單項(xiàng)選擇題

Refer to the exhibit. What does the (*) represent in the output?（）

A.Packet is destined for a local interface to the router.
B.Packet was translated, but no response was received from the distant device.
C.Packet was not translated, because no additional ports are available.
D.Packet was translated and fast switched to the destination.

8.單項(xiàng)選擇題A network interface port has collision detection and carrier sensing enabled on a shared twisted pair network. From this statement, what is known about the network interface port（）。

A.This is a 10 Mb/s switch port
B.This is a 100 Mb/s switch port
C.This is an Ethernet port operating at half duplex
D.This is an Ethernet port operating at full duplex
E. This is a port on a network interface card in a PC

9.單項(xiàng)選擇題

Refer to the exhibit. The user at Workstation B reports that Server A cannot be reacheD.What ispreventing Workstation B from reaching Server A?（）

 

A.The IP address for Server A is a broadcast address.
B.The IP address for Workstation B is a subnet address.
C.The gateway for Workstation B is not on the same subnet.
D.The gateway for Server A is not on the same subnet.

10.多項(xiàng)選擇題下面對(duì)我國(guó)廣泛使用的DDN網(wǎng)絡(luò)描述正確的是什么？（）

A.DDN線路使用簡(jiǎn)便，覆蓋面廣
B.DDN專線是點(diǎn)到點(diǎn)的鏈路，它給予用戶訪問整個(gè)鏈路帶寬的可能性
C.DDN相對(duì)于分組交換網(wǎng)絡(luò)來(lái)說(shuō)，線路費(fèi)用較高
D.DDN專線被廣泛用于企業(yè)網(wǎng)互連，專線internet接入

最新試題

在配置路由器時(shí)，網(wǎng)絡(luò)技術(shù)人員想要命名路由器。輸入hostname 命令后，技術(shù)人員會(huì)看到下列哪一項(xiàng)提示？（）

題型：?jiǎn)雾?xiàng)選擇題

請(qǐng)參見圖示。圖中所示路由表所屬的PC 已正確配置。IP 地址192.168.1.254屬于哪一個(gè)網(wǎng)絡(luò)設(shè)備或接口？（）

題型：?jiǎn)雾?xiàng)選擇題

請(qǐng)參見圖示。電纜1和電纜2分別按照特定的物理層要求接線。哪三個(gè)網(wǎng)段使用電纜2？（）

題型：多項(xiàng)選擇題

請(qǐng)參見圖示。哪種邏輯拓?fù)涫菍?duì)圖示網(wǎng)絡(luò)的準(zhǔn)確描述？（）

題型：?jiǎn)雾?xiàng)選擇題

以下哪兩種介質(zhì)可提供高達(dá)1Gb/s 的帶寬？（）

題型：多項(xiàng)選擇題

在Cisco IOS 設(shè)備中，啟動(dòng)配置文件存儲(chǔ)于何處？（）

題型：?jiǎn)雾?xiàng)選擇題

路由器使用哪一項(xiàng)信息來(lái)確定源主機(jī)和目的主機(jī)之間的路徑？（）

題型：?jiǎn)雾?xiàng)選擇題

請(qǐng)參見圖示。對(duì)于從主機(jī)A 向Web 服務(wù)器發(fā)出的網(wǎng)頁(yè)請(qǐng)求，正確的目的套接字?jǐn)?shù)字是什么？（）

題型：?jiǎn)雾?xiàng)選擇題

OSI 哪一層可提供有序的數(shù)據(jù)重構(gòu)服務(wù)？（）

題型：?jiǎn)雾?xiàng)選擇題

請(qǐng)參見圖示。某用戶想要查看當(dāng)前的配置。圖中所示為ipconfig/all 命令的輸出。從此輸出可以得到哪三項(xiàng)結(jié)論？（）

題型：多項(xiàng)選擇題