国产高潮国产高潮久久久91,欧美国产在线播放气质

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

您可能感興趣的試卷

你可能感興趣的試題

1.單項(xiàng)選擇題A host on the LAN is accessing an FTP server across the Internet. Which of the following addresses could appear as a source address for the packets forwarded by the router to the destination server（）。

A.10.10.0.1
B.10.10.0.2
C.199.99.9.33
D.199.99.9.57
E.200.2.2.17
F.200.2.2.18

點(diǎn)擊查看答案

2.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

點(diǎn)擊查看答案

3.單項(xiàng)選擇題在配置華為路由器和思科路由器搭建的幀中繼網(wǎng)絡(luò)時(shí)，你應(yīng)該怎樣配置華為路由器的鏈路封裝格式？（假定思科采用默認(rèn)封裝格式）（）

A.arpa
B.ansi
C.ietf
D.nonstandard
E.Q.933a
F.Cisco

點(diǎn)擊查看答案

4.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

點(diǎn)擊查看答案

5.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.

點(diǎn)擊查看答案

6.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

點(diǎn)擊查看答案

7.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.

點(diǎn)擊查看答案

8.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)來說，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

點(diǎn)擊查看答案

9.多項(xiàng)選擇題下列所描述的協(xié)議哪些屬于OSI參考模型表示層協(xié)議（）。

A.ASCII、EBCDIC
B.IP、ARP
C.MAC、LLC
D.MPEG、MIDI
E.NFS、SQL
F.PICT、MPEG

點(diǎn)擊查看答案

10.多項(xiàng)選擇題對(duì)全雙工以太網(wǎng)的描述正確的是（）。

A.可以在共享式以太網(wǎng)中實(shí)現(xiàn)全雙工技術(shù)
B.可以在一對(duì)雙絞線上同時(shí)接收和發(fā)送以太網(wǎng)幀
C.僅可以用于點(diǎn)對(duì)點(diǎn)連接
D.可用于點(diǎn)對(duì)點(diǎn)和點(diǎn)對(duì)多點(diǎn)連接

點(diǎn)擊查看答案