單項選擇題網(wǎng)絡管理員可以通過建立一個FTP連接到遠程服務器驗證新安裝的主機的配置。該聯(lián)播網(wǎng)管理員利用此操作的協(xié)議堆棧的最高層是什么?()

A.應用
B.表示
C.會話
D.傳輸
E.網(wǎng)絡
F.數(shù)據(jù)鏈路


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1.多項選擇題Which two statements are characteristics of a distance vector routing protocol?()

A.RIP is an example of distance vector routing protocols
B.Updates are periodic and include the entire routing table
C.Routing updates are sent only after topology changes
D.The protocol can be useful in hub-and-spoke and hierarchical networks
E.Convergence is usually faster than with link state protocols
F.Each router has its own view of the topology

2.多項選擇題What are three valid reasons to assign ports to VLANs on a switch?()

A.to make VTP easier to implement
B.to isolate broadcast traffic
C.to increase the size of the collision domain
D.to allow more devices to connect to the network
E.to logically group hosts according to function
F.to increase network security

4.單項選擇題Which command enhances the 802.1D convergence time on ports that are connected to hosts?()

A.spanning-tree backbonefast
B.spanning-tree uplinkfast
C.spanning-tree portfast
D.spanning-tree cost512

5.多項選擇題

Refer to the exhibit.The network shown in the diagram is experiencing connectivity problems. Which of the following will correct the problems?()

A.Configure the gateway on Host A as 10.1.1.1.
B.Configure the gateway on Host B as 10.1.2.254.
C.Configure the IP address of Host A as 10.1.2.2.
D.Configure the IP address of Host B as 10.1.2.2.
E.Configure the masks on both hosts to be 255.255.255.224.
F.Configure the masks on both hosts to be 255.255.255.240.

7.單項選擇題Which command helps a network administrator to manage memory by displaying flash memory andNVRAM utilization?()

A.show secure
B.show file systems
C.show flash
D.show version

8.多項選擇題以下哪項描述了WAN設備的角色?()

A.CSU/ DSU用于端接本地數(shù)字環(huán)路
B.調制解調器端接本地數(shù)字環(huán)路
C.一個CSU/ DSU終止模擬本地環(huán)路
D.調制解調器終止模擬本地環(huán)路
E.路由器通常被視為DTE設備
F.路由器通常被視為DCE設備

10.多項選擇題A network administrator wants to ensure that only the server can connect to port Fa0/1 on a Catalyst switch. The server is plugged into the switch Fa0/1 port and the network administrator is about to bring the server online. What can the administrator do to ensure that only the MAC address of the server is allowed by switch port Fa0/1? ()

A.Configure port Fa0/1 to accept connections only from the static IP address of the server.
B.Employ a proprietary connector type on Fa0/1 that is incompatible with other host connectors.
C.Configure the MAC address of the server as a static entry associated with port Fa0/1.
D.Bind the IP address of the server to its MAC address on the switch to prevent other hosts from spoofing the server IP address.
E.Configure port security on Fa0/1 to reject traffic with a source MAC address other than that of the server.
F.Configure an access list on the switch to deny server traffic from entering any port other than Fa0/1.

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在配置路由器時,網(wǎng)絡技術人員想要命名路由器。輸入hostname 命令后,技術人員會看到下列哪一項提示?()

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