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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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
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
請參見圖示,主機A ping接口S0/0的router3,什么是該ping的TTL值?()
A. 253
B. 252
C. 255
D. 254
A.spanning-tree backbonefast
B.spanning-tree uplinkfast
C.spanning-tree portfast
D.spanning-tree cost512
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.
最新試題
請參見圖示。網(wǎng)絡中的所有設備均使用默認配置。此拓撲中存在多少個廣播域?()
請參見圖示。從主機X 發(fā)出的到主機Y 的tracert 命令已成功。下列哪一項正確地反映了追蹤列表中顯示的中間網(wǎng)絡設備的順序?()
請參見圖示。公司路由器由于故障被更換。更換路由器之后,Education 辦公室內(nèi)的主機C 和D 能夠相互ping 通,但是無法訪問Accounts 辦公室內(nèi)的主機。此問題的原因可能是什么?()
PC 無法連接到任何遠程網(wǎng)站,無法ping 通其默認網(wǎng)關(guān),也無法ping 通本地網(wǎng)段中工作正常的打印機。以下哪項操作可以確認此PC 上的TCP/IP 協(xié)議棧是否工作正常?()
傳輸層如何讓主機能同時針對不同應用程序維護多個通信流?()
請參見圖示。主機X 和主機Y 與本地網(wǎng)絡的通信受到限制。此問題的原因是什么?()
請參見圖示。一臺路由器(其路由表如圖所示)收到發(fā)往192.168.1.4的數(shù)據(jù)包。路由器將如何處理該數(shù)據(jù)包?()
何時必須使用clock rate 命令配置路由器串行接口?()
路由器使用哪一項信息來確定源主機和目的主機之間的路徑?()
請參見圖示。主機B 嘗試與主機C 建立TCP/IP 會話。在嘗試期間,San Francisco 器由器的FastEthernet 接口fa0/1捕獲到一個幀。捕獲的幀中包含源IP 地址為10.10.1.2而目的IP 地址為10.31.1.20的數(shù)據(jù)包。捕獲該幀時,它的目的MAC 地址是什么?()