A.Host 1 addresses the frames to the MAC address of router R1
B.Host 1 looks in its ARP cache for the MAC address of router R1
C.Host 1 addresses the frames to the MAC address of web server 2
D.Host 1 sends the packets to router R1 to be forwarded to web server 2
E.Host 1 sends a broadcast ARP request to obtain the MAC address of webserver2
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A.reflexive
B.extended
C.standard
D.dynamic
A.they offer simpler management in large internetworks.
B.you can control logging messages.
C.they allow packets to be filtered based on upper-layer session information.
D.you can set a time-based security policy.
E.they provide a level of security against spoofing.
F.they are used to authenticate individual users
Refer to the exhibit.Which two statements are true of the interfaces on switch1?()
A.A hub is connected directly to FastEthernet0/5
B.FastEthernet0/1 is configured as a trunk link.
C.FastEthernet0/5 has statically assigned mac address
D.Interface FastEthernet0/2 has been disable.
E.Multiple devices are connected directly to FastEthernet0/1.
F.FastEthernet0/1 is connected to a host with multiple network interface cards.
A.24
B.4
C.8
D.16
A.switch(config-if)#switchport mode trunk switch(config-if)#switchport port-security maximum 1
B.switch(config-if)#switchport mode trunk switch(config-if)#switchport port-security mac-address 1
C.switch(config-if)#switchport mode access switch(config-if)#switchport port-security maximum 1
D.switch(config-if)#switchport mode access switch(config-if)#switchport port-security mac-address 1
最新試題
請參見圖示。網(wǎng)絡(luò)中的所有設(shè)備均使用默認配置。此拓撲中需要多少個邏輯地址范圍?()
傳輸層如何讓主機能同時針對不同應(yīng)用程序維護多個通信流?()
請參見圖示。網(wǎng)絡(luò)中的主機A 正在向主機B 發(fā)送數(shù)據(jù)段。有關(guān)所交換的數(shù)據(jù)段的流量控制如圖所示。下列關(guān)于此通信的陳述,哪兩項是正確的?()
OSI 模型的哪兩項功能在第2層實現(xiàn)?()
請參見圖示。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結(jié)論?()
請參見圖示。主機A 和B 無法互相通信。此問題的原因是什么?()
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。電纜1和電纜2分別按照特定的物理層要求接線。哪三個網(wǎng)段使用電纜2?()
請參見圖示。主機A 嘗試與主機C 建立TCP/IP 會話。在嘗試期間,路由器Y 的FastEthernet 接口fa0/1捕獲到一個幀。捕獲的幀中包含源IP 地址為172.16.1.5而目的IP 地址為172.16.7.24的數(shù)據(jù)包。捕獲該幀時,它的源MAC 地址是什么?()
請參見圖示。一臺主機正使用NAT 連接到Internet。下列哪三項IP 地址可實現(xiàn)此連接?()