多項(xiàng)選擇題What are two characteristics of a switch that is configured as a VTP client?()

A.if a switch that is configured to operate in client mode cannot access a VTP server,then the switch reverts to transparent mode.
B.The local vlan configuration is updated only when an update that has a higher configuration revision number is received.
C.Vtp advertisements are not forwarded to neighboring switches that are configured in vtp transparent mode.
D.When switches in vtp client mode are rebooted,they send a vtp advertisement request to the vtp servers.
E.Vtp client is the default vtp mode
F.On switches that are configured to operate in client mode ,vlans can be created,deleted,or renamed locally


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1.多項(xiàng)選擇題

Refer to the exhibit.Which three statements correctly describe Network Device A?()

A.With a network wide mask of 255.255.255.128, each interface does not require an IP address.
B.With a network wide mask of 255.255.255.128, each interface does require an IP address on a unique IP subnet.
C.With a network wide mask of 255.255.255.0, must be a Layer 2 device for the PCs to communicate with each other.
D.With a network wide mask of 255.255.255.0, must be a Layer 3 device for the PCs to communicate with each other.
E.With a network wide mask of 255.255.254.0, each interface does not require an IP address.

2.單項(xiàng)選擇題

如圖所示。主機(jī)A與服務(wù)器進(jìn)行通信。什么將會(huì)從服務(wù)器接收到主機(jī)A的幀的源MAC地址?()

A.服務(wù)器的網(wǎng)絡(luò)接口的MAC地址
B.主機(jī)A的MAC地址
C.路由器接口e1 MAC地址
D.路由器接口e0 MAC地址(host A收到server的幀的源mac地址是host A的網(wǎng)關(guān)的mac。)

3.單項(xiàng)選擇題Which IPv6 address is valid?()

A.2031:0:130F::9C0:876A:130B
B.2001:0DB8:0000:130F:0000:0000:08GC:140B
C.2001:0DB8:0:130H::87C:140B
D.2031::130F::9C0:876A:130B

5.多項(xiàng)選擇題

Refer to the exhibit.The two connected ports on the switch are not turning orange or green. What would be the most effective steps to troubleshoot this physical layer problem?()

A.Ensure that the Ethernet encapsulations match on the interconnected router and switch ports.
B.Ensure that cables A and B are straight-through cables.
C.Ensure cable A is plugged into a trunk port.
D.Ensure the switch has power.
E.Reboot all of the devices.
F.Reseat all cables.

6.多項(xiàng)選擇題It has become necessary to configure an existing serial interface to accept a second Frame Relay virtual circuit.Which of the following processes are required to accomplish this task?()

A.configure static frame relay map entries for each subinterface network.
B.remove the ip address from the physical interface
C.create the virtual interfaces with the interface command
D.configure each subinterface with its own IP address
E.disable split horizon to prevent routing loops between the subinterface networks
F.encapsulate the physical interface with multipoint PPP

7.多項(xiàng)選擇題在OSI數(shù)據(jù)封裝過(guò)程中,以下哪項(xiàng)步驟描述正確?()

A.傳輸層把一個(gè)數(shù)據(jù)流分成段,并可以增加可靠性和流控制信息。
B.數(shù)據(jù)鏈路層增加物理源和目的地地址以及一個(gè)FCS字段。
C.當(dāng)網(wǎng)絡(luò)層封裝源和目的地主機(jī)的地址和協(xié)議相關(guān)的控制信息的幀分組被創(chuàng)建。
D.當(dāng)網(wǎng)絡(luò)層增加了第3層的地址和控制信息,以一個(gè)段分組被創(chuàng)建。
E.表示層轉(zhuǎn)換位成電壓為通過(guò)物理鏈路傳輸。

9.多項(xiàng)選擇題A Catalyst 2950 needs to be reconfigured. What steps will ensure that the old configuration is erased?()

A.Erase flash.
B.Restart the switch.
C.Delete the VLAN database.
D.Erase the running configuration.
E.Erase the startup configuration.
F.Modify the configuration register.

10.單項(xiàng)選擇題網(wǎng)絡(luò)接口上產(chǎn)生了沖突檢測(cè)和載波監(jiān)聽共享的雙絞線的網(wǎng)絡(luò)上啟用。從這句話,什么是已知的關(guān)于網(wǎng)絡(luò)接口端口?()

A.這是一個(gè)為10Mb / s交換機(jī)端口。
B.這是一個(gè)的100Mbs交換機(jī)端口。
C.這是一個(gè)以太網(wǎng)端口工作在半雙工模式。
D.這是一個(gè)以太網(wǎng)端口工作在全雙工模式。
E.這是在一臺(tái)PC的網(wǎng)絡(luò)接口卡的端口。

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PC 無(wú)法連接到任何遠(yuǎn)程網(wǎng)站,無(wú)法ping 通其默認(rèn)網(wǎng)關(guān),也無(wú)法ping 通本地網(wǎng)段中工作正常的打印機(jī)。以下哪項(xiàng)操作可以確認(rèn)此PC 上的TCP/IP 協(xié)議棧是否工作正常?()

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