多項選擇題What are two reasons a network administrator would use CDP (Choose two.)()。

A.to verify the type of cable interconnecting two devices
B.to determine the status of network services on a remote device
C.to obtain VLAN information from directly connected switches
D.to verify Layer 2 connectivity between two devices when Layer 3 fails
E.to obtain the IP address of a connected device in order to telnet to the device
F.to determine the status of the routing protocols between directly connected routers


您可能感興趣的試卷

你可能感興趣的試題

1.多項選擇題Which two statements are true regarding EIGRP?()

A.Passive routes are in the process of being calculated by DUAL.
B.EIGRP supports VLSM, route summarization, and routing update authentication.
C.EIGRP exchanges full routing table information with neighboring routers with every update.
D.If the feasible successor has a higher advertised distance than the successor route, it becomes the primary route.
E.A query process is used to discover a replacement for a failed route if a feasible successor is not identified from the current routing information.

2.單項選擇題Why will a switch never learn a broadcast address()。

A.Broadcasts only use network layer addressing.
B.A broadcast frame is never forwarded by a switch.
C.A broadcast address will never be the source address of a frame.
D.Broadcast addresses use an incorrect format for the switching table.
E.Broadcast frames are never sent to switches.

3.單項選擇題Which commands is necessary to permit SSH or Telnet access to a cisco switch that is otherwise configured for these vty line protocols?()

A.transport type all
B.transport output all
C.transport preferred all
D.transport input all

4.多項選擇題As a frame leaves a Layer 3 device, the Layer 2 encapsulation information is changed from what it was when it entered the devicE.For what two reasons can this happen? ()

A.The data is moving from 10BASE-TX to 100BASE-TX.
B.The WAN encapsulation type has changed.
C.The data format has changed from analog to digital.
D.The source and destination hosts are in the same subnet.
E.The source and destination MAC addresses have changed.

5.單項選擇題Which additional configuration step is necessary in order to connect to an access point that has SSID broadcasting disabled()。

A.Set the SSID value in the client software to public.
B.Configure open authentication on the AP and the client.
C.Set the SSID value on the client to the SSID configured on the AP.
D.Configure MAC address filtering to permit the client to connect to the AP.

最新試題

OSI 模型的哪兩項功能在第2層實現(xiàn)?()

題型:多項選擇題

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?()

題型:單項選擇題

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?()

題型:單項選擇題

請參見圖示。主機A 正在訪問多臺服務器。結合使用什么端口號和地址即可唯一識別特定服務器上運行的特定進程?()

題型:單項選擇題

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 辦公室內的主機C 和D 能夠相互ping 通,但是無法訪問Accounts 辦公室內的主機。此問題的原因可能是什么?()

題型:單項選擇題

請參見圖示。已啟用路由器的NAT 功能供PC 訪問Internet??梢詾槁酚善鹘涌赟0/0/0分配下列哪一個IP 地址?()

題型:單項選擇題

請參見圖示。對于從主機A 向Web 服務器發(fā)出的網(wǎng)頁請求,正確的目的套接字數(shù)字是什么?()

題型:單項選擇題

請參見圖示。當計算機A 向計算機D 發(fā)送幀時,哪些計算機會接收該幀?()

題型:單項選擇題

在路由器上使用Router#copy running-config startup-config 命令會產生什么效果?()

題型:單項選擇題

在Cisco IOS 設備中,啟動配置文件存儲于何處?()

題型:單項選擇題