單項(xiàng)選擇題下列哪一個(gè)命令用于指定物理接口做備份接口?()

A.[Quidway]#standby interface s0
B.[Quidway-Serial1]#standby interface s0


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1.多項(xiàng)選擇題Which two features did WPAv1 add to address the inherent weaknesses found in WEP?()

A.a stronger encryption algorithm
B.key mixing using temporal keys
C.shared key authentication
D.a shorter initialization vector
E.per frame sequence counters

2.單項(xiàng)選擇題ISDN基本速率接口(BRI)速率是()。

A.16kbps
B.64kbps
C.144kbps
D.2048kbps

3.單項(xiàng)選擇題What should be part of a comprehensive network security plan()。

A.Allow users to develop their own approach to network security
B.Physically secure network equipment from potential access by unauthorized individuals
C.Encourage users to use personal information in their passwords to minimize the likelihood of passwords being forgotten
D.Delay deployment of software patches and updates until their effect on end-user equipment is well known and widely reported
E.Minimize network overhead by deactivating automatic antivirus client updates

4.多項(xiàng)選擇題QuidwayS2403F以太網(wǎng)交換機(jī)的用戶權(quán)限級(jí)別有()。

A.normal
B.visit
C.monitor
D.manage
E.operator

5.單項(xiàng)選擇題A wireless client cannot connect to an 802.11b/g BSS with a b/g wireless carD.The client section of the access point does not list any active WLAN clients. What is a possible reason for this?()

A.The incorrect channel is configured on the client.
B.The client's IP address is on the wrong subnet.
C.The client has an incorrect pre-shared key.
D.The SSID is configured incorrectly on the client.

7.單項(xiàng)選擇題Which parameter can be tuned to affect the selection of a static route as a backup. when a dynamic protocol is also being used?()

A.link bandwidth
B.hop count
C.link cost
D.administrative distance
E.link delay

9.多項(xiàng)選擇題Which of the following IP addresses fall into the CIDR block of 115.()

A.115.64.8.32
B.115.64.7.64
C.115.64.6.255
D.115.64.3.255
E.115.64.5.128
F.115.64.12.128

10.多項(xiàng)選擇題若主機(jī)A需要知道主機(jī)B的MAC地址,則屬于ARP的工作流程為()。

A.主機(jī)A在網(wǎng)絡(luò)中廣播ARP請(qǐng)求報(bào)文
B.主機(jī)B接收到請(qǐng)求報(bào)文后將自己的IP地址到MAC地址的映射發(fā)送給主機(jī)A
C.主機(jī)B收到請(qǐng)求報(bào)文后將主機(jī)A的IP地址和MAC地址映射存儲(chǔ)到自己的CACHE中
D.主機(jī)A緩存主機(jī)B的IP地址到MAC地址的映射

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