The network 172.25.0.0 has been divided into eight equal subnets. Which of the following IP addresses can be assigned to hosts in the third subnet if the ip subnet-zero command is configured on the router?（）A、172.25.78.243B、172.25.98.16C、172.25.72.0D、172.

题目

The network 172.25.0.0 has been divided into eight equal subnets. Which of the following IP addresses can be assigned to hosts in the third subnet if the ip subnet-zero command is configured on the router?（）

A、172.25.78.243
B、172.25.98.16
C、172.25.72.0
D、172.25.94.255
E、172.25.96.17
F、172.25.100.16

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相似问题和答案

第1题：

The Schuyler and Livingston Iron Works has been working on getting its network security under control. It has set up VPN with IPSec links to its suppliers. It has installed network vulnerability scanners to proactively identify areas of weakness, and it monitors and responds to security events as they occur. It also employs extensive access control lists, stateful firewall implementations, and dedicated firewall appliances. The company has been growing very fast lately and wants to make sure it is up to date on security measures.Which two areas of security would you advise the company to strengthen? （）

A. intrusion protection

B. identity

C. secure connectivity

D. security management

参考答案：B, D

第2题：

A.172.25.78.243

B.172.25.98.16

C.172.25.72.0

D.172.25.94.255

E.172.25.96.17

F.172.25.100.16

参考答案：A, C, D

第3题：

Users are unable to stay connected to the company‘s wireless network. Several times throughoutthe day the users‘ signals are dropped and they are forced to reconnect to the network.A technician determines the network cabling that supplies the WAP has been run inside with severalpower lines.Which of the following is the MOST likely cause of the network issue?（）

A.Ashort

B.Open pairs

C.ESD

D.EMI

参考答案：D

第4题：

The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?（）

A、A new default gateway has been setup.
B、A new Internet shortcut has been added.
C、A new web browser has been installed and is now the default.
D、A proxy server has been enabled.

正确答案:D

第5题：

What are three reasons to collect Netflow data on a company network?（）

A、To identify applications causing congestion
B、To authorize user network access
C、To report and alert link up / down instances.
D、To diagnose slow network performance, bandwidth hogs, and bandwidth utilization.
E、To detect suboptimal routing in the network.
F、To confirm the appropriate amount of bandwidth that has been allocated to each Class of Service.

正确答案:A,D,F

第6题：

A network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test?()

A.ARP

B.CDP

C.DHCP

D.DNS

E.ICMP

参考答案：A, E

第7题：

A new subnet with 12 hosts has been added to the network. Which subnet address should this network use to provide enough useable addresses while wasting the fewest addresses()。

A.192.168.10.80/28

B.192.168.10.80/29

C.192.168.10.96/28

D.192.168.10.96/29

参考答案：C

第8题：

The Ezonexam network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test? (Choose two)

A．ARP

B．CDP

C．DHCP

D．DNS

E．ICMP

正确答案：AE
解析：Explanation:ARPfindsthehardwareaddressofahostfromaknownIPaddress.Here'showitworks:whenIPhasadatagramtosend,itmustinform.aNetworkAccessprotocol,suchasEthernetorTokenRing,ofthedestination'shardwareaddressonthelocalnetwork.(Ithasalreadybeeninformedbyupper-layerprotocolsofthedestination'sIPaddress.)IfIPdoesn'tfindthedestinationhost'shardwareaddressintheARPcache,itusesARPtofindthisinformation.ICMPworksattheNetworklayerandisusedbyIPformanydifferentservices.ICMPisamanagementprotocolandmessagingserviceproviderforIP.ItsmessagesarecarriedasIPdatagrams.RFC1256isanannextoICMP,whichaffordshosts'extendedcapabilityindiscoveringroutestogateways.Periodically,routeradvertisementsareannouncedoverthenetwork,reportingIPaddressesfortherouter'snetworkinterfaces.Hostslistenforthesenetworkinfomercialstoacquirerouteinformation.Aroutersolicitationisarequestforimmediateadvertisementsandmaybesentbyahostwhenitstartsup.

第9题：

A switch has been configured with two vlans and is connected to a router with a trunk for inter-vlan routing.OSPF has been configured on the router，as the routing protocol for the network.Which statement about thisnetwork is true？（）

A、For the two vlans to communicate，a network statement for the trunk interface needs to be added to the OSPF configuration.
B、For the two vlans to communicate， a network statement for each subinterface needs to be added to the OSPF configuration.
C、Direct inter-vlan communication does not require OSPF
D、OSPF cannot be used if router-on-a-stick is configured on the router

正确答案:C

第10题：

A network administrator issues the ping 192.168.2.5 command and successfully tests connectivity to a host that has been newly connected to the network. Which protocols were used during the test? （）

A、ARP
B、CDP
C、DHCP
D、DNS
E、ICMP

正确答案:A,E

The network 172.25.0.0 has been

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