阅读以下说明,回答问题l至问题4,将解答填入答题纸对应的解答栏内。
【说明】
某小公司网络拓扑结构如图1-l所示,租用了一条ADSL宽带来满足上网需求,为了便于管理,在Server2上安装DHCP服务提供IP地址动态配置。
【问题3】(10分,每空2分)
网络用户不能访问因特网,这时采用抓包工具捕获的host1 eth0接口发出的信息如图1-3所示。
阅读以下说明,回答问题l至问题4,将解答填入答题纸对应的解答栏内。
【说明】
某小公司网络拓扑结构如图1-l所示,租用了一条ADSL宽带来满足上网需求,为了便于管理,在Server2上安装DHCP服务提供IP地址动态配置。
1.jpg
【问题3】(10分,每空2分)
网络用户不能访问因特网,这时采用抓包工具捕获的host1 eth0接口发出的信息如图1-3所示。
1.jpg
1.Server2 的DHCP地址池范围是(5) ,
2.host1从DHCP服务器获取的Internet协议属性参数为:
IP地址:(6) ;
子网掩码:(7) ;
默认网关: (8) :
3.host1不能接入Internet的可能原因是(9) 。
(9)备选答案:
A.DNS解析错误 B.到Server1网络连接故障 C.没正常获取IP地址 D.DHCP服务器工作不正常
正确答案及解析
正确答案
解析
192.168.2.1-192.168.2.252
192.168.2.1 255.255.255.0
192.168.2.254
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