host是什么意思,有什么用?

2025-02-26 17:05:58
推荐回答(3个)
回答(1):

host的定义[编辑本段]这个文件是根据TCP/IP for Windows 的标准来工作的,它的作用是包含IP地址和Host name主机名 的映射关系,是一个映射IP地址和Host name主机名 的规定,规定要求每段只能包括一个映射关系,IP地址要放在每段的最前面,空格后再写上映射的Host name主机名 。对于这段的映射说明用“#”分割后用文字说明。host 文件的存放路径[编辑本段]WinXP/2003/Vista: C:\Windows\System32\Drivers\etcWinNT/2000: C:\WINNT\System32\Drivers\etcWin98/Me: C:\Windowshost文件的用法[编辑本段]1.加快域名解析  对于要经常访问的网站,我们可以通过在Hosts中配置域名和IP的映射关系,这样当我们输入域名计算机就能很快解析出IP,而不用请求网络上的DNS服务器。  2.方便局域网用户  在很多单位的局域网中,会有服务器提供给用户使用。但由于局域网中一般很少架设DNS服务器,访问这些服务要输入难记的IP地址,对不少人来说相当麻烦。现在可以分别给这些服务器取个容易记住的名字,然后在Hosts中建立IP映射,这样以后访问的时候我们输入这个服务器的名字就行了。  3.屏蔽网站  现在有很多网站不经过用户同意就将各种各样的插件安装到你的计算机中,有些说不定就是木马或病毒。对于这些网站我们可以利用Hosts把该网站的域名映射到错误的IP或自己计算机的IP,这样就不用访问了。比如不想访问 www.12345.com,那我们在Hosts写上以下内容:  127.0.0.1 www.12345.com #屏蔽的网站  0.0.0.0 www.12345.com #屏蔽的网站  这样计算机解析域名就解析到本机或错误的IP,达到了屏蔽的目的。  4.顺利连接系统  对于Lotus的服务器和一些数据库服务器,在访问时如果直接输入IP地址那是不能访问的,只能输入服务器名才能访问。那么我们配置好Hosts文件,这样输入服务器名就能顺利连接了。  最后要指出的是,Hosts文件配置的映射是静态的,如果网络上的计算机更改了请及时更新IP地址,否则将不能访问。

回答(2):

host的中文意思是

n. [计] 主机;主人;主持人;许多

vt. 主持;当主人招待

vi. 群集;做主人

词汇分析

音标:英 [həʊst]  美 [host] 

短语

a host of 许多,一大群;众多,大量

host country 东道国;主办国;所在国

host city n. 主办城市;举办城市

host computer [计]主机

拓展资料

1、He does the host admirably. 

他是个令人赞赏的主人。

2、Mr. Marce will host a reception tonight. 

马斯先生将主持今晚的招待会。

3、Our very generous host piled our plates with food. 

非常好客的主人给我们的盘子堆满了食物。

4、What happens if you need to upload or download data between your  workstation  and the  remote host? 

如果需要在您的工作站和远程主机之间上传或下载数据,会发生什么?

5、Repeat this step to add each host that you need. 

重复这一步骤,添加您需要的每一台主机。

回答(3):

看这 http://www.baidu.com/s?lm=0&si=&rn=10&ie=gb2312&ct=1048576&wd=host&tn=baidusite

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