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在Linux下安装配置DHCP服务，DHCP服务程序/usr/sbirddhcpd需要读取配置文件/etc/dhcpd.conf，以下是一个DHCP配置文件的主要内容：

如果客户机希望连续使用得到的IP地址，那么它在租用IP地址后每隔多少秒必须发送一次租用续约请求。

答案

参考答案：

86400

填空题

用适当的关系代词或副词填空。

1. The land was for everyone ____ lived on it.

2. Anne treated her diary as a friend ____ she could tell everything to.

3. These are the pictures ____ the famous artists drew in the early 1600's.

4. The friendship ____ can end will never be real.

5. It is called lokahi in the Hawaiian language, ____ means "oneness with all people".

6. Hawaii is a place ____ people make one big community from many smaller communities.

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名词解释

污泥脱水
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