CentOS下搭建DHCP服务器（联网安装）

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先将网卡ip地址配置好
然后再打开终端输入命令

以下是终端输入的命令和显示的结果

[iyunv@Jimmy Desktop]# rpm -qa | grep dhcp
dhcp-common-4.1.1-51.P1.el6.centos.x86_64
[iyunv@Jimmy Desktop]# yum install dhcp
Loaded plugins: fastestmirror, refresh-packagekit, security
Setting up Install Process
Determining fastest mirrors
* base: mirrors.163.com
* extras: mirrors.163.com
* updates: mirrors.163.com
Resolving Dependencies
--> Running transaction check
---> Package dhcp.x86_64 12:4.1.1-51.P1.el6.centos will be installed
--> Finished Dependency Resolution

Dependencies Resolved

================================================================================
Package     Arch          Version                            Repository   Size
================================================================================
Installing:
dhcp        x86_64        12:4.1.1-51.P1.el6.centos          base        823 k

Transaction Summary
================================================================================
Install       1 Package(s)

Total download size: 823 k
Installed size: 1.9 M
Is this ok [y/N]: y
Downloading Packages:
dhcp-4.1.1-51.P1.el6.centos.x86_64.rpm                   | 823 kB     00:00     
warning: rpmts_HdrFromFdno: Header V3 RSA/SHA1 Signature, key ID c105b9de: NOKEY
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
Importing GPG key 0xC105B9DE:
Userid : CentOS-6 Key (CentOS 6 Official Signing Key) <centos-6-key@centos.org>
Package: centos-release-6-8.el6.centos.12.3.x86_64 (@anaconda-CentOS-201605220104.x86_64/6.8)
From   : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6
Is this ok [y/N]: y
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
  Installing : 12:dhcp-4.1.1-51.P1.el6.centos.x86_64                        1/1
  Verifying  : 12:dhcp-4.1.1-51.P1.el6.centos.x86_64                        1/1

Installed:
  dhcp.x86_64 12:4.1.1-51.P1.el6.centos                                         

Complete!
[iyunv@Jimmy Desktop]# ls
[iyunv@Jimmy Desktop]# cd ..
[iyunv@Jimmy Jimmy]# pwd
/home/Jimmy
[iyunv@Jimmy Jimmy]# ls
Desktop  Documents  Downloads  Music  Pictures  Public  Templates  Videos
[iyunv@Jimmy Jimmy]# cd
[iyunv@Jimmy ~]# ls
anaconda-ks.cfg  install.log  install.log.syslog
[iyunv@Jimmy ~]# pwd
/root
[iyunv@Jimmy ~]# cd /etc/
[iyunv@Jimmy etc]# pwd
/etc
[iyunv@Jimmy etc]# cd dhcp
[iyunv@Jimmy dhcp]# ls
dhclient.d  dhcpd6.conf  dhcpd.conf
[iyunv@Jimmy dhcp]# pwd
/etc/dhcp
[iyunv@Jimmy dhcp]# vim dhcpd.conf        （这里的配置文件修改在下面末尾）
[iyunv@Jimmy dhcp]# cp /usr/share/doc/dhcp*/dhcpd.conf.sample
cp: missing destination file operand after `/usr/share/doc/dhcp-4.1.1/dhcpd.conf.sample'
Try `cp --help' for more information.
[iyunv@Jimmy dhcp]# cp /usr/share/doc/dhc
dhclient-4.1.1/    dhcp-4.1.1/        dhcp-common-4.1.1/
[iyunv@Jimmy dhcp]# cp /usr/share/doc/dhc
dhclient-4.1.1/    dhcp-4.1.1/        dhcp-common-4.1.1/
[iyunv@Jimmy dhcp]# cp /usr/share/doc/dhcp-4.1.1/dhc
dhclient-tz-exithook.sh  dhcpd.conf.sample        
dhcpd6.conf.sample       dhcpd-conf-to-ldap      
[iyunv@Jimmy dhcp]# cp /usr/share/doc/dhcp-4.1.1/dhc
dhclient-tz-exithook.sh  dhcpd.conf.sample        
dhcpd6.conf.sample       dhcpd-conf-to-ldap      
[iyunv@Jimmy dhcp]# cp /usr/share/doc/dhcp-4.1.1/dhcpd.conf.sample /etc/dhcp/dhcpd.conf
cp: overwrite `/etc/dhcp/dhcpd.conf'? y
[iyunv@Jimmy dhcp]# ls -l
total 12
drwxr-xr-x. 2 root root 4096 May 12 03:22 dhclient.d
-rw-r--r--. 1 root root  193 May 12 03:22 dhcpd6.conf
-rw-r--r--. 1 root root 3262 Sep 28 17:17 dhcpd.conf
[iyunv@Jimmy dhcp]# vim dhcpd.conf
[iyunv@Jimmy dhcp]# vim dhcpd.conf
[iyunv@Jimmy dhcp]# service dhcpd restart
正在启动 dhcpd：                                           [确定]
[iyunv@Jimmy dhcp]#



dhcpd.conf  的简单的配置文件截图如下图





配置完成之后进入同网的一台计算机上测试下配置的结果