DHCP的原理这里就不多说了,这里直接贴配置加解说
1、安装dhcp
yum -y install dhcp-4.1.1-63.P1.el6.centos.x86_64
2、编辑/etc/dhcp/dhcpd.conf
option domain-name "itox.com.cn"; #定义域名,这个域名在Win7的网卡信息中能够看到option domain-name-servers 61.139.2.69,202.98.96.68; #定义客户端的DNS,用逗号分隔开
subnet 192.168.4.0 netmask 255.255.255.0 { #定义一组IP地址资源池 option routers 192.168.4.1; #定义客户端的网关地址 option subnet-mask 255.255.255.0; #定义客户端的子网掩码 default-lease-time 1200; #定义客户端的最短租约 max-lease-time 18400; #定义客户端的最长租约 pool { #这里到下面的pool作用在于未定义的客户端不给他们分192.168.4.2到100的IP地址,给客户端只分配200到254的地址 range 192.168.4.200 192.168.4.254; allow unknown-clients; } pool { range 192.168.4.2 192.168.4.100; deny unknown-clients; } }
host WIN7-1 { #这里配置指定的客户端的MAC地址获取指定的IP地址 hardware ethernet 00:0c:29:55:5f:b2; fixed-address 192.168.4.222;}
3、DHCP服务的启动受制于selinux,停掉他,然后启动dhcp
setenforce 0
service dhcpd start 或systemctl start dhcpd
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转载于:https://www.cnblogs.com/boltkiller/p/10664419.html
