DHCP脚本

yum -y install dhcp &>/dev/null
read -p "需要分配的网段：" dou
read -p "分配网络的区域：" yan ru
read -p "请输入网关："  yun
cat << END > /etc/dhcp/dhcpd.conf
option domain-name "example.org";
option domain-name-servers 202.106.0.20,8.8.8.8;

default-lease-time 600;
max-lease-time 7200;

subnet $dou netmask 255.255.255.0 {
  range $yan $ru;
  option routers $yun;
}
END
systemctl start dhcpd
systemctl enable dhcpd

来源：https://www.cnblogs.com/CAPF/p/11414359.html