#!/bin/nash cat > /etc/dhcp/dhcpd.conf << EOF default-lease-time 600; max-lease-time 7200; authoritative; subnet 192.168.4.0 netmask 255.255.255.248 { range 192.168.4.2 192.168.4.6; option domain-name-servers 8.8.8.8, 8.8.4.4; option subnet-mask 255.255.255.248; option routers 192.168.4.1; } EOF chmod 600 /etc/dhcp/dhcpd.conf cat > /etc/sysconfig/dhcpd << EOF DHCPDARGS="enp0s9" EOF systemctl enable dhcp systemctl start dhcp