apt -y install isc-dhcp-server

vi /etc/default/isc-dhcp-server

# line 4: uncomment

# line 17,18: specify listening interfaces

# if not use IPv6, comment out it

ens3

ens3

vi /etc/dhcp/dhcpd.conf

# line 7: specify domain name

"srv.world"

# line 8: specify nameserver's hostname or IP address

dlp.srv.world

# line 21: uncomment

# add to the end

subnet 10.0.0.0 netmask 255.255.255.0 {
     
     option routers 10.0.0.1;
     
     option subnet-mask 255.255.255.0;
     
     range dynamic-bootp 10.0.0.200 10.0.0.254;
}