cat > /etc/dhcpcd.conf << EOF
hostname
clientid
persistent
option rapid_commit
option domain_name_servers, domain_name, domain_search, host_name
option classless_static_routes
option interface_mtu
require dhcp_server_identifier
slaac private
static domain_name_servers=8.8.8.8 114.114.114.114
EOF

systemctl restart dhcpcd