Systemd vs SysV Linux services

Check the below commands for systemd new config:

[root@localhost systemd]# systemctl disable firewalld.service
rm '/etc/systemd/system/basic.target.wants/firewalld.service'
rm '/etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service'
[root@localhost systemd]#

[root@localhost systemd]# systemctl enable firewalld.service
ln -s '/usr/lib/systemd/system/firewalld.service' '/etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service'
ln -s '/usr/lib/systemd/system/firewalld.service' '/etc/systemd/system/basic.target.wants/firewalld.service'
[root@localhost systemd]#


[root@localhost systemd]# systemctl stop firewalld.service
[root@localhost systemd]#

[root@localhost systemd]# systemctl disable firewalld.service
rm '/etc/systemd/system/basic.target.wants/firewalld.service'
rm '/etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service'
[root@localhost systemd]#

[root@localhost systemd]#  systemctl list-unit-files -t service ^C