+
+ <para>For Unit Commands the <replaceable>NAME</replaceable> represents full name of unit.
+ <programlisting>
+systemctl start foo.service
+ </programlisting>
+ For Unit File Commands the <replaceable>NAME</replaceable> represents full name of the unit file, or absolute path to the unit file.
+ <programlisting>
+systemctl start /path/to/foo.service
+ </programlisting>
+ While working with services/service files, <command>systemctl</command> is able to append .service suffix when it is missing.
+ <programlisting>
+systemctl start foo
+ </programlisting></para>