+ <refsect2><title>System Commands</title><variablelist>
+ </variablelist></refsect2>
+ <varlistentry>
+ <term><command>poweroff</command></term>
+
+ <listitem>
+ <para>Print a wall message to all users, shut down and
+ power-off the system.</para>
+ </listitem>
+ </varlistentry>
+ <varlistentry>
+ <term><command>reboot <optional><replaceable>arg</replaceable></optional></command></term>
+
+ <listitem>
+ <para>Print a wall message to all users, shut down and
+ reboot the system.</para>
+
+ <para>If the optional argument
+ <replaceable>arg</replaceable> is given, it will be passed
+ as the optional argument to the
+ <citerefentry><refentrytitle>reboot</refentrytitle><manvolnum>2</manvolnum></citerefentry>
+ system call. The value is architecture and firmware
+ specific. As an example, <literal>recovery</literal> might
+ be used to trigger system recovery, and
+ <literal>fota</literal> might be used to trigger a
+ <quote>firmware over the air</quote> update.</para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><command>suspend</command></term>
+
+ <listitem>
+ <para>Suspend the system.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><command>hibernate</command></term>
+
+ <listitem>
+ <para>Hibernate the system.
+ </para>
+ </listitem>
+ </varlistentry>
+
+ <varlistentry>
+ <term><command>hybrid-sleep</command></term>
+
+ <listitem>
+ <para>Hibernate and suspend the system.</para>
+ </listitem>
+ </varlistentry>