<varlistentry>
	<term><option>-L</option></term>
	<term><option>--url</option></term>
	<listitem>
		<para>
			Specify specify user, password, hostname, port and topic at once as
			a URL. The URL must be in the form:
			mqtt(s)://[username[:password]@]host[:port]/topic or
			ws(s)://[username[:password]@]host[:port]/path
		</para>
		<para>
			Depending on the scheme, the port will default to different values.
			mqtt:// - 1883, mqtts:// - 8883, ws:// - 80, wss:// - 443.
		</para>
	</listitem>
</varlistentry>
