+ \item \texttt{diversity} \\
+ Optional: Enable diversity for the Wi-Fi device. This feature is supported only on the atheros chipset.
+
+ \item \texttt{rxantenna} \\
+ Optional: Antenna identifier (0, 1 or 2) for reception. This feature is supported by atheros and some broadcom chipsets.
+
+ \item \texttt{txantenna} \\
+ Optional: Antenna identifier (0, 1 or 2) for emission. This feature is supported by atheros and some broadcom chipsets.