--- a/src/devices/wifi/wifi-phy.h Tue Nov 04 14:06:26 2008 +0100
+++ b/src/devices/wifi/wifi-phy.h Tue Nov 04 14:06:34 2008 +0100
@@ -35,6 +35,7 @@
namespace ns3 {
class WifiChannel;
+class NetDevice;
/**
* \brief receive notifications about phy events.
@@ -231,12 +232,11 @@
* \returns the mode whose index is specified.
*/
virtual WifiMode GetMode (uint32_t mode) const = 0;
- /* return snr: W/W */
/**
* \param txMode the transmission mode
* \param ber the probability of bit error rate
* \returns the minimum snr which is required to achieve
- * the requested ber for the specified transmission mode.
+ * the requested ber for the specified transmission mode. (W/W)
*/
virtual double CalculateSnr (WifiMode txMode, double ber) const = 0;