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(-)a/src/wifi/model/yans-wifi-phy.cc (-8 / +4 lines)
 Lines 644-658    Link Here 
644 
    case YansWifiPhy::IDLE:
 644 
    case YansWifiPhy::IDLE:
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      if (rxPowerW > m_edThresholdW) //checked here, no need to check in the payload reception (current implementation assumes constant rx power over the packet duration)
 645 
      if (rxPowerW > m_edThresholdW) //checked here, no need to check in the payload reception (current implementation assumes constant rx power over the packet duration)
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        {
 646 
        {
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          if (preamble == WIFI_PREAMBLE_NONE && m_mpdusNum == 0)
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          if (preamble == WIFI_PREAMBLE_NONE && (m_mpdusNum == 0 || m_plcpSuccess == false))
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            {
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            {
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              NS_LOG_DEBUG ("drop packet because no preamble has been received");
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              m_plcpSuccess = false;
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              NotifyRxDrop (packet);
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              m_mpdusNum = 0;
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              goto maybeCcaBusy;
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              NS_LOG_DEBUG ("drop packet because no PLCP preamble/header has been received");
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            }
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          else if (preamble == WIFI_PREAMBLE_NONE && m_plcpSuccess == false) //A-MPDU reception fails
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            {
655 
              NS_LOG_DEBUG ("Drop MPDU because no plcp has been received");
656 
              NotifyRxDrop (packet);
 652 
              NotifyRxDrop (packet);
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              goto maybeCcaBusy;
 653 
              goto maybeCcaBusy;
658 
            }
 654 
            }

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