WiFi Glossary
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      PSDU

      PLCP Service Data Unit (PSDU) is the name for the contents that are contained within the PPDU, the PLCP Protocol Data Unit

      PLCP Service Data Unit (PSDU) is the name for the contents that are contained within the PPDU, the PLCP Protocol Data Unit. It is the same as the MPDU as perceived and received by the PHY.