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OPNET Modeler Wireless Suite and OPNET Modeler Wireless Suite for Defense provide high-fidelity modeling, simulation, and analysis of wireless networks, including the RF environment, interference, transmitter/receiver characteristics, and full protocol stack (including MAC, routing, higher layer protocols, and applications). Furthermore, the ability to incorporate node mobility and interconnection with wire-line transport networks provide a rich and realistic modeling environment. Some of the features of the 802.11 wireless LAN (WLAN) model include:

  • Support for 802.11a, b, e, g, n
  • DCF/PCF MAC algorithms
  • HCF EDCA mechanisms with TXOP frame bursting
  • Support for QoS facility of 802.11e
  • Optional block-acknowledgement and no-acknowledgement operations of 802.11e
  • Reliable data transmission via RTS-CTS exchange
  • Fragmentation (threshold-based)
  • Interoperability among 11b, 11g, and 11n wireless LAN devices
  • Interoperability among 11a and 11n wireless LAN devices
  • Interoperability among 11e and non-11e capable nodes
  • PHY layer support: FHSS, IR, DSSS, OFDM, Extended Rate PHY-OFDM, and High Throughput PHY (HT-PHY)
  • Various modulation schemes: DPSK, BPSK, QPSK, CCK, QAM-16, QAM-64
  • HT PPDU support (HT-Mixed format and HT-Greenfield format)
  • Short guard intervals and reduced inter-frame spacing (RIFS) for 11n wireless LAN devices
  • Abstracted MIMO capability for 11n wireless LAN devices for higher data rates
  • Auto-assignment of channels to BSSs (optional)
  • Roaming

802.11 (WLAN) Network Simulation

802.11 (WLAN) Network Simulation

Design and evaluate Wireless LAN networks.