Interfacing Simulations with Live Devices and Traffic Using OPNET's ...
Interfacing Simulations with Live Devices and Traffic Using OPNET's ...
Interfacing Simulations with Live Devices and Traffic Using OPNET's ...
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1578 <strong>Interfacing</strong> <strong>Simulations</strong> <strong>with</strong> <strong>Live</strong> <strong>Devices</strong> <strong>and</strong> <strong>Traffic</strong> <strong>Using</strong> <strong>OPNET's</strong> System-in-the-LoopModel Enhancements for TCP Segmentation• No need for real payloads when packets don’t leave the simulation.Implemented by the old op_sar package• New oms_sar package allows real-world payloads to be sent/received• Useful for SITL scenarios where a simulation interacts <strong>with</strong> a realdevice• Also useful for sending <strong>and</strong> receiving real payloads <strong>with</strong> HLA• Serialization <strong>and</strong> de-serialization of real payload at the TCP layer• Must register callback functions for serialization/de-serialization• “TCP Real Payload Support” attribute controls this feature• Enable – simulation should always use oms_sar• Disable – simulation should always use op_sar• Auto – Determines if external connections exist <strong>and</strong> uses the appropriatepackageCONFIDENTIAL ─ RESTRICTED ACCESS: This information may not be disclosed, copied, or transmitted in any format <strong>with</strong>out the prior written consent of OPNET Technologies, Inc. © 2010 OPNET Technologies, Inc.25
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