59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
#
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# SPDX-License-Identifier: GPL-2.0-only
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#
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try:
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from ns import ns
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except ModuleNotFoundError:
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raise SystemExit(
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"Error: ns3 Python module not found;"
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" Python bindings may not be enabled"
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" or your PYTHONPATH might not be properly configured"
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)
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# // Default Network Topology
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# //
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# // 10.1.1.0
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# // n0 -------------- n1
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# // point-to-point
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# //
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ns.LogComponentEnable("UdpEchoClientApplication", ns.LOG_LEVEL_INFO)
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ns.LogComponentEnable("UdpEchoServerApplication", ns.LOG_LEVEL_INFO)
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nodes = ns.NodeContainer()
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nodes.Create(2)
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pointToPoint = ns.PointToPointHelper()
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pointToPoint.SetDeviceAttribute("DataRate", ns.StringValue("5Mbps"))
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pointToPoint.SetChannelAttribute("Delay", ns.StringValue("2ms"))
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devices = pointToPoint.Install(nodes)
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stack = ns.InternetStackHelper()
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stack.Install(nodes)
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address = ns.Ipv4AddressHelper()
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address.SetBase(ns.Ipv4Address("10.1.1.0"), ns.Ipv4Mask("255.255.255.0"))
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interfaces = address.Assign(devices)
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echoServer = ns.UdpEchoServerHelper(9)
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serverApps = echoServer.Install(nodes.Get(1))
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serverApps.Start(ns.Seconds(1))
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serverApps.Stop(ns.Seconds(10))
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address = interfaces.GetAddress(1).ConvertTo()
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echoClient = ns.UdpEchoClientHelper(address, 9)
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echoClient.SetAttribute("MaxPackets", ns.UintegerValue(1))
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echoClient.SetAttribute("Interval", ns.TimeValue(ns.Seconds(1)))
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echoClient.SetAttribute("PacketSize", ns.UintegerValue(1024))
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clientApps = echoClient.Install(nodes.Get(0))
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clientApps.Start(ns.Seconds(2))
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clientApps.Stop(ns.Seconds(10))
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ns.Simulator.Run()
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ns.Simulator.Destroy()
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