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I have three nodes: two stations and one access point. Which I created in the following way:</div>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>NodeContainer wifiStaNodes;</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>wifiStaNodes.Create (2);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span></span><span style="font-variant-ligatures: no-common-ligatures;">NodeContainer wifiApNode;</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>wifiApNode.Create (</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">1</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures;"><span style="font-family: monaco; font-size: 9pt; color: rgb(241, 241, 240); background-color: rgba(0, 0, 0, 0);"> </span></span><span style="font-variant-ligatures: no-common-ligatures; font-family: monaco; font-size: 9pt; color: rgb(241, 241, 240); background-color: rgba(0, 0, 0, 0);"></span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>YansWifiChannelHelper wifiChannel = YansWifiChannelHelper::Default ();<span> </span></span></p>
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</span>wifiChannel.SetPropagationDelay(</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">"ns3::ConstantSpeedPropagationDelayModel"</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(241, 241, 240); font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>wifiChannel.AddPropagationLoss (</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"ns3::RangePropagationLossModel"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"MaxRange"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
DoubleValue(</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">50</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">));</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>YansWifiPhyHelper phy = YansWifiPhyHelper::Default ();<span> </span></span></p>
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</span>phy.SetChannel (wifiChannel.Create());</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"></span><br>
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<span style="font-variant-ligatures: no-common-ligatures; color: rgb(241, 241, 240); font-variant-ligatures: no-common-ligatures"><span>
</span>WifiHelper wifi; </span></p>
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</span>wifi.SetRemoteStationManager(</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">"ns3::ConstantRateWifiManager"</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(241, 241, 240); font-variant-ligatures: no-common-ligatures">,
</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">"DataMode"</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(241, 241, 240); font-variant-ligatures: no-common-ligatures">,</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>StringValue(</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"OfdmRate24Mbps"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">));</span></p>
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<span style="color: rgb(241, 241, 240); font-variant-ligatures: no-common-ligatures;"> WifiMacHelper mac; </span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>Ssid ssid = Ssid (</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"ns-3-ssid"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>mac.SetType (</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"ns3::StaWifiMac"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"Ssid"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">, SsidValue
(ssid), </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"ActiveProbing"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
BooleanValue (</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">false</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">));</span></p>
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<span style="font-variant-ligatures: no-common-ligatures;"> NetDeviceContainer staDevices = wifi.Install (phy, mac, wifiStaNodes);</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"></span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span> </span></span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"> mac.SetType (</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"ns3::ApWifiMac"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"Ssid"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">, SsidValue
(ssid));</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>NetDeviceContainer apDevices = wifi.Install (phy, mac, wifiApNode);</span></p>
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<span style="color: rgb(0, 0, 0); font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;">Node 0 (Consumer) , Node 2 (Access Point), and Node 1 (Producer).</span><br>
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All the nodes' strategy is set to best-route for the used prefix. I am manually setting up the routes between stations and ap.</div>
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</span>Ptr<Node> conNode = wifiStaNodes.Get(</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">0</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>Ptr<Node> prodNode = wifiStaNodes.Get(</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">1</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>Ptr<Node> apNode = wifiApNode.Get(</span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">0</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span> </span></span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>ndn::FibHelper::AddRoute(conNode, </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"/test/prefix"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
apNode, </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">1</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);</span></p>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures"><span>
</span>ndn::FibHelper::AddRoute(prodNode, </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">"/test/prefix"</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">,
apNode, </span><span style="font-variant-ligatures: no-common-ligatures; color: rgb(230, 104, 79); font-variant-ligatures: no-common-ligatures">1</span><span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">);<span> </span></span></p>
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I am getting the following error in the FibHelper::AddRoute():</div>
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<span style="font-variant-ligatures: no-common-ligatures; font-variant-ligatures: no-common-ligatures">msg="Cannot add route: Node# 0 and Node# 2 are not connected", file=../src/ndnSIM/helper/ndn-fib-helper.cpp, line=156</span></p>
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This is because the NetDevice for Node# 0 is not found, which is checked in this line:</div>
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<a href="https://github.com/named-data/ndnSIM/blob/master/helper/ndn-fib-helper.cpp#L134" id="LPlnk613248" style="font-family: Calibri, Arial, Helvetica, sans-serif; font-size: 12pt;">https://github.com/named-data/ndnSIM/blob/master/helper/ndn-fib-helper.cpp#L134</a><br>
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>From the log I can see that NetDeviceTransport is created for all the nodes. Can you any one please tell what I am missing here?</div>
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-Muktadir</div>
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