<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><span id="docs-internal-guid-9fbc69f9-be09-d28a-48fb-dfac7615d1ee" class=""><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">Dear ndnSIM friends,</span></div><br class=""><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">I made my own Wifi (adhoc) scenario. I have <b class="">three nodes</b> in my scenario, <b class="">Consumer on node No. 0, producer on node No. 2 and node 1 is a relay node</b>. My nodes are far from each other with the same distance from each other. The nodes are just one hop reachable, so for sending interest from node 0 to node 2, node 1 has to be used in the middle. </span></div><br class=""><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">I installed wifi on all of the nodes. I added another wifi card to the channel. I used Constant Speed Propagation Delay Model and used “<b class="">Three Log Distance Propagation Delay Model</b>” and “<b class="">Nakagami Propagation Loss Model</b>”. I used “<b class="">Yans Wifi Phy Helper</b>” for creating the wifi channel. I used “<b class="">Nqos Wifi Mac helper</b>” for configuring the Mac model. </span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><br class=""></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">I have disabled the set default routes and created my own routes, and used “<b class="">best-route 2</b>” for the strategy for all of the three nodes. The following are my routes: </span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">ns3::ndn::FibHelper::AddRoute(waypointnode.Get(0), "/test/prefix", 257, 1);</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">ns3::ndn::FibHelper::AddRoute(waypointnode.Get(1), "/test/prefix", 256, 1);</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">ns3::ndn::FibHelper::AddRoute(waypointnode.Get(1), "/test/prefix", 257, 1);</font></span></div><div class=""><span class=""><br class=""></span></div><div class=""><span class="">My strategy is as follows:</span></div><div class=""><span id="docs-internal-guid-9fbc69f9-be0f-41ff-6587-d373392fa5fb" class=""><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="color: rgb(4, 51, 255); font-family: Arial; font-size: 9pt; white-space: pre-wrap;" class="">ndn::StrategyChoiceHelper::Install(waypointnode.Get(0), "/test/prefix", "/localhost/nfd/strategy/best-route2");</span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-size: 9pt; font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">ndn::StrategyChoiceHelper::Install(waypointnode.Get(1), "/test/prefix", "/localhost/nfd/strategy/best-route2");</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-size: 9pt; font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">ndn::StrategyChoiceHelper::Install(waypointnode.Get(2), "/test/prefix", "/localhost/nfd/strategy/best-route2");</font></span></div><div class=""><br class=""></div></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">For the consumer I have <b class="">Consumer Batches </b>which <b class="">sends an interest on seconds, 2s - 4s - 6s - 8s</b> with the name<b class=""> test/prefix.</b></span></div><br class=""><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">I printed out some checking statements inside the functions (such as LinkService and Start Process Data) for receiving data to see the interactions. When I enable the log I can see that my interest goes through from node 0 to node 1, and from node 1 to node 2, and node 2 gets satisfied, and node 2 sends the data back to node 1, <b class="">but node 1 never receives the data. Node 1 and 0 are unsatisfied. I was wondering why node 1 is not getting the data back</b>?</span></div><br class=""><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt; text-align: justify;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class="">This is the log for one interest (Interest 0) going from node 0 to node 2 and the data process:</span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 ndn.MarziehConsumer:SendPacket()</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 ndn.MarziehConsumer:SendPacket(): [INFO ] > Interest for 0</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 nfd.LinkService:receiveInterest(): [LOGIC] [id=259,local=<a href="appFace://,remote=appFace://" class="">appFace://,remote=appFace://</a>] receiveInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 nfd.Forwarder:onIncomingInterest(): [DEBUG] onIncomingInterest face=259 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 nfd.Forwarder:onContentStoreMiss(): [DEBUG] onContentStoreMiss interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 nfd.Forwarder:onOutgoingInterest(): [DEBUG] onOutgoingInterest face=257 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 nfd.LinkService:sendInterest(): [LOGIC] [id=257,local=<a href="netdev://[00:00:00:00:00:04],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:04],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] sendInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2s 0 ndn.MarziehConsumer:SendPacket()</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.00005s 1 nfd.LinkService:receiveInterest(): [LOGIC] [id=257,local=<a href="netdev://[00:00:00:00:00:05],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:05],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] receiveInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.00005s 1 nfd.Forwarder:onIncomingInterest(): [DEBUG] onIncomingInterest face=257 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.00005s 1 nfd.Forwarder:onContentStoreMiss(): [DEBUG] onContentStoreMiss interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.00005s 1 nfd.Forwarder:onOutgoingInterest(): [DEBUG] onOutgoingInterest face=256 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.00005s 1 nfd.LinkService:sendInterest(): [LOGIC] [id=256,local=<a href="netdev://[00:00:00:00:00:02],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:02],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] sendInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 0 nfd.LinkService:receiveInterest(): [LOGIC] [id=256,local=<a href="netdev://[00:00:00:00:00:01],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:01],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] receiveInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 0 nfd.Forwarder:onIncomingInterest(): [DEBUG] onIncomingInterest face=256 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 0 nfd.Forwarder:onInterestLoop(): [DEBUG] onInterestLoop face=256 interest=/test/prefix/%FE%00 send-Nack-duplicate</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 0 nfd.LinkService:sendNack(): [LOGIC] [id=256,local=<a href="netdev://[00:00:00:00:00:01],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:01],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] sendNack</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.LinkService:receiveInterest(): [LOGIC] [id=256,local=<a href="netdev://[00:00:00:00:00:03],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:03],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] receiveInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.Forwarder:onIncomingInterest(): [DEBUG] onIncomingInterest face=256 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.Forwarder:onContentStoreMiss(): [DEBUG] onContentStoreMiss interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.Forwarder:onOutgoingInterest(): [DEBUG] onOutgoingInterest face=259 interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.LinkService:sendInterest(): [LOGIC] [id=259,local=<a href="appFace://,remote=appFace://" class="">appFace://,remote=appFace://</a>] sendInterest</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 ndn.Producer:OnInterest(0x81a44e8, 0xaad1b8fc)</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 ndn.Producer:OnInterest(): [INFO ] node(2) responding with Data: /test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.LinkService:receiveData(): [LOGIC] [id=259,local=<a href="appFace://,remote=appFace://" class="">appFace://,remote=appFace://</a>] receiveData</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">start process data, marzieh</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.Forwarder:onIncomingData(): [DEBUG] onIncomingData face=259 data=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.Forwarder:onIncomingData(): [DEBUG] onIncomingData matching=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.Forwarder:onOutgoingData(): [DEBUG] onOutgoingData face=256 data=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.0001s 2 nfd.LinkService:sendData(): [LOGIC] [id=256,local=<a href="netdev://[00:00:00:00:00:03],remote=netdev://[ff:ff:ff:ff:ff:ff" class="">netdev://[00:00:00:00:00:03],remote=netdev://[ff:ff:ff:ff:ff:ff</a>]] sendData</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">2.1001s 2 nfd.Forwarder:onInterestFinalize(): [DEBUG] onInterestFinalize interest=/test/prefix/%FE%00 satisfied</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">4.00005s 1 nfd.Forwarder:onInterestUnsatisfied(): [DEBUG] onInterestUnsatisfied interest=/test/prefix/%FE%00</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><font color="#0433ff" class="">4.00005s 1 nfd.Forwarder:onInterestFinalize(): [DEBUG] onInterestFinalize interest=/test/prefix/%FE%00 unsatisfied</font></span></div><div style="line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><span style="font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><br class=""></span></div><div style="text-align: justify; line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><font face="Arial" class=""><span style="white-space: pre-wrap;" class="">Best Regards,</span></font></div><div style="text-align: justify; line-height: 1.38; margin-top: 0pt; margin-bottom: 0pt;" class=""><font face="Arial" class=""><span style="white-space: pre-wrap;" class="">Marzieh</span></font></div><div class=""><span style="font-size: 9pt; font-family: Arial; font-variant-ligatures: normal; font-variant-east-asian: normal; font-variant-position: normal; vertical-align: baseline; white-space: pre-wrap;" class=""><br class=""></span></div></span></body></html>