{"action":"opened","issue":{"url":"https://api.github.com/repos/inet-framework/inet/issues/210","repository_url":"https://api.github.com/repos/inet-framework/inet","labels_url":"https://api.github.com/repos/inet-framework/inet/issues/210/labels{/name}","comments_url":"https://api.github.com/repos/inet-framework/inet/issues/210/comments","events_url":"https://api.github.com/repos/inet-framework/inet/issues/210/events","html_url":"https://github.com/inet-framework/inet/issues/210","id":163514182,"number":210,"title":"collisions on IdealWirelessNic","user":{"login":"fastriker","id":3725376,"avatar_url":"https://avatars.githubusercontent.com/u/3725376?v=3","gravatar_id":"","url":"https://api.github.com/users/fastriker","html_url":"https://github.com/fastriker","followers_url":"https://api.github.com/users/fastriker/followers","following_url":"https://api.github.com/users/fastriker/following{/other_user}","gists_url":"https://api.github.com/users/fastriker/gists{/gist_id}","starred_url":"https://api.github.com/users/fastriker/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/fastriker/subscriptions","organizations_url":"https://api.github.com/users/fastriker/orgs","repos_url":"https://api.github.com/users/fastriker/repos","events_url":"https://api.github.com/users/fastriker/events{/privacy}","received_events_url":"https://api.github.com/users/fastriker/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2016-07-02T11:20:28Z","updated_at":"2016-07-02T11:20:28Z","closed_at":null,"body":"I did a simulation with IdealWirelessNic, IdealRadioMedium and activated ignoreInterference on the IdealReceiver. On the description of IdealWirelessNic it is mentioned that there are no collisions. However I got a few. I think this is an example of the relevant log from the radio:\r\n> ** Event #32810  t=36.010667694001  RegularNetworks.node[6].wlan[0].radio (IdealRadio, id=275)  on 14 - UDPBasicAppData-0 (inet::physicallayer::RadioFrame, id=127452)\r\nDEBUG (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Receiving IdealTransmission from medium by (inet::physicallayer::Radio)radio arrives as IdealReception\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Reception started: attempting (inet::physicallayer::RadioFrame)14 - UDPBasicAppData-0 WHOLE as IdealReception\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Changing radio reception state from IDLE to RECEIVING.\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Changing radio received signal part from NONE to WHOLE.\r\n** Event #32846  t=36.010689897981  RegularNetworks.node[6].wlan[0].radio (IdealRadio, id=275)  on selfmsg receptionTimer (omnetpp::cMessage, id=127421)\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Reception ended: ignoring (inet::physicallayer::RadioFrame)17 - UDPBasicAppData-2 WHOLE as IdealReception\r\n** Event #32858  t=36.010704097945  RegularNetworks.node[6].wlan[0].radio (IdealRadio, id=275)  on 19 - UDPBasicAppData-1 (inet::physicallayer::RadioFrame, id=127549)\r\nDEBUG (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Receiving IdealTransmission from medium by (inet::physicallayer::Radio)radio arrives as IdealReception\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Reception started: attempting (inet::physicallayer::RadioFrame)19 - UDPBasicAppData-1 WHOLE as IdealReception\r\n** Event #32877  t=36.010748879186  RegularNetworks.node[6].wlan[0].radio (IdealRadio, id=275)  on selfmsg receptionTimer (omnetpp::cMessage, id=127491)\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Reception ended: ignoring (inet::physicallayer::RadioFrame)14 - UDPBasicAppData-0 WHOLE as IdealReception\r\n** Event #32900  t=36.01078528313  RegularNetworks.node[6].wlan[0].radio (IdealRadio, id=275)  on selfmsg receptionTimer (omnetpp::cMessage, id=127592)\r\nDEBUG (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Receiving IdealTransmission from medium by (inet::physicallayer::Radio)radio arrives as IdealReception and results in ReceptionDecision\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Reception ended: successfully for (inet::physicallayer::RadioFrame)19 - UDPBasicAppData-1 WHOLE as IdealReception\r\nDEBUG (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Receiving IdealTransmission from medium by (inet::physicallayer::Radio)radio arrives as IdealReception and results in ReceptionResult\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Sending up (inet::IdealMacFrame)19 - UDPBasicAppData-1\r\nDEBUG (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Listening with IdealListening on medium by (inet::physicallayer::Radio)radio results in ListeningDecision\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Changing radio reception state from RECEIVING to IDLE.\r\nINFO (IdealRadio)RegularNetworks.node[6].wlan[0].radio: Changing radio received signal part from WHOLE to NONE.\r\n\r\nThe radio attempted to receive 14 - UDPBasicAppData-0. Before the this is finished, the same happened to 19 - UDPBasicAppData-1. The consequence was that 14 - UDPBasicAppData-0 was ignored and 19 - UDPBasicAppData-1 was received."}}
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