{"action":"created","issue":{"url":"https://api.github.com/repos/XKNX/xknx/issues/55","repository_url":"https://api.github.com/repos/XKNX/xknx","labels_url":"https://api.github.com/repos/XKNX/xknx/issues/55/labels{/name}","comments_url":"https://api.github.com/repos/XKNX/xknx/issues/55/comments","events_url":"https://api.github.com/repos/XKNX/xknx/issues/55/events","html_url":"https://github.com/XKNX/xknx/issues/55","id":255017103,"number":55,"title":"Gateway scanner does not work with eibPort3","user":{"login":"Julius2342","id":2248357,"avatar_url":"https://avatars0.githubusercontent.com/u/2248357?v=4","gravatar_id":"","url":"https://api.github.com/users/Julius2342","html_url":"https://github.com/Julius2342","followers_url":"https://api.github.com/users/Julius2342/followers","following_url":"https://api.github.com/users/Julius2342/following{/other_user}","gists_url":"https://api.github.com/users/Julius2342/gists{/gist_id}","starred_url":"https://api.github.com/users/Julius2342/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Julius2342/subscriptions","organizations_url":"https://api.github.com/users/Julius2342/orgs","repos_url":"https://api.github.com/users/Julius2342/repos","events_url":"https://api.github.com/users/Julius2342/events{/privacy}","received_events_url":"https://api.github.com/users/Julius2342/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2017-09-04T11:43:08Z","updated_at":"2017-09-05T06:45:38Z","closed_at":null,"author_association":"COLLABORATOR","body":"\r\n@TinusK reported that the gateway scanner does not work with eibPort3 ( http://bab-tec.de/index.php/eibport_v3_de.html ).\r\n"},"comment":{"url":"https://api.github.com/repos/XKNX/xknx/issues/comments/327086017","html_url":"https://github.com/XKNX/xknx/issues/55#issuecomment-327086017","issue_url":"https://api.github.com/repos/XKNX/xknx/issues/55","id":327086017,"user":{"login":"Julius2342","id":2248357,"avatar_url":"https://avatars0.githubusercontent.com/u/2248357?v=4","gravatar_id":"","url":"https://api.github.com/users/Julius2342","html_url":"https://github.com/Julius2342","followers_url":"https://api.github.com/users/Julius2342/followers","following_url":"https://api.github.com/users/Julius2342/following{/other_user}","gists_url":"https://api.github.com/users/Julius2342/gists{/gist_id}","starred_url":"https://api.github.com/users/Julius2342/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Julius2342/subscriptions","organizations_url":"https://api.github.com/users/Julius2342/orgs","repos_url":"https://api.github.com/users/Julius2342/repos","events_url":"https://api.github.com/users/Julius2342/events{/privacy}","received_events_url":"https://api.github.com/users/Julius2342/received_events","type":"User","site_admin":false},"created_at":"2017-09-05T06:45:38Z","updated_at":"2017-09-05T06:45:38Z","author_association":"COLLABORATOR","body":"Could you try the following:\r\n\r\nStart tcpdump with the following parameters: `sudo tcpdump port 3671 -X -i enp3s0` (Replace the interface with the interface connecting your KNX/IP device).\r\n\r\nThen start the gateway scanner with the following command: `python3 examples/example_gatewayscanner.py` .\r\n\r\nThe interesting part would be if you see on or two packets (the first is the request, the second the response). I see the following: \r\n\r\n```\r\n   julius@walli ~:$ sudo tcpdump port 3671 -X -i enp3s0 \r\ntcpdump: verbose output suppressed, use -v or -vv for full protocol decode\r\nlistening on enp3s0, link-type EN10MB (Ethernet), capture size 262144 bytes\r\n08:41:47.556799 IP 192.168.42.1.45813 > 224.0.23.12.3671: UDP, length 14\r\n\t0x0000:  4500 002a 7136 4000 0211 25d7 c0a8 2a01  E..*q6@...%...*.\r\n\t0x0010:  e000 170c b2f5 0e57 0016 e1dd 0610 0201  .......W........\r\n\t0x0020:  000e 0801 c0a8 2a01 b2f5                 ......*...\r\n08:41:47.557747 IP 192.168.42.10.3671 > 192.168.42.1.45813: UDP, length 80\r\n\t0x0000:  4500 006c 0000 4000 8011 2525 c0a8 2a0a  E..l..@...%%..*.\r\n\t0x0010:  c0a8 2a01 0e57 b2f5 0058 de95 0610 0202  ..*..W...X......\r\n\t0x0020:  0050 0801 c0a8 2a0a 0e57 3601 0200 1100  .P....*..W6.....\r\n\t0x0030:  0000 0008 2d40 42dc e000 170c 000a b327  ....-@B........'\r\n\t0x0040:  26eb 4769 7261 204b 4e58 2f49 502d 526f  &.Gira.KNX/IP-Ro\r\n\t0x0050:  7574 6572 0000 0000 0000 0000 0000 0000  uter............\r\n\t0x0060:  0c02 0201 0302 0401 0501 0701            ............\r\n```\r\n\r\n"}}
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