{"action":"created","issue":{"url":"https://api.github.com/repos/golang/go/issues/12691","labels_url":"https://api.github.com/repos/golang/go/issues/12691/labels{/name}","comments_url":"https://api.github.com/repos/golang/go/issues/12691/comments","events_url":"https://api.github.com/repos/golang/go/issues/12691/events","html_url":"https://github.com/golang/go/issues/12691","id":107334059,"number":12691,"title":"net: golang 1.5 mac address on Windows has additional :00:00","user":{"login":"sathishvj","id":415647,"avatar_url":"https://avatars.githubusercontent.com/u/415647?v=3","gravatar_id":"","url":"https://api.github.com/users/sathishvj","html_url":"https://github.com/sathishvj","followers_url":"https://api.github.com/users/sathishvj/followers","following_url":"https://api.github.com/users/sathishvj/following{/other_user}","gists_url":"https://api.github.com/users/sathishvj/gists{/gist_id}","starred_url":"https://api.github.com/users/sathishvj/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/sathishvj/subscriptions","organizations_url":"https://api.github.com/users/sathishvj/orgs","repos_url":"https://api.github.com/users/sathishvj/repos","events_url":"https://api.github.com/users/sathishvj/events{/privacy}","received_events_url":"https://api.github.com/users/sathishvj/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/golang/go/labels/OS-Windows","name":"OS-Windows","color":"ededed"}],"state":"open","locked":false,"assignee":null,"milestone":{"url":"https://api.github.com/repos/golang/go/milestones/24","html_url":"https://github.com/golang/go/milestones/Go1.6","labels_url":"https://api.github.com/repos/golang/go/milestones/24/labels","id":1096159,"number":24,"title":"Go1.6","description":"","creator":{"login":"josharian","id":67496,"avatar_url":"https://avatars.githubusercontent.com/u/67496?v=3","gravatar_id":"","url":"https://api.github.com/users/josharian","html_url":"https://github.com/josharian","followers_url":"https://api.github.com/users/josharian/followers","following_url":"https://api.github.com/users/josharian/following{/other_user}","gists_url":"https://api.github.com/users/josharian/gists{/gist_id}","starred_url":"https://api.github.com/users/josharian/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/josharian/subscriptions","organizations_url":"https://api.github.com/users/josharian/orgs","repos_url":"https://api.github.com/users/josharian/repos","events_url":"https://api.github.com/users/josharian/events{/privacy}","received_events_url":"https://api.github.com/users/josharian/received_events","type":"User","site_admin":false},"open_issues":335,"closed_issues":139,"state":"open","created_at":"2015-05-05T02:39:06Z","updated_at":"2015-09-19T14:50:05Z","due_on":"2016-01-31T08:00:00Z","closed_at":null},"comments":2,"created_at":"2015-09-19T13:46:18Z","updated_at":"2015-09-20T03:01:37Z","closed_at":null,"body":"I'd written a program in go 1.4 to retrieve mac addresses on windows and used to get the correct mac address. \r\nWith 1.5.1 however, I'm seeing a :00:00 appended to all the mac addresses on Windows (specifically Windows 7 Professional).\r\n\r\nIs there a reason for this (or is it simply an error on my side)?\r\n\r\n```\r\n ifs, _ := net.Interfaces()\r\n for _, v := range ifs {\r\n     h := v.HardwareAddr.String()\r\n     if len(h) == 0 {\r\n         continue\r\n     }\r\n     si.Macs = append(si.Macs, h)\r\n }\r\n```\r\n\r\nBjorn Graf in [this](https://groups.google.com/forum/#!topic/golang-nuts/M-FqXQsOe_Q) thread reports: \"on my Windows 10 Go 1.5,x (amd64 and 386) seems to find only the loopback pseudo-Interface with an all-00 mac while go1.4.2 lists the real interface.\"\r\n"},"comment":{"url":"https://api.github.com/repos/golang/go/issues/comments/141735962","html_url":"https://github.com/golang/go/issues/12691#issuecomment-141735962","issue_url":"https://api.github.com/repos/golang/go/issues/12691","id":141735962,"user":{"login":"gopherbot","id":8566911,"avatar_url":"https://avatars.githubusercontent.com/u/8566911?v=3","gravatar_id":"","url":"https://api.github.com/users/gopherbot","html_url":"https://github.com/gopherbot","followers_url":"https://api.github.com/users/gopherbot/followers","following_url":"https://api.github.com/users/gopherbot/following{/other_user}","gists_url":"https://api.github.com/users/gopherbot/gists{/gist_id}","starred_url":"https://api.github.com/users/gopherbot/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/gopherbot/subscriptions","organizations_url":"https://api.github.com/users/gopherbot/orgs","repos_url":"https://api.github.com/users/gopherbot/repos","events_url":"https://api.github.com/users/gopherbot/events{/privacy}","received_events_url":"https://api.github.com/users/gopherbot/received_events","type":"User","site_admin":false},"created_at":"2015-09-20T03:01:37Z","updated_at":"2015-09-20T03:01:37Z","body":"CL https://golang.org/cl/14747 mentions this issue."}}