{"action":"created","issue":{"url":"https://api.github.com/repos/eunyoung14/mtcp/issues/10","labels_url":"https://api.github.com/repos/eunyoung14/mtcp/issues/10/labels{/name}","comments_url":"https://api.github.com/repos/eunyoung14/mtcp/issues/10/comments","events_url":"https://api.github.com/repos/eunyoung14/mtcp/issues/10/events","html_url":"https://github.com/eunyoung14/mtcp/issues/10","id":93240351,"number":10,"title":"setup_iface_single_process.sh Hwaddr is 0","user":{"login":"jiamo","id":732751,"avatar_url":"https://avatars.githubusercontent.com/u/732751?v=3","gravatar_id":"","url":"https://api.github.com/users/jiamo","html_url":"https://github.com/jiamo","followers_url":"https://api.github.com/users/jiamo/followers","following_url":"https://api.github.com/users/jiamo/following{/other_user}","gists_url":"https://api.github.com/users/jiamo/gists{/gist_id}","starred_url":"https://api.github.com/users/jiamo/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/jiamo/subscriptions","organizations_url":"https://api.github.com/users/jiamo/orgs","repos_url":"https://api.github.com/users/jiamo/repos","events_url":"https://api.github.com/users/jiamo/events{/privacy}","received_events_url":"https://api.github.com/users/jiamo/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":3,"created_at":"2015-07-06T10:12:58Z","updated_at":"2015-07-06T11:36:16Z","closed_at":null,"body":"sudo ./setup_iface_single_process.sh 3\r\n\r\n    dpdk0     Link encap:Ethernet  HWaddr 00:00:00:00:00:00  \r\n              inet addr:10.0.0.3  Bcast:10.0.0.255  Mask:255.255.255.0\r\n              inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link\r\n              UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1\r\n              RX packets:0 errors:0 dropped:0 overruns:0 frame:0\r\n              TX packets:0 errors:0 dropped:0 overruns:0 carrier:0\r\n              collisions:0 txqueuelen:1000 \r\n              RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)\r\n\r\n    dpdk1     Link encap:Ethernet  HWaddr 00:00:00:00:00:00  \r\n              inet addr:10.0.1.3  Bcast:10.0.1.255  Mask:255.255.255.0\r\n              inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link\r\n              UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1\r\n              RX packets:0 errors:0 dropped:0 overruns:0 frame:0\r\n              TX packets:0 errors:0 dropped:0 overruns:0 carrier:0\r\n              collisions:0 txqueuelen:1000 \r\n              RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)\r\n\r\nSo why the hwaddr is setting to 0; and after few seconds, `ifconfig`\r\n\r\n\r\n\r\n    dpdk0     Link encap:Ethernet  HWaddr 00:00:00:00:00:00  \r\n          inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link\r\n          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1\r\n          RX packets:0 errors:0 dropped:0 overruns:0 frame:0\r\n          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0\r\n          collisions:0 txqueuelen:1000 \r\n          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)\r\n\r\n    dpdk1     Link encap:Ethernet  HWaddr 00:00:00:00:00:00  \r\n          inet6 addr: fe80::200:ff:fe00:0/64 Scope:Link\r\n          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1\r\n          RX packets:0 errors:0 dropped:0 overruns:0 frame:0\r\n          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0\r\n          collisions:0 txqueuelen:1000 \r\n          RX bytes:0 (0.0 B)  TX bytes:0 (0.0 B)\r\n\r\nThe ip was disappear.\r\n"},"comment":{"url":"https://api.github.com/repos/eunyoung14/mtcp/issues/comments/118827784","html_url":"https://github.com/eunyoung14/mtcp/issues/10#issuecomment-118827784","issue_url":"https://api.github.com/repos/eunyoung14/mtcp/issues/10","id":118827784,"user":{"login":"ajamshed","id":3656722,"avatar_url":"https://avatars.githubusercontent.com/u/3656722?v=3","gravatar_id":"","url":"https://api.github.com/users/ajamshed","html_url":"https://github.com/ajamshed","followers_url":"https://api.github.com/users/ajamshed/followers","following_url":"https://api.github.com/users/ajamshed/following{/other_user}","gists_url":"https://api.github.com/users/ajamshed/gists{/gist_id}","starred_url":"https://api.github.com/users/ajamshed/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ajamshed/subscriptions","organizations_url":"https://api.github.com/users/ajamshed/orgs","repos_url":"https://api.github.com/users/ajamshed/repos","events_url":"https://api.github.com/users/ajamshed/events{/privacy}","received_events_url":"https://api.github.com/users/ajamshed/received_events","type":"User","site_admin":false},"created_at":"2015-07-06T11:36:16Z","updated_at":"2015-07-06T11:36:16Z","body":"It looks like you are testing mTCP on a virtual machine testbed. Currently, we haven't developed the I/O framework for mTCP that can work on virtualized environment (although it can be extended using dpdk's virtualization support). I suggest that you either (i) update the mTCP I/O module to support virtual machine setup, or (ii) switch to actual machines."}}