Linux emulab-ops,XEN411-64-STD CentOS 7 64-bit (CentOS 7.3, kernel 3.10) ndz 1 15a6600fc095f8bd83133a795d78480a86392541 https://www.emulab.net/spewimage.php?imageid=6fa68fd6-9163-11e6-ac8c-90e2ba22fee4&access_key=b9c5aea0dbc160f6a7ef4415384e01df CENTOS7-64-STD 1 3 NORMALv2 ping,ssh,ipod,isup,mlinks,linktest,linkdelays,vlans,loc-bstore,rem-bstore /usr/testbed/images/CENTOS7-64-STD/CENTOS7-64-STD.ndz:42 0 7.2.1511