[Users] VDSM n/w issue

Hi Guys Just started working on ovirt a month age ,, but stuck on after installing VDSM on centos 6.4 it creates ;vdsmdummy; & 4 bonding interfaces , didn't got any info for them in google as I don't need them but not sure how to remove them & why it get created if I am not using ovirt-node . Thanks Anil