This BZ should be fixed in oVirt 3.4.0 RC
In order to verify this bug, the management network ifcfg-ovirtmgmt script should include DEFROUTE=yes any other network shouldn't have this value when edited.
verified ovirt-3.4.0-rc2 [root@dell-r210ii-08 ~]# cat /etc/sysconfig/network-scripts/ifcfg-ovirtmgmt # Generated by VDSM version 4.14.5-0.el6 DEVICE=ovirtmgmt ONBOOT=yes TYPE=Bridge DELAY=0 BOOTPROTO=dhcp DEFROUTE=yes NM_CONTROLLED=no STP=no
this is an automated message: moving to Closed CURRENT RELEASE since oVirt 3.4.0 has been released