So it was iptables between the mgm nodes ... looks like deactivation of iptables for sudo based deploy failed. This is CentOS 6.4 x64 by the way.
Fresh deploy using ClusterControl deployment package and got this error. Data nodes are not running ndb/ndbmtd when I checked. 192.168.56.58: Executing 'nohup nice /usr/sbin//ndb_mgmd --ndb-nodeid=...