[root@r710-centos emptyset]# hosted-engine --deploy
[ INFO  ] Stage: Initializing
[ INFO  ] Generating a temporary VNC password.
[ INFO  ] Stage: Environment setup
          Continuing will configure this host for serving as hypervisor and create a VM where you have to install the engine afterwards.
          Are you sure you want to continue? (Yes, No)[Yes]:
          Configuration files: []
          Log file: /var/log/ovirt-hosted-engine-setup/ovirt-hosted-engine-setup-20160313200614-n0ijk7.log
          Version: otopi-1.4.1 (otopi-1.4.1-1.el7.centos)
[ INFO  ] Hardware supports virtualization
[ INFO  ] Stage: Environment packages setup
[ INFO  ] Stage: Programs detection
[ INFO  ] Stage: Environment setup
[ INFO  ] Stage: Environment customization
         
          --== STORAGE CONFIGURATION ==--
         
          During customization use CTRL-D to abort.
          Please specify the storage you would like to use (glusterfs, iscsi, fc, nfs3, nfs4)[nfs3]:
          Please specify the full shared storage connection path to use (example: host:/path): r710-centos:/vm-export
[ INFO  ] Installing on first host
         
          --== SYSTEM CONFIGURATION ==--
         
         
          --== NETWORK CONFIGURATION ==--
         
          Please indicate a nic to set ovirtmgmt bridge on: (em4, em1, em3, em2) [em1]:
          iptables was detected on your computer, do you wish setup to configure it? (Yes, No)[Yes]:
          Please indicate a pingable gateway IP address [192.168.1.1]:
         
          --== VM CONFIGURATION ==--
         
          Booting from cdrom on RHEL7 is ISO image based only, as cdrom passthrough is disabled (BZ760885)
          Please specify the device to boot the VM from (choose disk for the oVirt engine appliance)
          (cdrom, disk, pxe) [disk]: cdrom
          The following CPU types are supported by this host:
                 - model_Westmere: Intel Westmere Family
                 - model_Nehalem: Intel Nehalem Family
                 - model_Penryn: Intel Penryn Family
                 - model_Conroe: Intel Conroe Family
          Please specify the CPU type to be used by the VM [model_Westmere]:
          Please specify path to installation media you would like to use [None]: /home/tmp/7-minimal.iso
          Please specify the number of virtual CPUs for the VM [Defaults to minimum requirement: 2]: 4
          Please specify the disk size of the VM in GB [Defaults to minimum requirement: 25]:
          You may specify a unicast MAC address for the VM or accept a randomly generated default [00:16:3e:7f:4d:72]:
          Please specify the memory size of the VM in MB [Defaults to minimum requirement: 4096]: 8192
          Please specify the console type you would like to use to connect to the VM (vnc, spice) [vnc]:
         
          --== HOSTED ENGINE CONFIGURATION ==--
         
          Enter the name which will be used to identify this host inside the Administrator Portal [hosted_engine_1]:
          Enter 'admin@internal' user password that will be used for accessing the Administrator Portal:
[ ERROR ] Please specify value
          Enter 'admin@internal' user password that will be used for accessing the Administrator Portal:
          Confirm 'admin@internal' user password:
          Please provide the FQDN for the engine you would like to use.This needs to match the FQDN that you will use for the engine installation within the VM.
          Note: This will be the FQDN of the VM you are now going to create,
          it should not point to the base host or to any other existing machine.
          Engine FQDN:  []: ovirt.domain.local
          Please provide the name of the SMTP server through which we will send notifications [localhost]:
          Please provide the TCP port number of the SMTP server [25]:
          Please provide the email address from which notifications will be sent [root@localhost]:
          Please provide a comma-separated list of email addresses which will get notifications [root@localhost]:
[ INFO  ] Stage: Setup validation
[ ERROR ] Failed to execute stage 'Setup validation': wildcard resolved to multiple address
[ INFO  ] Stage: Clean up
[ INFO  ] Generating answer file '/var/lib/ovirt-hosted-engine-setup/answers/answers-20160313200720.conf'
[ INFO  ] Stage: Pre-termination
[ INFO  ] Stage: Termination
[ ERROR ] Hosted Engine deployment failed: this system is not reliable, please check the issue, fix and redeploy
          Log file is located at /var/log/ovirt-hosted-engine-setup/ovirt-hosted-engine-setup-20160313200614-n0ijk7.log