[RHEV] 'hosted-engine deploy' failed with "Failed to execute stage 'Misc configuration': 'GATEWAY'" error message.

Issue

• hosted-engine --deploy command failed with the below error message:

[ INFO  ] Waiting for VDSM hardware info
[ INFO  ] Waiting for VDSM hardware info
[ INFO  ] Configuring the management bridge
[ ERROR ] Failed to execute stage 'Misc configuration': 'GATEWAY'
[ INFO  ] Stage: Clean up
[ INFO  ] Stage: Pre-termination
[ INFO  ] Stage: Termination

• In the setup logs below error messages are available:

2014-03-12 13:53:32 INFO otopi.plugins.ovirt_hosted_engine_setup.system.vdsmenv vdsmenv._connect:82 Waiting for VDSM hardware info
2014-03-12 13:53:33 INFO otopi.plugins.ovirt_hosted_engine_setup.system.vdsmenv vdsmenv._connect:82 Waiting for VDSM hardware info
2014-03-12 13:53:34 DEBUG otopi.plugins.ovirt_hosted_engine_setup.system.vdsmenv vdsmenv._connect:79 {'status': {'message': 'Done', 'code': 0}, 'info': {'systemProductName': 'IBM System x3550 M4 Server -[7914AC1]-', 'systemSerialNumber': 'KQ9VY71', 'systemFamily': 'System X', 'systemVersion': '09', 'systemUUID': '58F807E4-BC3C-3B0F-8D88-72AE16B03600', 'systemManufacturer': 'IBM'}}
2014-03-12 13:53:34 DEBUG otopi.context context.dumpEnvironment:441 ENVIRONMENT DUMP - BEGIN
2014-03-12 13:53:34 DEBUG otopi.context context.dumpEnvironment:456 ENV OVEHOSTED_VDSM/vdsClient=instance:'<vdsClientGluster.GlusterService instance at 0x31e2878>'
2014-03-12 13:53:34 DEBUG otopi.context context.dumpEnvironment:458 ENVIRONMENT DUMP - END
2014-03-12 13:53:34 DEBUG otopi.context context._executeMethod:123 Stage misc METHOD otopi.plugins.ovirt_hosted_engine_setup.network.bridge.Plugin._misc
2014-03-12 13:53:34 INFO otopi.plugins.ovirt_hosted_engine_setup.network.bridge bridge._misc:189 Configuring the management bridge
2014-03-12 13:53:35 DEBUG otopi.plugins.ovirt_hosted_engine_setup.network.bridge bridge._misc:198 getVdsCaps for eth0: {'addr': 'xxx.xxx.xxx.xxx', 'cfg': {'UUID': 'c48748f2-f72e-4273-ae00-04a462398553', 'MASK': '255.255.255.128', 'IPADDR': 'xxx.xxx.xxx.xxx', 'DEVICE': 'eth0', 'BOOTPROTO': 'static', 'HWADDR': '90:E2:BA:4E:DD:84', 'TYPE': 'Ethernet', 'ONBOOT': 'yes'}, 'ipv6addrs': ['fe80::92e2:baff:fe4e:dd84/64'], 'mtu': '1500', 'netmask': '255.255.255.0', 'hwaddr': '90:e2:ba:4e:dd:84', 'speed': 1000}
2014-03-12 13:53:35 DEBUG otopi.context context._executeMethod:137 method exception
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/otopi/context.py", line 127, in _executeMethod
    method['method']()
  File "/usr/share/ovirt-hosted-engine-setup/scripts/../plugins/ovirt-hosted-engine-setup/network/bridge.py", line 231, in _misc
    'gateway=%s' % caps['cfg']['GATEWAY'],
KeyError: 'GATEWAY'
2014-03-12 13:53:35 ERROR otopi.context context._executeMethod:146 Failed to execute stage 'Misc configuration': 'GATEWAY'
2014-03-12 13:53:35 DEBUG otopi.transaction transaction.abort:131 aborting 'File transaction for '/etc/ovirt-hosted-engine/firewalld/hosted-console.xml''