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Hello,
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<div class="">I’m deploying oVirt HE on a new DC and the installation failed when configuring the ovirtmgmt interface:</div>
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<div class="">[ INFO&nbsp;&nbsp;]&nbsp;Configuring the management bridge<br class="">
[ ERROR ]&nbsp;Failed to execute stage 'Misc configuration': Failed to setup networks {'ovirtmgmt': {'bonding':&nbsp;'bond0', 'ipaddr': u'146.164.37.103', 'netmask': u'255.255.255.0', 'defaultRoute': True, 'gateway':&nbsp;u'146.164.37.1'}}. Error: &quot;Command Host.setupNetworks
 with args {'bondings': {}, 'options':&nbsp;{'connectivityCheck': False}, 'networks': {'ovirtmgmt': {'bonding': 'bond0', 'ipaddr': u'146.164.37.103',&nbsp;'netmask': u'255.255.255.0', 'defaultRoute': True, 'gateway': u'146.164.37.1'}}} failed:<br class="">
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;(code=-32603, message=Internal JSON-RPC error: {'reason': &quot;Attempt to call function: &lt;bound method&nbsp;Global.setupNetworks of &lt;vdsm.API.Global object at 0x3f394d0&gt;&gt; with arguments: ({u'ovirtmgmt': {u'bonding':&nbsp;u'bond0', u'ipaddr': u'146.164.37.103', u'netmask':
 u'255.255.255.0', u'defaultRoute': True, u'gateway':&nbsp;u'146.164.37.1'}}, {}, {u'connectivityCheck': False}) error: 'NoneType' object is not iterable&quot;})&quot;<br class="">
[ INFO&nbsp;&nbsp;]&nbsp;Yum Performing yum transaction rollback<br class="">
[ INFO&nbsp;&nbsp;]&nbsp;Stage: Clean up<br class="">
[ INFO&nbsp;&nbsp;]&nbsp;Generating answer file '/var/lib/ovirt-hosted-engine-setup/answers/answers-20171230013538.conf'<br class="">
[ INFO&nbsp;&nbsp;]&nbsp;Stage: Pre-termination<br class="">
[ INFO&nbsp;&nbsp;]&nbsp;Stage: Termination<br class="">
[ ERROR ]&nbsp;Hosted Engine deployment failed: this system is not reliable, please check the issue,fix and redeploy<br class="">
&nbsp; &nbsp; &nbsp; &nbsp; &nbsp;&nbsp;Log file is located at /var/log/ovirt-hosted-engine-setup/ovirt-hosted-engine-setup-20171230004808-wwq1ib.log<br class="">
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<div class="">It appears this happened because on the bond0 interface, the NFS storage network is tagged directly on bond0:</div>
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<div class="">11: bond0: &lt;BROADCAST,MULTICAST,MASTER,UP,LOWER_UP&gt; mtu 1500 qdisc noqueue state UP qlen 1000<br class="">
&nbsp; &nbsp;&nbsp;link/ether 40:f2:e9:f3:5c:62 brd ff:ff:ff:ff:ff:ff<br class="">
&nbsp; &nbsp;&nbsp;inet 146.164.37.103/24 brd 146.164.37.255 scope global bond0<br class="">
&nbsp; &nbsp; &nbsp; &nbsp;valid_lft forever preferred_lft forever<br class="">
&nbsp; &nbsp;&nbsp;inet6 fe80::42f2:e9ff:fef3:5c62/64 scope link&nbsp;<br class="">
&nbsp; &nbsp; &nbsp; &nbsp;valid_lft forever preferred_lft forever<br class="">
13: bond0.10@bond0: &lt;BROADCAST,MULTICAST,UP,LOWER_UP&gt; mtu 1500 qdisc noqueue state UP qlen 1000<br class="">
&nbsp; &nbsp;&nbsp;link/ether 40:f2:e9:f3:5c:62 brd ff:ff:ff:ff:ff:ff<br class="">
&nbsp; &nbsp;&nbsp;inet 192.168.10.3/28 brd 192.168.10.15 scope global bond0.10<br class="">
&nbsp; &nbsp; &nbsp; &nbsp;valid_lft forever preferred_lft forever<br class="">
&nbsp; &nbsp;&nbsp;inet6 fe80::42f2:e9ff:fef3:5c62/64 scope link&nbsp;<br class="">
&nbsp; &nbsp; &nbsp; &nbsp;valid_lft forever preferred_lft forever</div>
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<div class="">I’ve collected the logs and they are located here for download:</div>
<div class=""><a href="http://www.if.ufrj.br/~ferrao/ovirt" class="">http://www.if.ufrj.br/~ferrao/ovirt</a></div>
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<div class="">Trying a new install from the ground to see if the issue happens again.</div>
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<div class="">Thanks,</div>
<div class="">V.</div>
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