$a = New-NetworkControllerNodeObject -Name Node1 -Server NCNode1.contoso.com -FaultDomain fd:/rack1/host1 -RestInterface Internal
$b = New-NetworkControllerNodeObject -Name Node2 -Server NCNode2.contoso.com -FaultDomain fd:/rack1/host2 -RestInterface Internal
$c = New-NetworkControllerNodeObject -Name Node3 -Server NCNode3.contoso.com -FaultDomain fd:/rack1/host3 -RestInterface Internal
$cert= get-item Cert:\LocalMachine\My | get-ChildItem | where {$_.Subject -imatch "networkController.contoso.com"}
Install-NetworkControllerCluster -Node @($a,$b,$c) -ClusterAuthentication Kerberos -DiagnosticLogLocation \\share\Diagnostics -ManagementSecurityGroup Contoso\NCManagementAdmins -CredentialEncryptionCertificate $cert
Install-NetworkController -Node @($a,$b,$c) -ClientAuthentication Kerberos -ClientSecurityGroup Contoso\NCRESTClients -ServerCertificate $cert -RestIpAddress 10.0.0.1/24