Run the following command on each server to allow issuing remote commands to servers which are not in domain.
#Enable Remote Desktop
Set-ItemProperty -Path "HKLM:\System\CurrentControlSet\Control\Terminal Server" -Name "fDenyTSConnections" -Value 0
Enable-NetFirewallRule -DisplayGroup "Remote Desktop"
#Configure DNS Client
Set-DnsClientServerAddress -InterfaceAlias "Integrated NIC 1 Port 1-1" -ServerAddresses <DNS IP>
Get-DnsClientServerAddress -InterfaceAlias "Integrated NIC 1 Port 1-1"
# Exclude iRDAC USB NIC from cluster validation
New-Item -Path HKLM:\system\currentcontrolset\services\clussvc
New-Item -Path HKLM:\system\currentcontrolset\services\clussvc\parameters
New-ItemProperty -Path HKLM:\system\currentcontrolset\services\clussvc\parameters -Name ExcludeAdaptersByDescription -Value "Remote NDIS Compatible Device"
#Configure time source using DNS IP address
w32tm /config /manualpeerlist:"<DNS IP>" /syncfromflags:manual /update
#Check time source
w32tm /query /status
#Configure WinRM
winrm quickconfig
#Enable ICMP firewall rule
netsh advfirewall firewall add rule name="ICMP Allow incoming V4 echo request" protocol=icmpv4:8,any dir=in action=allow