Here’s a quick script for migrating ESXI vSwitch/Port Group/VMK Host settings from one host to another that I wrote today. Many improvements to be made, only the first draft.
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#Migrate ESXI Networking settings between hosts #Nick Shores - 11/11/16 #tested on ESXI 6.0 and 5.5 $ErrorActionPreference= 'silentlycontinue' connect-viserver vcenter-fqdn.local #source host $source = "esxi-host.local" #destination host $destination = "esxi-host.local" #Gather Information $vswitch = get-vmhost $source | get-virtualswitch $pg = get-vmhost $source | Get-VirtualPortGroup #Examine and create new vSwitches ForEach ($switch in $vswitch){ $MySwitchName = $switch.name $MySwitchNic = $switch.nic #create new vswitch write-host "creating new vswitch - $MySwitchName" new-virtualswitch -VMHost $destination -Name $MySwitchName -nic $MySwitchNic |out-null } #examine port groups foreach ($group in $pg){ $PGName = $group.name $PGVLANID = $group.vlanid $vSwitchName = $group.VirtualSwitchName write-host "checking $PGNAME" #Check if PortGroup is for Virtual Machines if ($group.port.type -notmatch "host") { write-host "$PGName is a Virtual Machine Port Group" #check to see if it already exists $pgcheck = Get-VirtualPortGroup -VMHost $destination -Name $pgname if ($pgcheck.Name -ne "$pgname"){ write-host "Creating $pgname" get-virtualswitch $destination -Name $vSwitchName | New-VirtualPortGroup -Name $PGname -VLanId $PGVLANID | out-null } else { #port group is a vmk or empty port group write-host "$PGname is a VMK" $vmklookup = Get-VMHostNetworkAdapter -vmhost $source | where-object {$_.portgroupname -like "$pgname"} #create new VMK -- Uncomment to use #new-VMHostNetworkAdapter -vmhost $destination -ip $vmklookup.ip -mtu $vmklookup.mtu -SubnetMask $vmklookup.SubnetMask -PortGroup $vmklookup.PortGroupName -VirtualSwitch $group.VirtualSwitchName } } } write-host finished |