#Initial Setup Script for individual ESXi Host
#20110106
#http://www.a2-alpha.co.uk

#Set Credentials and Host

$ESXiHost = "192.168.0.1"
$Username = "root"
$Password = "Password"

#Connect to host

Connect-VIServer -Server $ESXiHost -User $Username -Password $Password

#Add additional NIC to vSwitch0

$vmnics = New-Object System.Collections.ArrayList
$vmnics.Add("vmnic0")
$vmnics.Add("vmnic2")
Set-VirtualSwitch -VirtualSwitch "vSwitch0" -Nic $vmnics -Confirm:$false

#Create vSwitch1

New-VirtualSwitch -Name "vSwitch1" -VMHost (Get-VMHost) -NumPorts "64"

#Create PortGroup LAN on vSwitch1

New-VirtualPortGroup -Name "LAN" -VirtualSwitch "vSwitch1"

#Add NICs to vSwitch1

$vmnics = New-Object System.Collections.ArrayList
$vmnics.Add("vmnic1")
$vmnics.Add("vmnic3")
$vmnics.Add("vmnic4")
$vmnics.Add("vmnic5")
Set-VirtualSwitch -VirtualSwitch "vSwitch1" -Nic $vmnics -Confirm:$false

#Create vSwitch2

New-VirtualSwitch -Name "vSwitch2" -VMHost (Get-VMHost) -NumPorts "64"

#Create PortGroup ISOLATED on vSwitch2

New-VirtualPortGroup -Name "ISOLATED" -VirtualSwitch "vSwitch2"

#Rename Management Network to MGMT

$MgPg = Get-VirtualPortGroup -Name "Management Network"
Set-VirtualPortGroup -VirtualPortGroup $MgPg -Name "MGMT"

#Move all VMs to LAN portgroup

$VMPg = get-virtualportgroup -Name "LAN"
ForEach($VM in (Get-VM))
{
    $netadapters = get-networkadapter -VM $VM
    foreach($netadapter in $netadapters)
    {
    set-networkadapter -NetworkAdapter $netadapter -NetworkName $VMPg -StartConnected:$TRUE -confirm:$false | Out-Null
    }
}

#Remove PortGroup VM Network

$VMNPg = Get-VirtualPortGroup -Name "VM Network"
Remove-VirtualPortGroup -VirtualPortGroup $VMNPg -Confirm:$false

#Add NTP Servers to Host

$ntpservers = New-Object System.Collections.ArrayList
$ntpservers.Add("0.vmware.pool.ntp.org")
$ntpservers.Add("1.vmware.pool.ntp.org")
$ntpservers.Add("2.vmware.pool.ntp.org")
Add-VmHostNtpServer -VMHost $ESXiHost -NtpServer $NTPServers

#Rename default datastore to ESX1_local

$ds = Get-Datastore -Name "datastore"
Set-Datastore -Datastore $ds -Name "ESX1_local"