SSH_Check-Enable-Supress_Warnings

On By In PowerCLI, vCenter

SSH_Check-Enable-Supress_Warnings

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CLS
#Connect to vCenter or individual ESXi Host Connect-VIServer {vCenter FQDN} -User {Username} -Password {Password}
 
#Checks to see if SSH is running on ESXi Hosts and Sort by ESXi Host
Get-VMHost | Get-VMHostService | Where { $_.Key -eq "TSM-SSH" } |select VMHost, Label, Running |sort VMHost
 
# Enables SSH service on all Hosts and sets the service to automatic
Get-VMHost | Foreach {Start-VMHostService -HostService ($_ | Get-VMHostService | Where { $_.Key -eq "TSM-SSH"} )}
Get-VMHost | Get-VmHostService | Where-Object {$_.key -eq "TSM-SSH"} | Start-VMHostService
Get-VMhost | Get-VmHostService | Where-Object {$_.key -eq "TSM-SSH"} | Set-VMHostService -policy "automatic"
 
#Disables Yellow Warning and enables the SupressShellWarning
Get-VMHost | Set-VmHostAdvancedConfiguration -Name UserVars.SuppressShellWarning -Value 1
 
#Disconnects vCenter
Disconnect-VIServer -Force -Confirm:$false

 

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Set_NTP on ESXi Hosts

On By In PowerCLI, vCenter

Set_NTP on ESXi Hosts

PowerShell
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CLS
#Connect to vCenter or individual ESXi Host
Connect-VIServer {vCenter FQDN} -User {Username} -Password {Password}
 
#Get Hosts connected to vCenter and add the NTP server
Get-VMHost | Add-VMHostNtpServer {FQDN of NTP server 1}
Get-VMHost | Add-VMHostNtpServer {FQDN of NTP server 2}
 
#Allow the ESXi Host to allow connectivity to NTP through the firewall
Get-VMHost | Get-VMHostFirewallException | where {$_.Name -eq "NTP client"} | Set VMHostFirewallException -Enabled:$true
 
#Start the NTPd service on the ESXi Host and set the service to automatic
Get-VMHost | Get-VmHostService | Where-Object {$_.key -eq "ntpd"} | Start-VMHostService
Get-VMhost | Get-VmHostService | Where-Object {$_.key -eq "ntpd"} | Set-VMHostService -policy "automatic"
 
#Disconnect from vCenter
Disconnect-VIServer * -Force -Confirm:$false

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Change ESXi DNS Settings

On By In PowerCLI

Change ESXi DNS settings for all hosts attached to vCenter.

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Connect-VIServer {vCenter FQDN} -User {Username} -Password {Password}
 
$dnspri = read-host "Enter Primary DNS"
$dnsalt = read-host "Enter Alternate DNS"
 
# Prompt for Domain
$domainname = read-host "Enter Domain Name"
 
 
$esxHosts = get-VMHost
 
foreach ($esx in $esxHosts) {
 
   Write-Host "Configuring DNS and Domain Name on $esx" -ForegroundColor Green
   Get-VMHostNetwork -VMHost $esx | Set-VMHostNetwork -DomainName $domainname -DNSAddress $dnspri , $dnsalt -Confirm:$false
 
  
}
Write-Host "Done!" -ForegroundColor Green
 
disconnect-viserver * -force -Confirm:$false

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