# Function to enable or disable a specified log
function SetLog
{
    param (
        [Parameter(Mandatory = $true)]
        [string]$Name,
        [Parameter(Mandatory = $true, ParameterSetName = 'Enable')]
        [switch]$Enable,
        [Parameter(Mandatory = $true, ParameterSetName = 'Disable')]
        [switch]$Disable
    )

    # Create a new object for the specified log
    $log = New-Object System.Diagnostics.Eventing.Reader.EventLogConfiguration $Name

    # Make the specified change to the log
    if ( $Enable ) { $log.IsEnabled = $true }
    if ( $Disable ) { $log.IsEnabled = $false }

    # Commit changes to the log
    $log.SaveChanges()
}

SetLog -Name Microsoft-Windows-DNS-Client/Operational -Disable