src/Api/Vps.php
public function orderVpsInAvailabilityZone($productName, array $addons, $operatingSystemName, $hostname, $availabilityZone)
    {
        return $this->call(self::SERVICE, 'orderVps', [$productName, $addons, $operatingSystemName, $hostname, $availabilityZone]);
    }
public function orderVpsInAvailabilityZone($productName, array $addons, $operatingSystemName, $hostname, $availabilityZone)
    {
        return $this->call(self::SERVICE, 'orderVps', [$productName, $addons, $operatingSystemName, $hostname, $availabilityZone]);
    }
Order a VPS with optional add-ons.

@param string   $productName         Name of the product
@param string[] $addons              Array with additional add-ons
@param string   $operatingSystemName Name of the operating system to install
@param string   $hostname            Hostname for the VPS
@param string   $availabilityZone    Availability zone for the VPS

@throws \SoapFault

@return mixed