Enable WWX shipping merchant: Enable this option to use World Wide Express (DHL) as your primary shipping merchant.

WWX Merchant URL: URL to request shipping rates from, typically this value should be set to: http://www.wwexship.com/rates/GetRates.jsp

WWX Merchant ID: Your merchant ID is provided to you from WWX after creating your account.

Source Postal Code: Enter the postal code that you will be sending shipments from. This field is used to help calculate shipping rates for your customers.