This is the eWay payment gateway for nBill. This eWay payment gateway for nBill uses the XML method for transmission of information so that the user never leaves the site and all the processing is performed behind the scenes. Special Features: none. Special Requirements: SSL certificate. Osdcs.com can develop just about any payment gateway, so if you can't find it, just ask. eWay is an Australia only e-commerce transaction processing system.