The POS payment industry has been using custom dial networks for 20 years. These networks are very reliable and are cost-effective ways to deliver transactions to the processors.
Broadband access (DSL, Cable Modem, Frame Relay, Satellite, etc.) at retail locations have emerged as retailers need Internet access to run their businesses. This new access has greatly expanded the range of applications that can be delivered to Point of Sale terminals. These benefits are available due to the increased bandwidth as well as the always-connected nature of broadband.
The team at Whittle Group, Inc have designed and implemented transaction processing systems that feature High Availability and Disaster Recovery. These systems consistently process millions of transactions quickly and reliably.