Frame relay is a telecommunication service that offers high-speed data transfer between devices. It has been one of the most reliable and cost-effective options available for businesses for many years. However, sometimes, there are situations that demand a change in the type of technology used for data transfer. For example, a business may need to transition to a more modern and faster technology that can handle larger amounts of data. There are different synonyms for frame relay, which offer alternate solutions for data transfer. Some common synonyms include ISDN (Integrated Services Digital Network), VPN (Virtual Private Network), and MPLS (Multiprotocol Label Switching). Each of these technologies offers its unique advantages and can benefit businesses depending on their specific requirements. Choosing an appropriate data transfer technology is crucial for businesses, and they should evaluate each option before making a decision.