Enterprise Service Bus (ESB)
ESB refers to a software architecture construct, implemented by technologies found in a category of middleware infrastructure products usually based on standards that provide foundational services for more complex architectures via an event-driven and standards-based messaging engine (the bus).
 Ethernet
Ethernet is a large, diverse family of frame-based computer networking technologies that operates at many speeds for local area networks (LANs). It defines a number of wiring and signaling standards for the physical layer, through means of network access and a common addressing format.

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