In an increasingly converged networking universe, where the diversity of traffic demands high bandwidth and Quality of Service (QoS), Ethernet has emerged a winner. Many enterprises are optimizing their Ethernet investments by extending Ethernet over the Local Area Network (LAN) to the Wide Area Network (WAN). This white paper describes the Ethernet service marketplace, including drivers for its adoption, benefits, the technology behind Ethernet services at a business level, and some of the Ethernet services available today. It also provides an overview of adoption across vertical industries and popular applications for the different Ethernet services. With this information, you should have an understanding of why Ethernet services' popularity is growing, why businesses are adopting it, and what the basic deployment options are in order to better evaluate the best options and best vendor for your business.