Zayo Achieves MEF Carrier Ethernet 2.0 Certification

Certification strengthens Zayo’s ability to provide high-performance, interoperable Ethernet

BOULDER, Colo. – April 27, 2017 – Zayo Group Holdings, Inc. (NYSE: ZAYO) today announced it has achieved Carrier Ethernet 2.0 certification from the Metro Ethernet Forum (MEF), the global body that oversees standards for carrier grade, interoperable Ethernet. The certification strengthens Zayo’s ability to deliver standards-based local, national and global Ethernet services that are seamless, with the same interoperability and performance features no matter the location.

The certification also validates Zayo’s ability to provide best-in-class Ethernet solutions that meet stringent operator-to-operator requirements. Zayo’s services include E-Line, Point-to-Point, Multipoint and E-LAN configurations. Zayo also offers Ethernet Private Dedicated Network (E-PDN) providing customers with dedicated fibre and equipment, and FlexConnect, a flexible, usage-based service.

As Carrier Ethernet has evolved, MEF has developed this new certification that it conducts in a third-party test lab, using more than 600 test cases based on MEF specifications.

“Achieving this certification underscores our commitment to provide the highest quality Ethernet service for our global customers,” said Tyler Coates, vice president, Ethernet at Zayo. “It demonstrates our ability to work with enterprises and other carriers in a cooperative fashion to deliver scalable, reliable next-generation Ethernet solutions.”

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About Zayo Group

Zayo Group Holdings, Inc. (NYSE: ZAYO) provides communications infrastructure services, including fibre and bandwidth connectivity, colocation and cloud infrastructure to the world’s leading businesses. Customers include wireless and wireline carriers, media and content companies and finance, healthcare and other large enterprises. Zayo’s 126,000-mile network in North America and Europe includes extensive metro connectivity to thousands of buildings and data centres. In addition to high-capacity dark fibre, wavelength, Ethernet and other connectivity solutions, Zayo offers colocation and cloud infrastructure in its carrier-neutral data centres. Zayo provides clients with flexible, customised solutions and self-service through Tranzact, an innovative online platform for managing and purchasing bandwidth and services. For more information, visit