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Press Release -- April 13th, 2010
Source: XO Holdings
Tags: Ethernet, Exchange

XO Communications Connects to CENX to Offer Ethernet Services to Global Community

  • Wholesale customers now have seamless access to XO’s nearly four million buildings via CENX

HERNDON, VA – April 13, 2010 – XO Communications (OTCBB: XOHO) today announced it is now offering Carrier Ethernet access to its extensive nationwide Ethernet infrastructure (reaching nearly four million buildings) via its new service connectivity with CENX, operator of the world’s first Carrier Ethernet exchange. Connecting with CENX enables the global Carrier Ethernet community connectivity at bandwidths from 3 Mbps to 10 Gbps to locations served by XO.

Carrier Ethernet connection to and from XO Communications’ large footprint is now seamless and simple with CENX’s connection and integration services. XO Communications Ethernet services are offered with demanding SLAs and granular bandwidth options in more than 75 metropolitan cities and to the vast footprint where XO delivers last-mile Ethernet over copper. Reaching XO-served locations operating at speeds as low as 3 Mbps opens up large numbers of new economical business service opportunities to customers connected via the CENX exchange.

“Connecting to the growing number of Ethernet service providers via CENX simplifies complex service level interactions and allows us to leverage our continuing investment in Ethernet services.” said XO’s Don MacNeil, vice president of XO Carrier Services Operations. “Key factors in our decision to work with CENX were its expertise, standardized approach to service alignment and service assurance.”

“We are very excited to establish this very important connection with XO, which enables significant revenue and cost-savings opportunities for both XO Communications and all of our Carrier Ethernet Exchange members,” said Nan Chen, CENX co-founder and CEO. “CENX’s Carrier Ethernet exchanges are the world’s first operational service-level interconnects. By leveraging several unique technical innovations and our years of Ethernet expertise, CENX exchanges address the key operational and business challenges faced by our customers.”

About XO Communications
XO Communications, a subsidiary of XO Holdings, Inc. (OTCBB: XOHO), is a leading nationwide provider of advanced communications services and solutions for businesses, enterprises, government, carriers and service providers. Its customers include more than half of the Fortune 500, in addition to leading cable companies, carriers, content providers and mobile network operators. Utilizing its unique combination of high-capacity nationwide and metro networks and broadband wireless capabilities, XO offers customers a broad range of managed voice, data and IP services with proven performance, scalability and value in more than 75 metropolitan markets across the United States. For more information, visit

About CENX
CENX, Inc. is the first and only Carrier Ethernet exchange provider to deliver carrier-neutral, location-neutral, Carrier Ethernet exchange services to global telecom/internet service providers. CENX interconnects service providers’ Carrier Ethernet networks worldwide and enables vast revenue opportunities, dramatic cost-saving and Carrier Ethernet global ubiquity – a foundation for next generation telecommunications networks. Through its work in the MEF ( and in the industry, the CENX management team has played a leading role in the definition of and standards for Carrier Ethernet and the development of the Carrier Ethernet market over the last eight years. For More information visit

Media Contacts

Monica Heckman
Reputation Partners (for XO Communications)

Bruce Reid
Zonic Group PR (for CENX)
+1 408 504 8665
+44 7710 140 706

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