Two of the top three providers of retail Business Ethernet Services in the U.S. gained port share for mid-year 2007 as compared to year-end 2006 results, according to Vertical Systems Group's latest market analysis. In addition, an MSO entered into the top tier for the first time, while several other major providers had share declines.

"As anticipated, competition in the Business Ethernet Services market heated up during the first half of 2007, resulting in considerable port share fluctuation," said Rick Malone, Principal at Vertical Systems Group. "The dense availability of low cost metro services boosted share for many regional U.S. Ethernet providers, including MSOs. Additionally, the aggressive deployment of new fiber infrastructure for residential applications enabled broader accessibility of native Ethernet services for adjacent business sites."

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