Metro Ethernet Gains Steam -- AT&T unveils service, but inflexibility in speeds might limit appeal to enterprises: [1]

Though AT&T is one of the first major carriers to introduce metro Ethernet service, perceived inflexibility in the available speeds may make it a tough sell to enterprises.

AT&T, which introduced its Metropolitan Ethernet Services last week, is targeting ISPs, ASPs, storage area network providers and other companies with large-scale needs to connect facilities.

"They're not exactly going after the average T1 customer," said Yankee Group analyst Nick Maynard.

The carrier is initially providing only 50-, 150-, 300- and 600- Mbps options. The service will roll out early next year in 100 metropolitan areas in 38 states, company officials said....