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AT&T and MCI refined frame-relay service capabilities and pricing last week to make the services carry more and cost less.
AT&T said it will upgrade its InterSpan Frame Relay network to increase capacity by a factor of 30 and provide better network performance to the company's frame-relay users.
With the upgrade, "there are going to be more direct circuits and less back-hauling, and AT&T will be more readily able to providing bursting capabilities up to...