November 16, 2001

Colleges Experiment With Routing Phone Calls Over the Internet

By FLORENCE OLSEN


On the morning of September 11, after the terrorist attacks, many students at Columbia University tried to make phone calls to family members and friends, but Manhattan's telephone networks were overwhelmed by demand.

Yet within a few hours, networking specialists in Columbia's School of Engineering and Applied Science had opened up a conference room where students were able to make long-distance and international calls over the Internet. Special telephones had been hastily

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