Japan Earthquake: Internet a Communications Lifeline as Telephone Lines Fail

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>>Japan’s devastating earthquake and subsequent tsunami put the country's telecommunications and Internet infrastructure under intense pressure. Millions of telephone lines were unavailable soon after the quake. Carriers were limiting voice calls on congested networks, with NTT DoCoMo (DCM) restricting up to 80 percent of voice calls. Mobile networks were also congested or unavailable. Data connections were actually the least impacted, so that many Japanese turned to Web access in order to send out e-mails or updates to social networking services to communicate with families and friends.