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Japanese Earthquake and Tsunami Update: Capacity, Diversity and Redundancy Limit Impact to Cisco’s Network

The recent earthquakes and tsunamis have brought wide-spread devastation to Japan, including to the domestic and international telecommunications infrastructure that companies doing business in Japan rely on. (See the article, “In Japan, Many Undersea Cables are Damaged”). This impact extends to Cisco where Japan is home to numerous field offices with Tokyo the site of Cisco’s North Asia network backbone hub. This hub provides an aggregation point for regional WAN and Internet connectivity in North Asia as well as direct connectivity to four other regional CAPNet hub locations in Asia and the US.


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