When Facebook added video streaming features, there was a sharp spike in bandwidth consumed by Facebook users. That's one reason Cisco is so confident about its expectations for continued growth of global IP traffic. Video is coming, and video drives lots of bandwidth consumption.There also seems to be a high degree of consensus that IP bandwidth demand is growing between 50 and 60 percent overall. Access and wide area network operators are reporting annual growth of about that amount on a fairly wide basis.
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