【資料】
◆Internet Infrastructure Review (IIR) Vol.23 (IIJ, 2014/05/27)
http://www.iij.ad.jp/company/development/report/iir/023.html
【資料】
◆Internet Infrastructure Review (IIR) Vol.23 (IIJ, 2014/05/27)
http://www.iij.ad.jp/company/development/report/iir/023.html
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