Documents February 9, 2014 Yoon-Hak Bang Senior Vice President of KT Head of KT Network Technology Laboratory.

Slide 1February 9, 2014 Yoon-Hak Bang Senior Vice President of KT Head of KT Network Technology Laboratory Slide 2 2 Yoon-Hak Bang - APNOMS2007 Keynote – Sapporo, Hokkaido,…