A History of IT Infrastructure Koji OKAMURA Vice Director Research - - PDF document
A History of IT Infrastructure Koji OKAMURA Vice Director Research Institute for Information Technology, Kyushu University 2001 2012 JP KR APII R&E Network 2002 8M: ATM 8M << Audio Visual 2003 1G: Gigabit
Koji OKAMURA Vice Director Research Institute for Information Technology, Kyushu University
– 8M: ATM » 8M << Audio Visual
– 1G: Gigabit Ethernet » 1G > DV (SD)
– 10G: 10Gigabit Ethernet » 10G >> HD
192.168.200.10 192.168.100.10 Ethernet ATM LAN PHY Optical Cable SONET/SDH Optical Cable 192.168.100.0/24 192.168.200.0/24 IP (Internet Protocol) L3 Network Layer L2 Datalink Layer L1 Physical Layer
– SONET/SDH | ATM – SONET/SDH | Ethernet – LAN PHY | Ethernet Optical Cable 11010001 Flash Interval decides the speed. Optical Power decides the distance. Standard Protocol + SONET/SDH + LAN PHY
– 8M: ATM » 8M << Audio Visual
– 1G: Gigabit Ethernet » 1G > DV (SD)
– 10G: 10Gigabit Ethernet » 10G >> HD
– SG, TW, AU
– JP‐TH, JP‐SG
– China, India, Indonesia, Japan, Korea, Malaysia, Nepal, Pakistan, the Philippines, Singapore, Sri Lanka, Thailand, Vietnam, Australia, Bangladesh
7
– Enough for Most Usual Applications
– High Speed Communication by Direct Connection to Backbone – No Physical Device – Cheap – Easy Operation
Internet
High Performance PC Entry type PC High Speed Connection
Internet
Access Network