1. March 2001 SuperJANET4 & International Connectivity Rina Samani UKERNA

2. March 2001 JANET / SuperJANET • What is JANET ?  The Current Network  SuperJANET III  The New Network  SuperJANET4

3. March 2001 SuperJANET III •ATM Network  Core backbone  155Mbit/s •End of March 2001 SuperJANET III will terminate!

4. March 2001 SuperJANET4  SuperJANET4 operational 1 st April 2001  Initial status: o Core backbone  2.5Gbit/s o Presentation  IP over SDH  In 2002: o Upgrade backbone to 20Gbit/s o Presentation  IP over DWDM

5. March 2001 SuperJANET4 Topology

6. March 2001 Transatlantic Bandwidth • JANET PoP @ 60 Hudson Street, New York • UK <> US 4 * 155Mbit/s  End of March 2001  6 * 155Mbit/s • Bandwidth will increase with demand!

7. March 2001 International Peering •JANET <> Abilene initially @ 34Mbit/s oInterim upgrade  155Mbit/s  End of March 2001  622Mbit/s •JANET <> ESnet initially @ 10Mbit/s oInterim upgrade  85Mbit/s  Within next few months  622Mbit/s

8. March 2001 Further Information •UKERNA/JANET http://www.ja.net/ SuperJANET4 •http://www.superjanet4.net/http://www.superjanet4.net/ •Contact Details (Rina Samani) oEmail: R.Samani@ukerna.ac.ukR.Samani@ukerna.ac.uk oTel: +44 1235 822 260

9. March 2001 Thank you & Questions