1. J. Bunn, D. Nae, H. Newman, S. Ravot, X. Su, Y. Xia California Institute of Technology US LHCNet LHCNet WG September 12 th 2006

2. US LHCNet ALB ATL HUB Aus. Europe SDG AsiaPac SEA Major DOE Office of Science Sites High-speed cross connects with Internet2/Abilene SNV Europe Japan USNet 10 Gbps circuit based transport. (DOE funded project) Major international Production IP ESnet core, 10 Gbps enterprise IP traffic Japan Aus. MAN Rings 10Gb/s NYC CHI LHCNet Data Network (10 Gb/s) DC GEANT2 SURFNet FNAL BNL ≥ 2.5 Gb/s  Connections to ESnet Hubs in New-York and Chicago  Redundant “light-paths” to BNL and FNAL  Redundant 10 Gbps peering with Abilene  Access to USNet/HOPI for R&D CERN

3. LHCNet configuration (July 2006)  Co-operated by Caltech and CERN engineering teams  Force10 platforms, 10GE WANPHY  New PoP in NY since Sept. 2005  10 Gbps path to BNL since April 2006  Connection to US Universities via UltraLight (NSF & university funded) backbone

4. Future backbone topology LHCNet 10 Gb/s circuit (existing) LHCNet 10 Gb/s circuit (FY2007) “Other” Circuits (IRNC, Gloriad, Surfnet) Amsterdam Geneva u GVA-CHI-NY triangle u New PoP in Amsterdam  GEANT2 circuit between GVA and AMS  Access to other transatlantic circuits  backup paths and additional capacity  Connection to Netherlight, GLIF (T1-T1 traffic and R&D) New-YorkChicago

5. Atlantic Ocean Multiple Fiber Paths: Reliability Through Diversity NY 111 8th Pottington VSNL South NY 60 Hudson Highbridge (UK) VSNL North AMS-SARA AC-2 Whitesands GVA-CERN Frankfort VSNL WAL London Global Crossing Qwest Colt GEANT NY-MANLAN CHI-Starlight  Unprotected circuits (lower cost)  Service availability from provider’s offers:  Colt Target Service Availability is 99.5%  Global Crossing guarantees Wave Availability at 98%

6. Next Generation LHCNet: Add Optical Circuit-Oriented Services Based on CIENA “Core Director” Optical Multiplexers  Robust fallback, at the optical layer  Circuit-oriented services: Guaranteed Bandwidth Ethernet Private Line (EPL)  Sophisticated standards-based software: VCAT/LCAS.

7. Additional Slides

8. LHCNet configuration (2007)

9. LHCNet connection to Proposed ESnet Lambda Infrastructure Based on National Lambda Rail: FY09/FY10 NLR wavegear sites NLR regeneration / OADM sites ESnet via NLR (10 Gbps waves) LHCNet (10 Gbps waves) Denver Seattle Sunnyvale LA San Diego Chicago Pitts Wash DC Raleigh Jacksonville Atlanta KCKC Baton Rouge El Paso - Las Cruces Phoenix Pensacola Dallas San Ant. Houston Albuq. Tulsa New York Clev Boise CERN (Geneva)  LHCNet: To ~80 Gbps by 2009-10  Routing + Dynamic managed circuit provisioning

10. UltraLight