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Published byBertha Robbins Modified over 8 years ago
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TWAREN Update Shu-Cheng Lin NCHC, Taiwan
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2 Outline New TWAREN International connections - TAIWANLight TWAREN Optical Network Lab TWAREN LightPath Control System System Demo
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3 TWAREN International Connections Provide broadband International peering around the world We acquire X-Pacific wavelength circuits, which enable the flexibility to create LightPaths Protection by architecture Circuit break Node break
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4 TAIWANLight Topology
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5 LightPath Logical Topology
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6 New International Connections Lease duration will end in Jan 2008 Add one link from NY to LA IP transit service
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7 NCU-15454 TP-15600 TN-15600TC-15454 HC-15600 HC-15454 TN-15454 NCHU-15454CCU-15454NCKU-15454NCSYSU- 15454 ASCC-15454 NIU-15454 NDHU-15454 NTU-15454NCTU-15454 NTHU-15454 TP-15454 TWAREN Optical Network Palo Alto 15454 Chicago 15454 LA 15454 NY 15454 TAIWANLightTAIWANLight Combined TWAREN/TAIWANLight Lambda Testbed
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8 IEEAF OC-12 Link No directly link to Europe IEETF donate a OC-12 Link from New York to Amsterdam Convert from SONET to SDH
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9 TWAREN Optical Network Lab Integrated DWDM/Next-Gen SDH/IP laboratory Deployment completed in early Feb. Research Projects: Management /support by NSC SLA collaborate with NCU QoS collaborate with NTHU UCLPv2 collaborate with CRC in Canada Scheduling System http://optlab1.twaren.net/calogic/.
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10 Physical Laboratory Allocation
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11 Lab Network Topology MSTP/MSPP A (2 shelves) MSTP/MSPP B (1 shelf) MSTP/MSPP C (1 shelf) Dark fiber STM-64 GE 7609 B 7609 A 7609 C
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12 TWAREN LightPath Control System A web-based control and resource management system Platform : Linux Tools : PHP+ Shell script+TL1 Toolkit Test environment : TWAREN optical network lab
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13 Steps to Create a LightPath TL1 Tool-kit TL1-Command ServerDataBase 1. Use TL1-toolkit to query real-time status 2. Check if path is supported 3. Check if bandwidth is supported 4. Execute the SPF algorism to find the best path 5. Setup the connection between devices 6. Synchronize the database
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14 Thank You ! For more information, please see : www.twaren.net optlab1.twaren.net/optlabEN/
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