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VIOLA

erica-whitaker
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VIOLA

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  1. Vertically Integrated Optical Testbed for Large Applications in DFNImplementation of a testbed for optical networking as a cooperation of industrial and research partners Peter Kaufmann (DFN-Verein)Kaufmann@DFN.DEFerdinand Hommes (FhG/IMK)Ferdinand.Hommes@IMK.FRAUNHOFER.DENovember 2005www.viola-testbed.de VIOLA Heanet, November 2005 P.Kaufmann/DFN

  2. Project and Partners • Organized as consortium, Leader: DFN-Verein • Members of consortium: • Alcatel SEL AG, T-Systems International GmbH, • Siemens AG, FhG (IMK, SCAI), • FZ Jülich, Stiftung caesar, • Univ. Bonn, FH Bonn-Rhein-Sieg (U Appl. Sc.) • RWTH Aachen • Associated partner: GasLINE, Navtel, Univ. Erlangen • Term of Project: 3 Years • Start of VIOLA: June 2004 • Funding: ca. 11 M€ from BMBF (Ministry of Research) • Total costs: ca. 20 M€ Heanet, November 2005 P.Kaufmann/DFN

  3. General Goals (1) • Test & evaluation of current developments of netwoking technology including signalling & management • State-of-the-art (pre-)products of industrial partners • Signalling mechanisms and interfaces • Wide area field tests, laboratory environment for specific tests • Preparation for X-WIN of DFN (successor of G-WIN) • Call for tender for fiber+WDM late 2004; implementation since Summer 2005; • Implementation of (new) routing/switching equipment in 2006/07; • Implementation as a stepwise process with increasing service complexity; • Implementation of a vertical testbed • Applications • Middleware tools • Optical transport technology for IP, SDH and GE Heanet, November 2005 P.Kaufmann/DFN

  4. Testbed Topology Heanet, November 2005 P.Kaufmann/DFN

  5. Components & Connections Heanet, November 2005 P.Kaufmann/DFN

  6. Equipment (1) • Equipment and Connectivity offers: • Different SDH-domains • In triangel in parallel with up to 10 Gbps: • SDH-connectivity and • L2-Ethernet-connectivity • User access with n * GE • e2e-connectivity via L2-service or via L2/SDH-service Heanet, November 2005 P.Kaufmann/DFN

  7. Equipment (2) • Alcatel 1678 (SDH-Cross-Connect) • Interfaces: up to 10 Gbps-SDH (STM-64) and GE, with GFP • Signalling: OIF/UNI-N 1.0 R2 and E-NNI • Alcatel 7750 SR (Router) • Interfaces: up to 10 Gbps-SDH, GE and 10GE, L2-Service: VPLS (H-VPLS) • Riverstone 15008 (GE-Switch) • Interfaces: GE and 10GE, L2-Service: VPLS (H-VPLS) • Siemens SURPASS hiT 7070 (SDH Cross-Connect) • Interfaces: up to 10 Gbps SDH (STM-64) and GE, with GFP • Signalling: I-NNI, Cross-connect capacity: 160 Gbit/s • Siemens/Sycamore Networks SN16000 (SDH Cross-Connect) • Interfaces: up to 10 Gbps SDH (STM-64), • Signaling: E-NNI, I-NNI, OIF/UNI 1.0 R2, Cross-connect capacity: 2.5 Tbit/s Heanet, November 2005 P.Kaufmann/DFN

  8. Network Signalling (1) Applications GRID Virtual Reality Layer 2 Services Layer 3 Services Layer 3 VPNs VPLS/HVPLS Layer 2/3 Switch/Router GFP/LCAS SDH Cross Connects MPLS GMPLS / UNI / I-NNI / E-NNI DWDM CWDM Fiber (GMPLS , all optical Switch) Heanet, November 2005 P.Kaufmann/DFN

  9. Network Signalling (2) • Interworking in optical transport networks Signalling concepts: analysis and test them, contribution to specification • GMPLS for IP-based control plane (IETF) • ASON / ASTN (Automatic Switched Optical/Transport Network, ITU) • UNI for user controlled signaling and E-NNI (Optical Internetworking Forum, OIF) • Interoperability at UNI/NNI (OIF) • I-NNI-GMPLS-Interface Heanet, November 2005 P.Kaufmann/DFN

  10. Network Signalling (3) • First Signalling-Results • GMPLS with Soft-Perm-Conn at Alcatel-CC1678 in operation • OIF-E-NNI at Alcatel-CC1678 and Sycamore-CC SN16000 available • OIF-UNI 1.0,R2, network side at Alcatel-CC1678 available • OIF-UNI 1.0,R2, network side at Sycamore-CC-SN16000 available • OIF-UNI 1.0,R2, client side: Late 2005 • OIF-UNI 2.0, planned for 1Q 2006 at Alcatel and Siemens CC • Interworking tests of OIF-E-NNI between Alcatel-CC1678 and Sycamore-CC-SN16000: some problems (interpretation of Unicast/Multicast OSPF-Packets when using IP-tunnels) Heanet, November 2005 P.Kaufmann/DFN

  11. Network Signalling (4) • Provision of Ethernet-Service over SDH with bandwidth adjustment (New SDH: GFP, LCAS, VC). • GFP: Generic Framing Procedure(ITU-T G.7042), method to transport data packets (e.g. Ethernet) over SDH • LCAS: Link Capacity Adjustment Scheme(ITU-T G.7041), dynamical bandwidth adjustment for SDH-links (variable VC4-container) • Virtual Concatenation (VC) instead of Continuous Concatenation (CC): VC4-Container may use different ways in the transport network • First New-SDH-Results • Basic tests/interworking between Alcatel-CC-1678, Siemens-CC-hiT7070 and ADVA-GE-MUX-1500 successful • LCAS tests in 4Q 2005 Heanet, November 2005 P.Kaufmann/DFN

  12. Network Signalling (5) • Operation of L2-Subnetworks • VPLS, H-VPLS (Hierarchical Virtual Private LAN Service) • Based on Riverstone15008 and Alcatel-7750, connected via SDH-Equipment (Alcatel-CC 1678) or directly with 10GE-LAN-Phy • Test: Performance, Functionality • First L2-Results • VLL and VPLS: OK • H-VPLS: Problems, Alcatel/Riverstone not fully compatible • Interworking Ether Flow Control between L2/SDH-Switches: OK • QoS-Fkt. for b/w limitations (Shaping,Policing;Ingress,Egress): OK Heanet, November 2005 P.Kaufmann/DFN

  13. Network Signalling (6) Heanet, November 2005 P.Kaufmann/DFN

  14. Network Signalling (7) • Development of interfaces for user controlled signalling Heanet, November 2005 P.Kaufmann/DFN

  15. Project Goal Middleware • Implementation of an operational environment for PC-cluster based on UNICORE • UNICORE supports the operation of a Compute-Grid • Interoperability with Globus-toolkit and compatibility with OGSA (Open Grid Services Architecture) is planned • Development / Portation of missing components • Development of a Meta-Scheduler based on Global Grid Forum Standards (Grid Resource Allocation Agreement Protocol) • Portation of MetaMPI and integration in UNICORE • Adaptation/upgrading of local tools to connect and analyse distributed applications • Development of high-performance parallel-I/O-interfaces (main memory, file server) Heanet, November 2005 P.Kaufmann/DFN

  16. Project Goal Applications (1) • Usage/upgrading of (existing) applications with high and dynamical transfer requirements (e.g. e-science / Grid) • Several GE-tunnels per application • Dynamical requirement of bandwidth with guaranteed QoS • User controlled networks (E2E) • Integration of real users • Variable requir. (time,size,quality) for „stress-test“ of network equipment • Based on experiences with new networks • Creation of new ideas for applications • Motivation of user groups for GRID-technology Heanet, November 2005 P.Kaufmann/DFN

  17. Access of Applications to the Transport Network Heanet, November 2005 P.Kaufmann/DFN

  18. Distribution of Costs/Funding Heanet, November 2005 P.Kaufmann/DFN

  19. International Aspects • DFN participates in EGEE (Enabling Grids for e-science in Europe) • international Grid-Infrastructure based on existing networks • „VIOLA-Participation“ (DFN, TSI, Uni Erlangen) in FP6-projects: • GN2 - Geant2 • MUPBED - Multi-Partner European Testbeds for Research Networking • The testbed VIOLA forms the national base to contribute successfully to international projects • Interested for cooperation with similar projects/activities in Europe and elsewhere Heanet, November 2005 P.Kaufmann/DFN

  20. Status (1) • Testbed implementation was finished early 2005: • circuits are connected (including connection to G-WIN/GEANT) • equipment is installed; • network management is operational • Work items of „Transport & Signalling“ have been started: • I-NNI: Available for Siemens-CC-hiT7070 • E-NNI: Available for Alcatel-CC-1678 and Sycamore-CC-SN16000 • E-NNI interoperability tests between Alcatel & Sycamore • UNI-N 1.0 R2: Available for Alcatel-CC-1678 • GFP/LCAS-Tests between Alcatel-1678 & Siemens-hiT7070 • E2E: Specification of user interface & design of reservation system Heanet, November 2005 P.Kaufmann/DFN

  21. Status (2) • L2-Test/Operation: • VLL/VPLS interoperability tests with Alcatel & Riverstone: OK • H-VPLS interoperability tests with Alcatel & Riverstone: Some problems • Initial version of middleware is deployed, Integration of new middleware components in progress • Application projects have finished preparatory work • First “runs” over the network have been made Applications are beginning to stress network & middleware. Heanet, November 2005 P.Kaufmann/DFN

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