C O R P O R A T E T E C H N O L O G Y Information & Communications Networks & Multimedia Communications NOBEL WP4 – Siemens implementation activities contact: Martin Nathansen, Siemens AG Tel: Fax: Munich, 01. /

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 2 Outline UNI / NNI activities in WP4 Prototyping and Emulation First Results Next Steps Planned experiments

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 3 UNI / NNI activities in WP4 G-UNIG-NNI CP integration (COPLA based) ASON Emulator attributes messages call&con sep. scenarios emulation of IP network (CP) while using real protocol stack RSVP-TE OSPF-TE / CSPF LMP Management prototype based on HiT7070 prototype with network / HW emulation mixed prototype real HW & emulated ?

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 4 GMPLS protocol SW Prototype vs. Emulator GMPLS protocol SW HW related SW IP Layer & OS network element HW emulation controller & HW dummy IP data IP real network element network emulator emulated IP Layer & OS based on Siemens COPLA prototype (Surpass HiT 7070 platform) VC-4 and Ethernet services Plug & Play Link Management (LMP) Automatic Provisioning Preplanned Shared Restoration Management Integration run multiple (>12) instances of controllers SW on a single Linux PC same protocol software and CP functionality as on real element controllers Evaluation and measurements for various scenarios and complex network topologies Analysis of the dynamic behaviour of the control plane, e.g.Stability, Convergence, Reactions to failures

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 5 First emulation results: LSP setup time Source: Guillaume Juillott: “Network Emulator for ASON Control Planes”, Internship Report 2004

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 6 First emulation results: Protection Switching Source: Guillaume Juillott: “Network Emulator for ASON Control Planes”, Internship Report 2004

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 7 Next steps Implementing UNI on HiT7070 and emulator Implementing advanced resilience (from WP2) Testing and investigating of various network scenarios, timing measurements, robustness Preparation of experiments for WP8

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 8 Testbed setup (example) UNI emulated SDH server layer Siemens HiT 7070: 160Gbit/s Multi-service SDH node Interfaces ranging from 2Mbit/s up to 10Gbit/s Ethernet mapping capabilities UNI emulated MPLS / IP client layer Fast Ethernet STM-16, incl. IPCC for UNI / GMPLS signaling STM-16, incl. IPCC for GMPLS routing and signaling MPLS / IP router TILAB - testbed CISCO - router

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 9 end-to-end provisioning UNI emulated SDH server layer Siemens HiT 7070 UNI emulated MPLS / IP client layer Fast Ethernet STM-16, incl. IPCC for UNI / GMPLS signaling STM-16, incl. IPCC for GMPLS routing and signaling MPLS / IP router a a a a a client driven LSP setup measure setup time under different load conditions (a)

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 10 restoration in server layer, revertive mode UNI emulated SDH server layer Siemens HiT 7070 UNI emulated MPLS / IP client layer Fast Ethernet STM-16, incl. IPCC for UNI / GMPLS signaling STM-16, incl. IPCC for GMPLS routing and signaling MPLS / IP router a a a a a restoration – revertive mode interrupt path in server layer (a) path recovery in server layer (b) repair interrupted path, switch back (a) measure restoration and revertive time b b b b b

C O R P O R A T E T E C H N O L O G Y © Siemens AG, CT IC 2, Nathansen, Information & Communications Networks & Multimedia Communications 11 multi layer resilience UNI emulated SDH server layer Siemens HiT 7070 UNI emulated MPLS / IP client layer Fast Ethernet STM-16, incl. IPCC for UNI / GMPLS signaling STM-16, incl. IPCC for GMPLS routing and signaling MPLS / IP router b b b b b multi layer resilience / restoration interrupt path in client layer (a) path recovery in server layer (b) measure recovery time a a a

C O R P O R A T E T E C H N O L O G Y Information & Communications Networks & Multimedia Communications Thank you for your attention.