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Transport Architecture Evolution

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  • IP/MPLS and MPLS-TP have the same Forwarding Plane stand-pointMPLS-TP allows a static provisioning and configuration, through a NMS system. Protection mechanism equivalent to SDH (e.g. 1+1, 1:1, 1:N)

Transcript

  • 1. Transport ArchitectureEvolutionV. Viscardi – Business Dev. Manager, SP ArchitectureOctober 18, 2011© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 1
  • 2. • Welcome – Moderator(s): David Bianchi – Business Development, CORBU Lorenzo Ghioni – Product Management, CORBU • Today’s Show: Transport Architecture Evolution Speaker(s): Valerio Viscardi – Business, SP Architecture EMEA • Q&A • Survey© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 2
  • 3. • Evolution of Transport Networks• Current Trends in Transport Networks• TDM Centric to Packet Centric Transport• Convergence of Packet and TDM Transport• MPLS-TP as a transport oriented packet aggregation technology• MPLS-TP Building Blocks and Network Architectures© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3
  • 4. IP P T E I PDH PDH IP D E D T P E ATM H IP M H IP Services T T H H SDH SDH OTN Transport SDH FEC FEC FEC FEC Framing Optical WDM WDM 1550nm WDM ROADM ROADM 1995 2000 2005 2010 Last 10 years have been incremental steps© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 4
  • 5. TDM ETH MPLS- IP/MPLS Each Layer 2012 TP SDH ~ OTN Managed OTN 2013 DWDM Separately WDM 2010• Next step will not be incremental New Coherent network deployments on unused fibre New Coexistence of MPLS and OTN transport and grooming layers Emergence of Ethernet as a Circuit “Zero-Touch” ROADM DWDM networks with DWDM aware control plane© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 5
  • 6. Need…. Response… Reduce CapEx/OpEx Integrate layers – IP/MPLS/OTN/DWDM Eliminate Costly Interconnect Common Mgmt, Fabric, Line Cards Optimize High Cost Optics Utilization Increase Service Velocity Coordination of Layers thru Control Plane DWDM Switched End-End Enhance Resiliency / trouble ZPL/ZTL via Proactive Protection shooting Limit L0 risks with SRLG Coordinated maintenance CP – IP/OTN protect and DWDM Restore Reduce planning / Integrate Layers – L3 – L1 – Common Fabric forecasting cycles CP– verify circuit availability leveraging DWDM CP© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6
  • 7. TDM WSON OTN / TDM IP NG-ASON Ethernet ASON / WSON Client Interface registration border Wavelength TDM on demand IP / MPLS IP S-GMPLS Ethernet L3 / S-GMPLS DWDM WSON border Optical restoration TDM MPLS-TP (1+R, IP Ethernet ASMN ASMN / WSON 1+1+R) border • WSON = Wavelength switched optical network • ASON = Automatically Switched optical network • ASMN = Automatically switched MPLS-TP network© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7
  • 8. www.ciscoknowledgenetwork.com© 2010 Cisco and/or its affiliates. All rights reserved.© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8 8