从设计路由光网络中吸取的经验教训.pdf

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1、#CiscoLive#CiscoLiveDirk Schroetter,Technical Solutions Architect in cooperation withVelimir Vujnovic,Principal ArchitectBRKOPT-2015 or how to embrace tradeoffs for fun and profitLessons Learned from Designing Routed Optical Networks 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#

2、CiscoLiveEnter your personal notes hereCisco Webex App Questions?Use Cisco Webex App to chat with the speaker after the sessionFind this session in the Cisco Live Mobile AppClick“Join the Discussion”Install the Webex App or go directly to the Webex spaceEnter messages/questions in the Webex spaceHow

3、Webex spaces will be moderated by the speaker until June 9,2023.12343https:/ 2023 Cisco and/or its affiliates.All rights reserved.Cisco PublicBRKOPT-2015Agenda 2023 Cisco and/or its affiliates.All rights reserved.Cisco PublicBare minimum of analog domainOptical PerformanceTraffic demands vs.capaciti

4、esTopologies&constraintsProtecting IP on the IP LayerConclusionBRKOPT-2015 2023 Cisco and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveRuss Whites Rule#1Mr.EIGRP“If you havent found the tradeoffs,you havent looked hard enough.BRKOPT-2015The bare minimum on the analog domain 2023 Cisco

5、 and/or its affiliates.All rights reserved.Cisco Public#CiscoLiveDWDM transport is analog technologyBRKOPT-2015WSS Domain1WSS Domain2ROADMROADMROADMROADMROADMROADMAD-XAD-YS_160S_0027 Spans5 SpansWSS Domain 1=S_160WSS Domain 2=S_002InputInputBaud RateChannel SpacingAmplifier ChoiceSpan Distance(km)Sp

6、an Distance(km)Span Loss(dB)Span Loss(dB)&EOLEOLOptimal Launch Power Definedper WSS Domainper WSS DomainCompute Linear OSNR with worse case EDFA Specificationper WSS Domainper WSS DomainCompute non-linear noise using Gaussian Noise ModelAdd Linear and non linear Noise+Additional penalty,i.e.CD,CD,PD