6/16/2021Is there a latency problem?Tracerouteto209.85.225.99(oneoftheServerIPsofwww.google.comExpt1:SmartphoneviaWiFiExpt2:SmartphoneviacellularWiFi>209.85.225.993G>209.85.225.99(3002853m82253654D412z6a86822520419Z12238A112678a012G-12112E181363(215230.4156597416212.141330214220299852259529028611hopsNocontrol onhowpacketsarerouted!EET25hopsTarik TALEB202111Current MobileOperatorNWArchNetworkServiceInfrastructure(e.g)InfrastructureMobilityAnchor)(e.g.As,ContentServers/Caches)GWNetworkresourceandprocessingbottieneck@TarikTALEB2021126
6/16/2021 6 Is there a latency problem? © Tarik TALEB 2021 Expt 1: Smartphone via WiFi WiFi → 209.85.225.99 Expt 2: Smartphone via cellular 3G → 209.85.225.99 Traceroute to 209.85.225.99 (one of the Server IPs of www.google.com 11 hops 25 hops No control on how packets are routed! Current Mobile Operator NW Arch. eNB eNB eNB Service Infrastructure (e.g. AS, Content Servers/Caches) Network Infrastructure (e.g. Mobility Anchor) DSL/Cable Modem IP Edge Node Home GW Network resource and processing bottleneck © Tarik TALEB 2021 11 12
6/16/20215GLatency Requirements-Industry TargetsNGMN5G Requirements5G E2E Latency (eMBB)=10ms (i.e.RTTfrom UE-Application-UE)5GE2ELatency(URLLC)=-1ms(i.e,RTTfromUE-Application-UE-orjustUE-UE)Inbothcases,thevaluesaredefinedas capabilitiesthatshouldbesupported bythe5G SystemGSMA5GRequirements5G E2E Latency= 1ms (again, defined as a capability target, not as a universal requirement).ITU-RIMT-2020RequirementseMBBUserPlane Latency (one-way)=4ms [radionetwork contribution]URLLC User Plane Latency (one-way)=1ms [radio network contribution]Control PlaneLatency=20ms (10mstarget)[UEtransition from IdletoActivevianetwork].Low Latency Use Case Requirements (various sources)VirtualReality&AugmentedReality:7-12msTactileInternet (e.g.Remote Surgery,Remote Diagnosis, Remote Sales):<1OmsVehicle-to-Vehicle (Co-operativeDriving,Platooning,Collision Avoidance):<10msManufacturing&RoboticControl/SafetySystems:1-1Oms@Tarik TALEB202113From EricssonRequirements on 5GMorethan just biggerand better mobilebroadbandQ口口Medls DistriutiorWearabiesSmarf HomesiticallitrastructTratieSafetyiCoFutureWirelessAccessAplatformonwhichanywirelessapplicationcan be implemented@TarikTALEB202114>
6/16/2021 7 5G Latency Requirements – Industry Targets © Tarik TALEB 2021 Requirements on 5G . © Tarik TALEB 2021 More than just bigger and better mobile broadband A platform on which any wireless application can be implemented From Ericsson 13 14
6/16/2021Requirements on 5GSupportVerticalMarkets:Automotive电energy,foodand agriculture,healthcare,etc.THEMOBILE ECONOMY回%目Voice,SMS&Social Media, APPsBig data, lot,DigitalSocieties.MultimediaIPMessagesMobileCommerceSharing EconomySmartCitAccelerate the ServicedeliverytoallinvolvedstakeholdersCloudInterohTarikTALEB2021155G: Key Challengesx1000datavolume/geographicalareax1olowerenergyconsumptionVeryshortservicecreationtimecycle(i.e.inminutes)IVery short latencyVerydensedeploymentsofwirelesslinksScalable&CognitivemanagementframeworkforfastdeploymentOPEX reductionwithmorethan20%oftodayMulti domainvirtualised networks andservicesCompletenetworkconvergence(fixed,backhaulsatellite)@TarikTALEB2021168
6/16/2021 8 Requirements on 5G © Tarik TALEB 2021 ▐ Support Vertical Markets: Automotive, energy, food and agriculture, healthcare, etc. ▐ Accelerate the Service delivery to all involved stakeholders Video Integrated Everywhere Smart Cities Augmented Reality Cloud Services Internet of Things Smartphone APPs Car-to-X 5G: Key Challenges © Tarik TALEB 2021 ▐ x1000 data volume / geographical area ▐ x10 lower energy consumption ▐ Very short service creation time cycle (i.e. in minutes) ▐ Very short latency ▐ Very dense deployments of wireless links ▐ Scalable & Cognitive management framework for fast deployment ▐ OPEX reduction with more than 20% of today ▐ Multi domain virtualised networks and services ▐ Complete network convergence (fixed, backhaul, satellite) 15 16
6/16/2021Towards an Innovative 5G Mobile SystemEdge/FogComputingCloudNFV, SDN, AIComputingFlexible,elastic,OPEx-efficienmobilesystemconvergingallheterogeneousaccesstechsof5Gsysystems,withcognitivemanagementcapabilityand sustainingveryshortE2ElatencyFixedFixedSmallCellSmall CellSat-beamSmall-cellMacro-cellSmall CellMacro-cellPrivateBHPrivate BHMacroBHFixed BHFixed BHSat BHMacro/Sat BHTarik TALEB202117Cost efficiency: why?$TrafficRapid traffic growthatatraffic-VideoserviceFxed#ofusersBalanceCloud sevice,etGlobalprofitechargedisruptionsaturationEBITDAMar!Revenuegrowth24,31436.9%36.4%slow-downRevenueSaturationofofusensNotOuaitvocPreeBit-cost reductionBit-costAlmostsameat10G/40G?Not improveby100G20102009LowAverageRevenueperUservstrafficgrowthCisco,"Operator'snetworkdataandanalysts",200820182019"TheMobileEconomy2017",GSMA@TarikTALEB2021189
6/16/2021 9 Towards an Innovative 5G Mobile System © Tarik TALEB 2021 Flexible, elastic, OPEX-efficient mobile system converging all heterogeneous access techs of 5G systems, with cognitive management capability and sustaining very short E2E latency Cloud Computing NFV, SDN, AI Edge/Fog Computing Cost efficiency: why? © Tarik TALEB 2021 “The Mobile Economy 2017”, GSMA Cisco, “Operator’s network data and analysts”, 2008 Low Average Revenue per User vs traffic growth 17 18
6/16/2021Cost efficiency:why?DevelopedAsiaPacific mobilecarrier'endofprofit$35.0 Revenue per GBTotal CostperGB$30.0$25.0mountingcash$20.0pressure$15.0$10.0$5.0$0.0201020112012201320142015TtellabsEnd of profitMOSAIC LAB 2020195GFeaturesCostEfficiencyAgilityElasticityFlexibilityRapidity...@TarikTALEB20212010
6/16/2021 10 Cost efficiency: why? © MOSA!C LAB 2020 5G Features © Tarik TALEB 2021 •Cost Efficiency •Agility •Elasticity •Flexibility •Rapidity •. 19 20