The Vault

MWC17: Next Generation IP Networking
Presentation / Mar 2017 / IDmwc17

InterDigital's Mobile World Congress 2017 presentation on Next Generation IP Networking.

? 2017 InterDigital, Inc. All Rights Reserved. Next Generation IP Networking 2 Services: The Evolution to the Smarter, Living Network 5G will deliver next level of experience and enable new business models ? 2017 InterDigital, Inc. All Rights Reserved. Wave 1 (Voice) Wave 2 (Visual) 5G: The Living Network New services, new business models Glory days of GSM Integrated telephony applications IMS promises Walled garden worries! Rise of the OTT A new status quo Rise of the mobile internet The video experience The living experience Video ++ ? IoE ? Tactile Internet ? Mission Critical 3 5G Network: Initial Requirements & Enablers Global consensus emerging on initial requirements and enabling concepts [ITU-R] ? 2017 InterDigital, Inc. All Rights Reserved. Flat or Reduced < 1 min 1 to 10 TBps/Km2 Very Heterogeneous > 10 services / access site 5 mSec From 100 Mbps To 1 Gbps TCO Network Service Creation Time Area Traffic Capacity Network Service Mix E2E Latency User Experienced Data Rate Virtual Network Service Creation SDN/NFV Service Chaining TrafficLocalization Fog/Edge Cloud Ultra-fast Switching Multi-RAN Access Small-Cell Densification Contextual Networking Information- CentricNetworking 4 5G Network: The Rise of Net Apps ? 2017 InterDigital, Inc. All Rights Reserved. Proprietary Operating System (e.g. Nortel SOS, Ericsson APZ, Nokia DMX) Computing Abstraction Storage Abstraction Networking Abstraction Proprietary Middleware, Tool Chain, etc. Standardized Software Products GSM Mobile Switching Center CDMA Mobile Switching Center GSM Home Location Register SS#7 Service Control Point GSM Base Station Controller Computing Storage Networking Proprietary Switching Hardware (e.g. Nortel DMS, Ericsson AXE, Nokia DX) Old Model of Proprietary Vendor HW Computing Storage Networking COTS ?White Box? Server Hardware (Still provided by mainstream OEMs + Others) Computing Storage Networking Servers Running Management & Control (Operating System now thru Open Source forums) Computing Abstraction Storage Abstraction Networking Abstraction NEW Functional Interfaces Servers Running STANDARDIZED PRODUCTS (Still Provided by mainstream OEMs + Others) EPC CDN HSS RAN DNS NEW Functional Interfaces Be-Your-Own-Vendor Network Applications (3GPP & IETF Based) IP SCTP ST-AP NAS TCP SSL SPDY HTTP IP SCTP DIA. MAC RLC PDCP RRC IP TCP DNS OPENSTACK ONUSODL XOS (Network Operating System) Linux Kernel Thin Abstraction Agent (e.g. OpenvSwitch) Computing Storage Networking Linux Kernel NEW Standards Interfaces NEW Standards Interfaces NFV + SDN 5 Diving Deeper Flexible Routing for IP-based Services (FLIPS) ? 2017 InterDigital, Inc. All Rights Reserved. 6 ? 2017 InterDigital, Inc. All Rights Reserved. CPE HBO NETFLIX AMAZON YOUTUBE Service Placement COTS platform Distance Serving content & services under 5G constraints Latency Pure E2E not sustainable Introduce CDNs Meeting 5G KPIs Your Service Just One Hop Away ? Enabled by our FLIPS Intelligence Mobilize CDNs The ultimate goal: One hop away 7 FLIPS Project Elevator Pitch Reinventing the approach to IP based services through backward compatible methodologies that are integrated into the network OS world of NFV/SDN as well as emerging 5G control architectures & designed to meet challenging 5G KPIs It looks like IP, it smells like IP, BUT with this technology inside networks will simply work better? The target for this tech: Telcos & Switch Vendors ? 2017 InterDigital, Inc. All Rights Reserved. 8 Working with Partners Across Horizon 2020 ? 2017 InterDigital, Inc. All Rights Reserved. Partners (38) 13.5mio Euro Combined H2020 Funding Showcased as ETSI MEC PoC Selected as CONFIG use case Platform providers Vendors Operators SMEs Academia & Research Institutes Huawei, NEC, Intracom, Thales Deutsche Telekom, Orange, Telenor Guifi.net, Avanti, Primetel InterDigital, ATOS CTVC, Ell.i, Martel Consulting, Ubitech, B-COM, Eurescom, Nextworks Athens University of Economics & Business, Aalto University, RWTH Aachen, TU Munich, Cambridge University, University of Essex, TU Kaiserslautern, i2CAT, iMinds, King?s College London, Fraunhofer Fokus, IT Aveiro, IT Innovations, University of Bristol, ETH Zurich Content Disney Research, VRT Belgium Municipalities Barcelona, Bristol-is-Open EUH2020 funded under grant Nos. 643990 (http://www.point-h2020.eu) EUH2020 funded under grant Nos. 644663 (http://rife-project.eu) EUH2020 funded under grant Nos. 731677 (http://www.ict-flame.eu) Unfunded effort in the 5G Private Public Partnership programme (http://www.5g-control-plane.eu) 9 SDN controller IP Unicast Legacy SDN controller Emerging Network NFV COTS SDN Switch IP Gateway The Problem & Current Approaches ? 2017 InterDigital, Inc. All Rights Reserved. Two current approaches ? Two shortcomings ? CDNs are currently used for popular content but this is overly complex and results in inefficiencies associated with indirections ? Overprovisioning of resources drives unsustainable spiraling costs Both shortcomings are unsustainable for 5G Bandwidth costs HTTP Unicast Proliferation # of User Connections # of user viewings determine BW costs HBO NETFLIX AMAZON YOUTUBE CPE 10 ICN Gateway Layer ICN Gateway Layer IP L1/L2 ICN IP App (e.g. HTTP) SDN controller Implicit Multicast Our Solution: Re-Introducing Multicast ? 2017 InterDigital, Inc. All Rights Reserved. POINT/RIFE: The Innovative ICN approach for competitive 5G (or before) operator networks ? Re-introduce multicast into world of predominantly personalized web experience -> higher network utilization ? Flexible routing at runtime through cloudifiable software elements -> increased resilience, latency reduction ICN Intelligence Benefit #1: True Multicast # of User Connections Our Solution will Drive Down Bandwidth Costs Bandwidth costs NFV COTS SDN Switch IP Gateway CPE HBO NETFLIX AMAZON YOUTUBE 11 The next logical step: Dynamic Web Servers, spun up possibly just one hop away ? Creates new service possibilities for operators, utilizing in-network NFV-based computing capabilities ? Helps meeting challenging 5G KPIs, such as 5ms service- level latency & 1000x capacity increase ? 2017 InterDigital, Inc. All Rights Reserved. ICN Gateway Layer IP L1/L2 ICN IP App (e.g. HTTP) SDN controller ICN Intelligence Surrogate Mgmt. Dynamic Web Servers # of User Connections Our Solution will Drive Down Bandwidth Costs Bandwidth costs Benefit #2: Dynamic Web Servers Implicit Multicast CPE HBO NETFLIX AMAZON YOUTUBE Our Solution: Localize Communication ICN Gateway Layer 12 An Edge IP Proposition ? 2017 InterDigital, Inc. All Rights Reserved. IP FLIPS Border GW IP (BGP) ICNF IP IP RVZ TM L2 ICNPR ICNRT ICNTP FLIPS NAP ICNF IP IP-only Server IP-only Sender & Receiver UE L2 ICNSR S1 S1 S2 ICNF ICNF SDN technology IDCC Edge IP blocks TM : topology manager RVZ: rendezvous point IP SDN Controller IP NAP IP-only Sender & Receiver UE FLIPS NAP SDN Switch Surrogate Mgr SDN Switch Monitoring 13 IP IP (BGP) ICNF IP IP RVZ TM L2 ICNPR ICNRT ICNTP FLIPS NAP ICNF IP IP-only Server IP-only Sender & Receiver UE L2 ICNSR S1 S1 S2 ICNF ICNF IP SDN Controller IP NAP IP-only Sender & Receiver UE FLIPS NAP SDN Switch Surrogate Mgr SDN Switch Monitoring FLIPS Border GW 5G Control plane Glossary: CM: Connectivity Mgmt. FM: Flow Mgmt. AF: Access Function CAE: Context-awareness Engine SBI: Southbound Interface NBI: Northbound Interface ? 2017 InterDigital, Inc. All Rights Reserved. A Use Case for a 5G Control Plane as developed by CONFIG project CAE ? Pub-sub based context acquisition ? Fact generation & data mgmt. ? Exposure via NBI FM ? D-plane management ? Interact with transport network ? D-plane establishment (SDN rule configuration) & reconfiguration (SDN rule changes) NBI Integration ? Service endpoint registration ? Compute/storage management via OpenStack SBI Integration ? SDN integration through ONOS/ODL CM ? D-plane anchor point selection ? Name resolution ? Address configuration ? Legacy NAS integration AF ? Device attachment ? Path establishment AF 14 ? 2017 InterDigital, Inc. All Rights Reserved. UK NextGen Network Our Demo 15 ? 2017 InterDigital, Inc. All Rights Reserved. Demo Setup From our POINT/RIFE European Network ?To Our Booth in Barcelona Remote Video Feed Improvement: Multicast Gain = ratio of incoming vs. outgoing bytes (1.0 for IP solutions, expected >>10 in demo due to POINT solution) Improvement: Improved local playout quality (scale to HD quality) (while emulated users will continue to receive SD quality from Bristol) Local Video Feed Emulated users plus demo tablet 30 emulated users in data center 16 Schematic Setup ? 2017 InterDigital, Inc. All Rights Reserved. MWC Booth Backhaul network Control traffic L2 link NAP NAP RV TMIP-only Sender UE 30 emulated users in server cluster HLS Video Server 4 emulated users in server cluster SDN Switch SDN Controller SDN Switch 17 Demo Aspect 1: Multicast Gain Equals Number of Users ? 2017 InterDigital, Inc. All Rights Reserved. NAP NAP RV TMIP-only Sender UE 30 emulated users in server cluster HLS Video Server 4 emulated users in server cluster SDN Controller SDN Switch Aspect 1 demonstrates the multicast gain as well as the reduced server load through multicast delivery of HTTP responses in HLS video streaming scenario. Sending 1 HLS stream via multicast Sending 1 HLS stream via multicast SDN Switch Video traffic Control traffic L2 link 18 Comparison to IP-based Routing ? 2017 InterDigital, Inc. All Rights Reserved. NAP NAPIP-only Sender UE 30 emulated users in server cluster HLS Video Server 4 emulated users in server cluster SDN Controller SDN Switch Sending 35 individual HLS streams Sending 6 individual HLS streams SDN Switch Sending ~30 individual HLS streams Video traffic Control traffic L2 link 19 Demo Aspect 2: Surrogate Server for Latency Reduction with Switch-over Times of <1s ? 2017 InterDigital, Inc. All Rights Reserved. NAP NAP RV TMIP-only Sender UE 30 emulated users in server cluster HLS Video Server 4 emulated users in server cluster SDN Controller SDN Switch Aspect 2 demonstrates the latency reduction and video quality improvement through surrogate server at MWC. Sending 1 HLS stream via multicast Sending 1 HLS stream via multicast SDN Switch Video traffic Control traffic L2 link