Rapid Prototyping of Next Generation Networks. Nico Bayer,. The 8th International Workshop on Wireless Network Measurements, May 18th, 2012, Paderborn, Germany. 1
Content. Testbeds and Demonstrators for Next Generation Networks @ T-Labs. Integrated testbeds for rapid prototyping Conclusions 2 2
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T-Labs The best of three worlds as a long-term success factor for Deutsche Telekom. Network of international partnerships with prestigious research institutes, universities, industrial partners and start-ups. Strategic Research Focus on scientific research 6 professorships in universities in Berlin More than 150 High-Potentials from around the globe Leading edge competence: 250 publications per year, 1 patent per week 1 award per month, e.g. Scientific Award of Leibnitz 2011 Innovation development Focus on 7 key topics 180 Telekom experts Competences all across the Telco value chain Impact orientation: Gravity core for Telekom innovations in the double digit billions Close cooperation with all business units of Deutsche Telekom Push results of the Open Innovation ideas Worldwide Joint innovation with SAP, Bell Labs, Ericsson, BMW, etc. Start-up network (Berlin, Silicon Valley, Israel) Track record of new ventures QiSec, Spree, Zimory, Youchoose, WahWah, Schaltzeit, Spotlight, etc. Start-ups & industry partners 4
Inevitable innovation challenges Great bets and key skills at T Labs. Internet & Services Exploit digitization: 1. Interactive High-end Media Service delivery architecture and components for personalized and globally accessible media services. 2. Information Relevance Exploitation and intelligent analysis of existing and new data sources to serve customers best. 3. Future Communication Convergent and secure communication services with outstanding user experience. 4. Cross-domain Middleware Software layer on different platforms to enhance device security and enable efficient access to existing assets. Cross-domain Middleware Emerging Ecosystems Convergent Networks Emerging Ecosystems Software defined networking, enabling platforms and services, mobile and application infrastructure 5. Virtualized Infrastructures & Global Cloud IT Cloud production and delivery fabric, innovative cloud services 6. Large-scale Infrastructure Optimization Tools and methodologies to design the best infrastructure, improved traffic models and management for efficient converged networks. 7. Broadband Access Evolution Enabling high-quality and cost-efficient broadband Internet at any place and any time. IT & Cloud 5
Colleagues perform research and development in different locations. Bonn Berlin Darmstadt Berlin Beer Sheva Los Altos 6
Telekom Laboratories cooperate according to the Open Innovation model with selected research institutes. 7
in numbers. 360+ 2.000+ 50+ Researchers, Telekom experts and students from 25 countries Publications Transfers of projects to Group business fields 300+ 60+ 6.000+ Patents and patent applications Prizes and awards Visitors 8
in numbers. 360+ 2.000+ An average of 2.000 cups of coffee are necessary to file 1 patent 50+ Researchers, Telekom experts and students from 25 countries Publications Transfers of projects to Group business fields 300+ 60+ 6.000+ Patents and patent applications Prizes and awards Visitors 9
Testbeds and Demonstrators for Next Generation Networks @ T-Labs.
Next Generation Networks what is it? Optics ONU IMS service Application layer IPTV Web Services (LBS) DSL DSL CPE with WiFi/Bluetooth 3G and beyond BWMA Mesh Access BS Mesh SS Transport Network Mesh BS Control layer Projects in various aspects of Next Generation Networks Future access technologies QoS support Mobility and connectivity management AAA&S Various testbeds and demonstrators are available @ T-Labs for different aspects of Next Generation Networks 11
NGN Testbeds and Demonstrators @ T-Labs. General considerations. Textbox Project results, Headline testbeds and demonstrators Preparation of software modules and integration with visualisation tools Demo Testbed Project Implementation of selected project results Demonstrator Subset of testbed modules Adapted for demo purposes Integrated with visualisation tools Testbed Subset of project results implemented in a hardware environment software and hardware modules Project execution Development of solutions for a specific problem Outcome Descriptive presentation of mechanisms, solutions and problems Outcome Proof of concept Validation Performance measurements Field-trials and friendly user tests Outcome Architecture Functions, algorithms and mechanisms Specifications & recommend. 12
NGN Testbeds and Demonstrators @ T-Labs. MultiRAT testbed to investigate heterogeneous access networks. Mixture of different access technologies deployed indoors and outdoors Testbed comprises 9/30 outdoor/indoor max. 4 WLAN Interfaces (802.11a/b/g/n) WiMAX base station and CPE 2G and 4G base station in preparation OpenEPC as control layer WiFi antenna 5 GHz WiMAX antenna 5 GHz WiFi antenna 2,4 GHz for Internet access 13
NGN Testbeds and Demonstrators @ T-Labs. MultiRAT testbed to investigate heterogeneous access networks. Remote measurement of energy consumption and power control IP-controlled power meter and power switch are being installed for every node Central monitoring for used energy in the entire testbed is in development Central control over the status of particular nodes Switch ON/OFF Reconfiguring Other nodes Power switch Power meter Eth switch 4x Node i Testbed is used for example in projects about Carrier Grade Wireless Mesh Networks Energy efficiency in multirat access networks Overall energy consumption ComGreen Server 192.168.7.85 Context gathering and evaluation Current/mean energy consumption Control of nodes ON/OFF 14
NGN Testbeds and Demonstrators @ T-Labs. Berlin Open Wireless Lab (BOWL). BOWL Facts Berlin Open Wireless Lab (BOWL) is an experimental platform that enables future mobile Internet research in a live network. Testbed comprises 60 outdoor nodes 22 indoor nodes Covers Technical University Berlin campus Easily reconfigurable: possible to set-up various experiment configurations using an Ethernet management interface Experiments integrated with measurements for deeper understanding of complex scenarios 15
NGN Testbeds and Demonstrators @ T-Labs. Validation of theory & demo of LTE-Advanced performance. Set-up of EASY-C testbed Berlin 1 Joint activity with Heinrich- Hertz-Institut (HHI) Airlaser Airlaser 4 optical fiber network Airlaser 2 3 3 sites interconnected by fibre links for high-speed backhaul 2 antenna sectors per site Unique platform for testing of methods realising cooperation between radio cells 2 + 3 1 4 = Heinrich-Hertz-Institut, = TU Berlin, = Telekom Laboratories *) EASY-C = Enablers for Ambient Services & Systems Cellular; BMBF-funded R&D project 16
NGN Testbeds and Demonstrators @ T-Labs. Wireless Laboratory @ T-Labs. Wireless Laboratory @ T-Labs SEAMCAT Wireless Laboratory Long-lasting experience in measurement and testing of radio equipment Comprehensive measurement hardware and software, incl. real-time radio channel emulator Outdoor mounting possibilities for antennas and radio equipment Measurement vehicles to perform outdoor measurements and drive tests Measurement Van and Interior 17
NGN Testbeds and Demonstrators @ T-Labs. Testbed for Evaluation of Home Networking Technologies. Test Cases WLAN Performance Tests (Throughput, Packet Loss, Delay/Jitter) Benchmarking WLAN performance by defined test locations up to 6 walls at 26 m distance W6 26.0m 525 T-Labs Test building in Darmstadt W5 W4 W3 W2 W1 W0 325 255 255 255 325 558 Client BS 20.4m 17.0m 14.2m 11.5m 8.7m 2.0m 30 15 15 15 30 30 Benchmarking Distance to test scenarios BS 625 45 Challenging Benchmarking Setup: Test points up to 26m /6 walls 43 IPTV Tests (TV reception quality, functional tests) Up to 4 Life Streams simultaneous transmitted to different STBs Test of DVR Anywhere Feature: DVR stored streams delivered to 3 other STBs per direct WLAN link Lab validation tests Set of test locations IPTV reception quality DUT T DUT R Ethernet Ethernet DUT Device under Test Test building WLAN Performance 18
NGN Testbeds and Demonstrators @ T-Labs. ATOB - (Architectures, Technologies, open infrastructure for the optical broadband access network) - Testbed. Flexible testbed layout enabling different system test Project is about Next Generation Optical Access Networks within the time horizon 2020. Testbed for testing of upcoming technical solutions in a Testbed in Berlin on field installed fibre infrastructure. Up to 100km Intended test cases: Physical layer: e.g. BER vs. OSNR/CD, Labor wavelength compliance NGOA ONU Layer 2/3: Latency, Access fiber Throughput, Packet loss, Lab Winterfeldstraße Data integrity Co-existence: e.g. with GPON/XG-PON/Video-overlay Optional components e.g. Reach extenders NGOA OLT Splitter/AWG Patch field Outside plant fibers Patch field Local Exchange Local Exchange 19
NGN Testbeds and Demonstrators @ T-Labs. LOLA -- Customer network demonstrator test setup. Current Lab Setup: Corporate LAN Equipment Standard components used: State-of-the art PC VoIP phones Current lab setup: 6 workplaces 3 with desktop PC 3 with laptop PC External screens VoIP phones Scaling: Office workplace environment can be extended to several hundred workplaces with JEM power control 20
NGN Testbeds and Demonstrators @ T-Labs. LOLA -- Customer network demonstrator. Physical Lab Overview 21
NGN Testbeds and Demonstrators @ T-Labs. Mobisense - streaming strategies in heter. wireless networks. Development of perception based adaptation strategies of active transmissions Development of perception based adaptation strategies of active transmissions The test setup enables multimedia streaming control and transmission monitoring and supports Multiple audio/video codec Codec change on-the-fly. Video parameters adjustment e.g. bit rate, resolution, etc. Streaming configuration e.g. jitter buffer size, etc. Monitoring of internal video client parameters e.g. jitter buffer operations Automatic test processing unit and demonstration GUI Network emulation 22
Integrated testbeds for rapid prototyping.
Traditional testbed development in mobile communications. Isolated testbeds - vertical architecture. Demonstrator/testbed development requires many resources High resource requirements Hardware and implementation cost Maintenance and administration Traditionally, testbeds focus on a specific topic and are not interconnected with other testbeds Transport layer testbeds Control layer testbeds Application layer testbeds Application layer Control layer Transport layer 24
Future testbed development in mobile communications. Integrated testbeds - horizontal architecture. Integrated testbeds to gain synergy effects Re-use of software modules, e.g. AAA servers, application servers, visualisation tools,. Reduced setup effort, e.g. hardware is available and installed, sides are selected, legal issues solved More efficient testbed development by concentrating on implementation of core functions Increased value of implemented software modules Flexibility in terms of location hardware and technologies user/test groups services and applications Application layer modules Control layer modules Transport layer modules Communication testbeds Integrated testbeds to shorten time to market 25
Integrated testbed approach @ T-Labs. Overview Available testbeds and demonstrators have been reviewed Grouping of modules Specification of interfaces between the different groups Three different use cases are in implementation Video telephony in heterogeneous wireless networks RCS-e Panlab II - Performance Evaluation beyond Testbeds Appl. layer modules Control layer modules Transport layer modules Interface Interface 26
Integrated testbed approach @ T-Labs. A testbed for video telephony in heterog. wireless networks. Video clients and testbed control unit. To be deployed on tablets integrated in MultiRAT. 27
Integrated testbed approach @ T-Labs. A testbed for video telephony in heterog. wireless networks. Connectivity management can be controlled via GUI. 28
Integrated testbed approach @ T-Labs. A testbed for video telephony in heterog. wireless networks. QoS mechanisms can be controlled via GUI QoS QoS QoS QoS QoS QoS 29
Integrated testbed approach @ T-Labs. Use Case 2: RCS-e offers integrated and standardised services like instant messaging, file transfer and rich call. Customer benefits No need for the customer to download or install any software on his mobile device, since the terminal manufacturers are expected to implement RCS-e functionality into their devices. All functions are built into the native address book of mobile devices. Service is not restricted to smartphones also feature phones will be able to benefit from RCS-e. No restrictions regarding specific operators or isolated platforms. Core features Instant Messaging text chat File transfer share files Rich Call share the moment LIVE LIVE one to one one to many Send and receive any type of file Sharing Picture / Video (from camera or gallery) during a call 30
Integrated testbed approach @ T-Labs. Use Case 2: RCS-e offers integrated and standardised services like instant messaging, file transfer and rich call. Access agnostic service delivery OpenEPC enables the usage of RCS-e in an access technology agnostic way OpenEPC provides functions like Authentication Mobility management Connectivity management Resource control 31
Integrated testbed approach @ T-Labs. Panlab II - Performance Evaluation beyond Test-beds. PANLAB Federation of testbeds by + interconnecting existing testbed- islands Efficient broadband wireless via MAC layer enhancements, advanced admission control and routing; dynamic radio planning = Wireless performance evaluations not limited to fixed testbed deployments Better scalability Higher flexibility 32
Integrated testbed approach @ T-Labs. Panlab II - Performance Evaluation beyond Test-beds. Textbox Headline Virtual Machine Appliance PTM RA RA TEAGLE PTM RA RA RA IGW IGW Server data Client data DT Testbed IGW Mesh Network VCT 1 VCT 2 33
Conclusions.
Rapid Prototyping of Next Generation Networks. Conclusions. Conclusions Testbeds and demonstrators are well suited for proof of concepts, performance measurements, field-trials, etc. visualisation of project ideas and results But demonstrator/testbed development requires many resources Testbed integration to gain synergy effects Re-use of hardware, sites, installations Re-use of user interfaces and applications Re-use of measurement tools T-Labs follows the concept of integrated testbeds and is open for cooperation 35
Thank you for your attention. Dr. Nico Bayer Deutsche Telekom AG Deutsche-Telekom-Allee 7, 64295 Darmstadt +49 6151 937 3075 (Tel.) +49 160 53 66 062 (Mobile) E-Mail: nico.bayer@telekom.de www.telekom.com 36