Experimental research on communication networks at CTTC The ADRENALINE and EXTREME testbeds

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1 Experimental research on communication networks at CTTC The ADRENALINE and EXTREME testbeds Josep Mangues-Bafalluy and Raül Muñoz Communication Networks Division Centre Tecnològic de Telecomunicacions de Catalunya

2 Communication Networks Division Scope 5G Mobile 4G (LTE, LTE-A WIMAX) 2G/3G (GSM, GPRS, EDGE, UMTS, HSPA+) Wi-fi (802,11:b,g/a,n,ac) Converged Fixed and Mobile Access and Aggregation Network IP Backbone & Optical Core Network Mobile core Internet Business Residential Fixed Main focus: Optimization of end-to-end network infrastructure Including core, metro and access, optical and wireless, transport and mobile network layer Through flexible experimental and simulation frameworks 2

3 EXTREME Testbed Mobile Networks Department

4 Mobile Networks Department Research Interests Main focus: Optimization of heterogeneous and dynamic (wireless) networks (combining data networking and 3GPP networking) 4

5 EXTREME Testbed Main Design Goals Reduce time from scenario conception to the measurement phase Easy use of integrated technologies and tools (user does not have to deal with low level configuration details) 5

6 EXTREME Testbed Concept 6

7 EXTREME Testbed System Architecture User Equipment UMTS/HSPA Testbed Wireless Mesh Networking Testbed User Equipment Iub interface UMTS/HSPA Network network Emulator elator MESH NODES User Equipment Node B Gi interface Remote Management Station Internet User Equipment CTTC Production network DATA SWITCH ROUTER DATA WLAN Antenna Other testbeds CONTROL CONTROL WLAN Antenna GPS Antenna SERVER Routers Switches Measurement equipment COMMERCIAL EQUIPMENT NETWORK NODES 7

8 EXTREME Testbed Video available at: 8

9 EXTREME Testbed All-wireless network of small cells testbed Iu-h interface Cellular Network Emulator Merges wireless mesh network and 3G core Iub interface User Equipment Uu interface HSPA Node B EXTREME Control & Measurement System EXTREME Control Network Exploits ns-3 emulation framework Same code for simulation and testbed 9

10 Heterogeneous Networks (HetNets) (I) Smart flow management/offloading (incl. Smart city scenarios) 10

11 Heterogeneous networks (HetNets) (II) Capacity aggregation HD video transmission by aggregating low capacity lines at the network layer IP bonding Wireless broadband capacity aggregation 11

12 EXTREME Testbed Simulation/Emulation ns-3 simulator. Official maintainers of LTE/EPC and WLAN code LENA. Open-source LTE/EPC product-oriented simulator Compliant with Small cell forum APIs Distributed backpressure routing and ns-3 emulation framework WLAN Advanced spectrum modeling End-to-end EPC model Pathloss, shadowing and fast fading models 12

13 Mobile Networks Department More information To be moved to soon 13

14 ADRENALINE Testbed Optical Networks and Systems Department

15 Optical Networks and Systems Research Lines Two generic research lines: Network control and service management: Advanced network control and management systems for the dynamic and adaptive deployment of network services, such as connectivity and virtual infrastructure services, in multilayer and multi-domain optical transport networks Optical transmission and subsystems: Spectrally-efficient transmission systems, advanced performance monitoring and impairment mitigation techniques, flexible technologies and subsystems for highcapacity optical transport networks Demonstration is performed by means of: The ADRENALINE testbed, a set of test platforms for experimental research on future networks and internet 15

16 Research Topics The scientific and technological objectives of the Optical Networks and Systems Department fall within the scope of these trends: GMPLS/PCE control plane for elastic optical networks Software-defined networks (SDN) and Openflow Unified control for packet optical mobile backhaul Network and service orchestration for heterogeneous network control Bandwidth variable transponders for elastic optical networks Software-defined optical transmission Optical OFDM systems DSP-enabled optical subsystems Optical performance monitoring techniques 16

17 ADRENALINE Testbed : GMPLS-controlled MPLS-TP over WSON ADRENALINE Network Tools Path Computation Element (PCE) GMPLS Controller Colourless ROADM/OXC Tuneable Transponders MPLS-TP Node IP Aggregation router ADRENALINE Network Configurator (ADNETCONF) ADRENALINE Network Traffic Generator (ADNETGEN) GMPLS-controlled MPLS-TP node with integrated 10Gbps tunable DWDM transponders GMPLS Unified Control Plane (PSC+LSC) Ethernet HDTV Server Ethernet HDTV Client All-Optical Wavelength Switched Optical Network (WSON) Connection-oriented Packet Transport Network (MPLS-TP) IP/Ethernet Clients 17

18 ADRENALINE Testbed : OpenFlow-controlled WSON ADRENALINE Network Tools Network Topology Openflow Controller Connections Stateful PCE Path Computation Element (PCE) ADRENALINE Network Configurator (ADNETCONF) ADRENALINE Network Traffic Generator (ADNETGEN) OpenFlow-enabled Control Plane Openflow Agent IP/Ethernet Traffic Generation and Test Equipment up to 10Gb/s Openflow Agent Openflow Agent Openflow Agent HDTV Monitor All-Optical Wavelength Switched Optical Network HDTV Camera 18

19 ADRENALINE Testbed : Optical Network virtualization VON Request VON Resource Broker VON Controller Virtual WSON #1 Virtual WSON #2 Resource Configurator Resource Allocator Resource Manager VNTM LSP Manager PCC GMPLS Controller 3 Path Computation Element (PCE) GMPLS Controller 2 GMPLS Controller 1 GMPLS Controller 4 Physical Node #4 All Optical Wavelength Switched Optical Network 19

20 ADRENALINE Testbed : Open Control Plane platform 20

21 Parent PCE Nextworks_1 OBS child PCE CNIT child PCE NSN-G child PCE Nextworks_2 OBS child PCE OBS domain WSON Domain WSON Domain OBS domain CTTC WSON child PCE WSON Domain

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24 Photonet Internet 24

25 Optical Networks and Systems Department More information For further information, please visit our wiki at: To be moved to soon 25