GENI WiMAX Meso-Scale Deployments and CR-GENI

Transcription

1 GENI WiMAX Meso-Scale Deployments and CR-GENI Rutgers, The State University of New Jersey Contact: Ivan Seskar, Associate Director seskar at winlab. rutgers. edu

2 GENI WIMAX KIT AND MESOSCALE DEPLOYMENT

3 GENI WiMAX Kit: Architecture Cons-wm-02 eth Outside Internal eth0 Outside World Outside Trunk vbts Substrate eth1 VM Trunk Cons-wm-03 eth eth0 ASN Substrate eth1 Instrumentation Base Station (BTS) eth

4 WiMax Kit: Base Station vbts Substrate Data And Control Pipes Un-modified WiMAX BTS ASN Substrate (Black box) Base Station (BTS) The BTS itself is a black box Slice isolation mechanism and control framework is outside of this box

5 WiMAX Base Station QoS 5 rtps real-time polling service ertps enhanced real-time polling service nrtps non real-time polling service UGS unsolicited grant service BE best effort Supported Service Classes

6 WiMax Kit: ASN Packet Forwarding vbts Substrate ASN Substrate Base Station (BTS) Removed all default IP routing, simplified ASN controller* Data path (CLICK/OPENFLOW) is purely based on MAC addresses (L2) * Work done at NEC Shaping mechanism (CLICK) for slice isolation

7 WiMax Kit: vbts Dynamically created VLANs Virtual machine instances vbts Substrate ASN Substrate Base Station (BTS) Redirect all traffic from VLANs to individual slices Similar redirection from slices to outbound VLAN interfaces Grid services for creation, destruction, maintenance of slices, adding clients, slice allocation control

8 BTS Hardware (Profile A) Basestation (IDU) Unit RF (ODU) Amplifier Roof mounted antenna Opera&onal with an educa&onal license Inherently IP based

9 Coverage Map (Tech. Center Base Station) Measured RSSI

10 Rutgers WiMAX/OF Deployment LEGEND: L3 -> L2 OpenFlow Enabled Switch AR OpenFlow Enabled Router AR Rutgers Core Access Router (not OF) NetFPGA Busch Campus L2 NetFPGA Cook Campus IP8800 To MEGPI PoP (Philadelphia) IP8800 sw-out06.orbit-lab.org sw-top.orbit-lab.org sw-out-top.orbit-lab.org L2 IP8800 sw-co-top.orbit-lab.org IP8800 sw-sb09.orbit-lab.org GENI Open Base Station (WiMax) Outdoor ORBIT Busch Campus Outdoor RU Wireless 1.) SB9 GENI Open Base Station (WiMax) Outdoor ORBIT Outdoor RU Wireless ORBIT Grid Tech. Center 8/25/2010

11 WiMAX Meso-scale Deployments

12 GENI COGNITIVE RADIO KIT (CRKIT)

13 Radio Head Open Source Platform 13 Range of COTS baseband FPGA platforms Medium size (LX50) Large size (SX95) Standard interfaces: 1000 BaseT, (SFP) USB (8x PCIExpress) 4 (2) configurable radio modules for phased or smart antenna applications: SDR/F 25 MHz, 100 M -2.4/5GHz WDR 25 MHz, 100MHz -7.5GHz XDR 500 MHz, 100MHz-7.5GHz Application framework with support for both RTL and Matlab (Simulink)

14 WDR RF Front-end (Curr: WDR v2.02) Full duplex operation. One to four independent radio modules on one (FPGA) processor. Each module allows two up to 40 MHz bands from 100 to 7500 MHz 12 bit ADC sampling up to 80MSps on both I and Q rails. NF = 6dB, optional external LNA for customized applications. 70dB of RX gain control. 14 bit DAC sampling upto 200MSps on both I and Q rails. +20dBm TX output power with fast gain control. 60 db of TX gain control 1 usec RF frequency switching time Switched antenna diversity for both TX and RX channels Comprehensive reference clock selection 14 layer PCB with high-frequency 5.5 mil or generation with internal, external or thick NELCO N material digitally derived sample clocks part footprints with more than Multiple infrastructure-class data pipes parts Extensive built-in-test for monitoring 14 system status and health (including loopback).

15 Cognitive Radio Node Deployment Radio Head: baseband (i.e. DSP) processing Computing Node: MAC, higher layer, cognitive / coordination functions and applications Typical Configuration Outside Outside World eth0 CRKit Comp. Node eth2 Instrumentation CRKit Radio Head eth0

16 INSTEAD OF CONCLUSION

17 Going Forward (Spiral 3) OpenFlow based software defined network Outside Outside vbts Substrate CRKit Comp. Node Internal Instrumentation ASN Substrate Instrumentation CRKit Radio Head Base Station (BTS)