Silvus Technologies SC3822 MIMO OFDM Radio User Manual StreamCaster V3 12

Silvus Technologies, Inc. MIMO OFDM Radio StreamCaster V3 12

User Manual

                                                                                                                                                                                                                                                               Document Number   10017C000 Version  3.12 Date  6/2/2015  Silvus Technologies, Inc. 10990 Wilshire Blvd, #1500 Los Angeles, CA  90024    StreamCaster MIMO Radio User Manual
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000              Silvus Technologies Confidential    Page i Notice Silvus Technologies reserves the right to make changes to its products or discontinue any of its products or offerings without notice. Silvus warrants the performance of its products to the specifications applicable at the time of sale in accordance with Silvus’ standard warranty.  Revision History      Copyright © 2013, Silvus Technologies   Version  Date  Changes 1.0  September, 2012  Original 1.1  October 9, 2012  Minor Fixes 2.0  January 9, 2012  Updated for StreamScape 2.0 2.1  March 15, 2012  Updated Sensitivity Values. Added cable pinouts 2.2  May 23, 2013  Updated cable pinouts section 2.3  June 5, 2013  Added Tri-Color LED info 3.0  July 1, 2013  Updated for StreamScape 3.0 3.1  July 23, 2013  Minor Fixes 3.2  September 3, 2013  Added Link Characteristics 3.3  January 17, 2014  Updated Throughput in Tables 6 and 7 3.4  February 24, 2014  Updated through release SS3vb9.17 3.5  April 1, 2014  Updated to include SC3822 3.6  August 18, 2014  Updated for SS3.11.2.5 3.7  August 20, 2014  Added Safety Disclaimer 3.7.1  September 13, 2014  Updated FCC Clause 3.8  October 23, 2014  Added 10MHz data, added 3822 mechanicals, etc. 3.8.1  October 28, 2014  Added EXT PA related information 3.8.2  November 24, 2014  Added EXT PA Connector Diagram 3.9  March 17, 2015  Updated for SS3.11.3.13 3.10  March 23, 2015  Added SC3822 USB/GPIO Connector Diagram  3.11  May 11, 2015  Updated 5V GPS Voltage for Newer Revs 3.12  June 2, 2015  Updated FCC clause to include SC3822
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000              Silvus Technologies Confidential    Page ii
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   1Contents 1. General Safety Information .............................................................................................................. 5 1.1 Health & Safety ..................................................................................................................... 6 1.2 Maximum RF Power Density Limits ...................................................................................... 7 2. Introduction ..................................................................................................................................... 8 3. StreamCaster Network ..................................................................................................................... 8 4. Hardware Overview ......................................................................................................................... 9 4.1 StreamCaster Hardware Interface ........................................................................................... 9 SC3822: ................................................................................................................................. 9 SC3500/SC3800: ................................................................................................................. 10 SC3500/SC3800 with EXT Connector (PA Faceplate Option): ............................................. 11 4.1 Connector Pinouts ................................................................................................................ 12 4.1.1 SC3822 Pinouts ....................................................................................................... 12 4.1.2 SC3500/SC3800 Pinouts ......................................................................................... 15 4.2 Mechanical and Operating Specifications ............................................................................. 19 4.2.1  SC3822 Enclosure Mechanical Drawing .................................................................. 21 4.2.2 SC3500/SC3800 Phase II Enclosure Mounting Pattern ............................................ 22 4.2.3 SC3500/ SC3800 Phase III Enclosure Mounting Pattern .......................................... 23 4.3 SC3822 Specifications ......................................................................................................... 24 4.4 SC3500 Specifications ......................................................................................................... 25 4.5 SC3800 Specifications ......................................................................................................... 26 5. Web Interface ................................................................................................................................ 27 5.1 Getting Started ..................................................................................................................... 27 5.1.1 Basic Configuration ................................................................................................. 27 5.1.2 Advanced Configuration .......................................................................................... 29 5.1.3 Quality of Service (QoS) ......................................................................................... 34 5.1.4 Serial Port Setup ...................................................................................................... 35 5.1.5 Node Diagnostics .................................................................................................... 36 5.1.6 BDA Support .......................................................................................................... 37 5.1.7 Build Information .................................................................................................... 38
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   25.1.8 Security ................................................................................................................... 39 5.1.9 Reset Password ....................................................................................................... 42 5.2 StreamScape Network Manager ........................................................................................... 43 5.2.1 Network Topology .................................................................................................. 43 5.2.2 Network-wide Setup and Multicast .......................................................................... 48 5.2.3 Per-Node Setup ....................................................................................................... 50 5.2.4 Map Overlay ........................................................................................................... 51 6. Wired Backbone ............................................................................................................................ 56 6.1 LAN Backbone .................................................................................................................... 56 6.1.1 Implementation ....................................................................................................... 56 6.1.2 Use Case ................................................................................................................. 56 6.2 WAN Backbone with Roaming ............................................................................................ 58 6.2.1 Implementation ....................................................................................................... 58 6.2.2 Use Case ................................................................................................................. 58 7. Streaming Response ....................................................................................................................... 60 7.1 RSSI and Noise Floor Reporting .......................................................................................... 61 7.2 Temperature Reporting ........................................................................................................ 63 8. Setting up an Iperf Test .................................................................................................................. 64 8.1 Required Equipment ............................................................................................................ 64 8.2 Running Iperf Test ............................................................................................................... 64 9. Precautions and Recommendations ................................................................................................ 65 9.1 Saving the Radio Configuration ........................................................................................... 65 10. Troubleshooting ............................................................................................................................. 66 10.1 LED Issues .......................................................................................................................... 66 10.2 Intermittent Link .................................................................................................................. 66 11. FCC Notice (SC3500-243541 and SC3822-245580 Only) .............................................................. 67
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   3List of Figures Figure 1 StreamCaster 3822 Ruggedized Enclosure ............................................................................ 9 Figure 2 StreamCaster 3500/3800 Ruggedized Enclosure.................................................................. 10 Figure 3 StreamCaster 3500/3800 Ruggedized Enclosure.................................................................. 11 Figure 4 SC3822 Power/Serial/Ethernet Pinout Diagram (Cable Side) ............................................. 14 Figure 5 SC3822 USB/GPIO Pinout Diagram (Cable Side) ............................................................... 14 Figure 6 SC3500/SC3800 Power/Serial Pinout Diagram (Cable Side) for GPS (Top) and RS-232 (Bottom) ............................................................................................................................. 17 Figure 7 SC3500/SC3800 Ethernet Pinout Diagram (Cable Side) ..................................................... 18 Figure 8 SC3500/SC3800 EXT Pinout Diagram (Cable Side) ............................................................ 18 Figure 9 SC3822 Mechanical Drawing (top) and Mounting Pattern (bottom) .................................. 21 Figure 10 SC3500/SC3800 Phase II Enclosure Mounting Pattern for Back of Enclosure (top) and Bottom of Enclosure (bottom) ........................................................................................... 22 Figure 11 SC3500/SC3800 Phase III Enclosure Mounting Pattern for Back of Enclosure (top) and Bottom of Enclosure (bottom) ........................................................................................... 23 Figure 12 Basic Configuration Page ................................................................................................... 27 Figure 13 Advanced Configuration Page ............................................................................................ 29 Figure 14 Quality of Service (QoS) Configuration Page .................................................................... 34 Figure 15 Serial Port Setup Configuration Page (GPS Configuration) ............................................. 35 Figure 16 Node Diagnostics Configuration Page ................................................................................ 36 Figure 17 BDA (Bi-Directional Amplifier) Support Configuration Page .......................................... 37 Figure 18 Build Information ............................................................................................................... 38 Figure 19 Security (Encryption) ......................................................................................................... 39 Figure 20 Security (Admin) ................................................................................................................. 39 Figure 21 Security (Upgrade) .............................................................................................................. 40 Figure 22 Security (License) ................................................................................................................ 40 Figure 23 Security (Factory Reset) ..................................................................................................... 41 Figure 24 Security (Reset Password) .................................................................................................. 42 Figure 25 Silvus StreamScapeNetwork Manager ............................................................................... 43 Figure 26 Example Network Topology ............................................................................................... 44 Figure 27 Routing Path ....................................................................................................................... 45
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   4Figure 28 Custom Node Naming ......................................................................................................... 45 Figure 29 Individual Node Characteristics (Left), Link Characteristics (Right) .............................. 47 Figure 30 Network-wide Setup ............................................................................................................ 48 Figure 31 Per-Node Setup ................................................................................................................... 50 Figure 32 Map Overlay ....................................................................................................................... 51 Figure 33 Google Maps ....................................................................................................................... 52 Figure 34 Offline Map Image .............................................................................................................. 53 Figure 35 Placing Nodes on the Map .................................................................................................. 55 Figure 36 LAN Backbone Example .................................................................................................... 57 Figure 37 WAN Backbone Example ................................................................................................... 59  List of Tables Table 1 Safe Working Distances ........................................................................................................... 6 Table 2 SC3822 Power/Ethernet/Serial Connector Pinout ................................................................ 12 Table 3 SC3822 Serial and GPS Pinout .............................................................................................. 12 Table 4 SC3822 USB/GPIO Connector Pinout ................................................................................... 13 Table 5 SC3822 Extension Connector Pinout ..................................................................................... 13 Table 6 SC3500/SC3800 Power Connector Pinout ............................................................................. 15 Table 7 SC3500/SC3800 Ethernet Connector Pinout ......................................................................... 15 Table 8 SC3500/SC3800 EXT Connector Pinout................................................................................ 16 Table 9 SC3500/SC3800 Serial and GPS Pinout ................................................................................ 16 Table 10 MCS vs. Sensitivity Chart (5MHz Bandwidth) ................................................................... 32 Table 11 MCS vs. Sensitivity Chart (10MHz Bandwidth) ................................................................. 33 Table 12 MCS vs. Sensitivity Chart (20MHz Bandwidth) ................................................................. 33 Table 13 RSSI Reporting Format ....................................................................................................... 61 Table 14 Sample RSSI Report ............................................................................................................ 62 Table 15 Temperature Reporting Format .......................................................................................... 63
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   5 1. General Safety Information The information that follows, together with local site regulations, should be studied by personnel concerned with the operation or maintenance of the equipment, to ensure awareness of potential hazards.  Switch off supplies before removing covers or disconnecting any RF cables, and before inspecting damaged cables or antennas.  Avoid standing in front of high gain antennas (such as a dish) and never look into the open end of a waveguide or cable where strong RF power may be present.  Users are strongly recommended to return any equipment that requires RF servicing to Silvus Technologies. CAUTION: This system contains MOS devices. Electro-Static Discharge (ESD) precautions should be employed to prevent accidental damage.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   61.1 Health & Safety Exposure to Non-Ionizing (RF) Radiation/Safe Working Distances  The safe working distance from a transmitting antenna may be calculated from the relationship:  D = √∙∙  In which D = safe working distance (meters)  PT = transmitter or combiner power output (watts)  GR = antenna gain ratio = anti log (gain dBi ÷10)  w = power density (watts/square meter)  The RF power density value is determined by reference to safety guidelines for exposure of the human body to non-ionizing radiation. It is important to note that the guidelines adopted differ throughout the world and are from time-to-time re-issued with revised guidelines. For Silvus use, a maximum power density limit of 1w/m² is to be applied when calculating minimum safe working distances.  Important Note: It must be remembered that any transmitting equipment radiating power at frequencies of 100 KHz and higher, has the potential to produce thermal and a-thermal effects upon the human body.  To be safe:  a) Operators should not stand or walk in front of any high gain antenna such as dish antennas, nor should they allow anyone else to do so.  b) Operators should not operate any RF transmitter or power amplifier with any of its covers removed, nor should they allow anyone else to do so.   Antenna Transmitter Power Type Gain (dBi) Gain Ratio (GR) 1W 2W 4W 10W 30W Omni 3 2 0.4 0.6 0.8 1.3 2.2 Sector 20 100 2.9 4 5.6 9 15.5 Parabolic Dish 35 3162 16 22.5 32 50 87  Minimum Safe Distance (Meters) Table 1 Safe Working Distances
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   71.2 Maximum RF Power Density Limits The RF Radiation Power Density limit figure recommended by Silvus is based upon guideline levels published in:  a. IEEE standard C95.1 1999 - IEEE Standard for Safety Levels with respect to Human Exposure to Radio Frequency Electromagnetic Fields, 3 kHz to 300 GHz.  b. Guidelines for Limiting Exposure to Time-varying Electric, Magnetic & Electromagnetic Fields (up to 300 GHz) published in 1998 by the Secretariat of the International Commission on Non-Ionizing Radiation Protection (ICNIRP).  Both documents define guideline RF power density limits for "Controlled" and "Uncontrolled" environments. An uncontrolled environment is defined as one in which the person subjected to the RF radiation may be unaware of and has no control over the radiation energy received. The uncontrolled environment conditions can arise, even in the best regulated operations and for this reason the limits defined for the uncontrolled environment have been assumed for the RF Central recommended limit.  Documents a) and b) also show the RF power density guidelines to be frequency dependent. Different power density / frequency characteristics are presented in the two documents. To avoid complexity and to avoid areas of uncertainty, Silvus recommends the use of a single power density limit across the frequency range 100 kHz to 300 GHz. The 1w/m² power density limit we recommend satisfies the most stringent of the guidelines published to date.  Footnote: The IICNIRP document may be freely downloaded from the internet at www.icnirp.de/documents/emfgdl.pdf (PDF file).
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   82. Introduction The StreamCaster family of MIMO radios was designed with operator ease of use in mind. Each radio is capable of operating in a multitude of configurations that are accessed via simple web pages  within  the  radio.  Settings  such  as  transmit  power,  frequency,  channel  bandwidth,  link adaptation and range control can be accessed  by  simply using a web browser to  log  into  any radio within the network. This quick start user guide contains all essential information for the user to configure the StreamCaster radio and to also run an iperf network test.  3. StreamCaster Network Each StreamCaster MIMO radio has a fixed static IP address in the 172.20.xx.yy network. The radio operates as a network switch; the user equipment does not need to be on the same subnet as the radio during operation. It is possible to setup a secondary IP address on the radio if the user finds this feature convenient. Setting up a secondary IP address is useful if the user wishes to access the radio’s web interface in their network.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   94. Hardware Overview 4.1 StreamCaster Hardware Interface SC3822:      Figure 1 StreamCaster 3822 Ruggedized Enclosure   RF channels 1-2 connectors [SMA Female]  USB/GPIO connector [Hirose LF10WBRB-12SD]  Tri-Color Status LED (See Section 10.1 for Troubleshooting Information) • Red – Radio is in the process of booting up • Orange – Radio is fully booted but not wirelessly connected to any other radio • Green – Radio is wirelessly connected to at least one other radio • Flashing Red – Radio has recovered from a bad state and has reverted to factory default settings.  Power (9-32 VDC), Ethernet, and Serial Port connector [Hirose LF10WBRB-12PD] 1 2 3 4 2 1 3 4
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   10 SC3500/SC3800:    Figure 2 StreamCaster 3500/3800 Ruggedized Enclosure   RF channels 1-4 connectors [TNC Female]  Ethernet connector [Mighty-Mouse 801-010-07NF7-10SA]  Power (9-20 VDC) and Serial Port connector [Mighty-Mouse 801-010-07NF7-10PA]  Tri-Color Status LED (See Section 10.1 for Troubleshooting Information) • Red – Radio is in the process of booting up • Orange – Radio is fully booted but not wirelessly connected to any other radio • Green – Radio is wirelessly connected to at least one other radio • Flashing Red – Radio has recovered from a bad state and has reverted to factory default settings  Power Switch  1 2 3 4 5 2 3 4 5 1
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   11 SC3500/SC3800 with EXT Connector (PA Faceplate Option):    Figure 3 StreamCaster 3500/3800 Ruggedized Enclosure  RF channels 1-4 connectors [TNC Female]  EXT PA Connector [Mighty-Mouse 801-010-07NF7-25SA]  Ethernet connector [Mighty-Mouse 801-010-07NF7-10SA]  Power (9-20 VDC) and Serial Port connector [Mighty-Mouse 801-010-07NF7-10PA]  Power Switch  Tri-Color Status LED (See Section 10.1 for Troubleshooting Information) • Red – Radio is in the process of booting up • Orange – Radio is fully booted but not wirelessly connected to any other radio • Green – Radio is wirelessly connected to at least one other radio • Flashing Red – Radio has recovered from a bad state and has reverted to factory default settings 1 2 3 4 5 6 2 3 4 1 6 5
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   12 4.1 Connector Pinouts 4.1.1 SC3822 Pinouts SC3822 Power/Ethernet/Serial Connector Pinout Enclosure PWR/COMM (LF10WBRB-12PD)  Signal Switchcraft Pinout (EN3C2F16X) 1  3.3V (5V on Rev. D Digital and Newer)  NC 2  GND IN  2 3  GND IN  2 4  VCC IN  1 5  VCC IN  1 6  100-Base T ETH0 M2N  NC 7  100-Base T ETH0 M2P  NC 8  100-Base T ETH0 M1P  NC 9  RS232_RXD  NC 10  RS232_TXD  NC 11  RS232_GND  NC 12  100-Base T ETH0 M1N  NC Table 2 SC3822 Power/Ethernet/Serial Connector Pinout  SC3822 RS-232 and PS/2 (GPS) Pinout RS-232  PS/2 (GPS)  Signal  Switchcraft Pinout 3  4  TxD  2 2  5  RxD  1 7  NC  RTS  4 NC  2  3.3V (5V on Rev. D Digital and Newer)  6 8  NC  CTS  5 5  1  Ground  3 Table 3 SC3822 Serial and GPS Pinout
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   13  SC3822 USB/GPIO Connector Pinout Enclosure USP/GPIO (LF10WBRB-12PD)  Signal 1  USB_GND 2  USB_D- 3  USB_5V 4  NC 5  GPIO1 (PA Enable 3.3V) 6  GPIO2 7  GPIO3 8  3.3V  9  GND 10  USB_Sense 11  USB_D+ 12  GPIO4 Table 4 SC3822 USB/GPIO Connector Pinout  SC3822 Extension Connector Pinout Pin #  Signal  Notes 1-6  VCC_IN  9V - 36V. These pins are directly wired to the VCC_IN on FPC 1. 7-10  GPIO1 – GPIO4  These GPIOs are directly wired to the GPIOs on FPC connector 2. 11-19  Reserved for Testing  Do Not Connect 20  CPU Reset (3.3V)  Wired to PS_SRST_EXT signal on FPC 1 21-54  Reserved for Testing  Do Not Connect 55  GND  56  ETH1_MX4N Second Gigabit Ethernet Interface 57  ETH1_MX4P 58  ETH1_MX3N 59  ETH1_MX3P 60  ETH1_MX2N 61  ETH1_MX2P 62  ETH1_MX1N 63  ETH1_MX1P 64  GND   65-68  Reserved for Testing  Do Not Connect Table 5 SC3822 Extension Connector Pinout
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   14  Figure 4 SC3822 Power/Serial/Ethernet Pinout Diagram (Cable Side)  1 911687512102344 3 2 1 USB_GroundUSB_Data-USB_5VNCUSB_Data+GPIO1 (PA Enable 3.3V)GPIO4GND3.3VGPIO3GPIO2USB_Sense``USBSC 3822USB/GPIOGPIO123456Black/White Figure 5 SC3822 USB/GPIO Pinout Diagram (Cable Side)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   15 4.1.2 SC3500/SC3800 Pinouts SC3500/3800 Power Connector Pinout Enclosure Pinout (801-010-07NF7-10PA)  Signal Switchcraft Pinout (EN3C2F16X) 1  12V Power Return  2 2  12V Power Return  2 3  12V Power  1 4  12V Power  1 5  TxD  For Serial Comm. 6  RxD  For Serial Comm. 7  RTS  For Serial Comm. 8  CTS  For Serial Comm. 9  Ground  For Serial Comm. 10  3.3V (5V on Rev. E Digital and Newer)  3.3VDC for GPS Table 6 SC3500/SC3800 Power Connector Pinout  SC3500/3800 Ethernet Connector Pinout Enclosure Pinout (801-010-07NF7-10SA)  Signal  RJ45 Pinout 1  WHT/BLU  5 2  WHT/BRN  7 3  BRN  8 4  ORG  2 5  WHT/GRN  3 6  WHT/ORG  1 7  BLU  4 8  GRN  6 9  NC  NC 10  NC  NC Table 7 SC3500/SC3800 Ethernet Connector Pinout
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   16   SC3500/3800 EXT Connector Pinout (PA Faceplate Option Only) Enclosure Pinout (801-010-07NF7-25SA)  Signal 1  PA On (+3.3V) 2  Ground 3  LED1 (Black) 4  LED2 (Green) 5  LED3 (Red) Table 8 SC3500/SC3800 EXT Connector Pinout  SC3500/3800 RS-232 and PS/2 (GPS) Pinout RS-232  PS/2 (GPS)  Signal  Switchcraft Pinout 3  4  TxD  2 2  5  RxD  1 7  NC  RTS  4 NC  2  3.3V (5V on Rev. E Digital and Newer)  6 8  NC  CTS  5 5  1  Ground  3 NA  NA  LED Ground  NA NA  NA  Green  NA NA  NA  Red  NA Table 9 SC3500/SC3800 Serial and GPS Pinout
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   17  Figure 6 SC3500/SC3800 Power/Serial Pinout Diagram (Cable Side) for GPS (Top) and RS-232 (Bottom)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   18   Figure 7 SC3500/SC3800 Ethernet Pinout Diagram (Cable Side)   Figure 8 SC3500/SC3800 EXT Pinout Diagram (Cable Side)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   19 4.2 Mechanical and Operating Specifications SC3822: Environmental   Standard Temperature Extended Temperature • Operating Temp. -40° - +55° C -40° - +65° C • IP Rating (Ingress Protection) IP-67 (Dust / Immersion in water up to 1m)*  *Must have all connectors mated and use IP67 or better cables/antennas  Mechanical – Chassis   Standard Extended Temperature • Dimensions 4.4” x 3.4” x 1.3” 4.4” x 3.4” x 2.0” • Weight 1.0 Pounds 1.2 Pounds • Color a. Black anodized b. FED-STD-595B-34094 (green 383) • Mounting 4-hole mounting patterns (Through-hole)       Connectors • RF SMA (f) (2 each) • Data / Control Ethernet (Gigabit for OEM, 100 Base-T for Enclosed), RS232, USB • Power Hirose LF Series Circular Connector (Front Panel) Samtec QSH (Expansion) Controls and Indicators • Status Indicator Tri-Color LED Power Requirements • Voltage 9 – 32 VDC • Consumption 6W – 16W (Duty Cycle and Frequency Dependent) Mechanical – OEM Board Stack • Dimensions 3.3” x 2.9” x 0.5” L x W x H • Weight 3 oz • RF Connector SMP (m)  *Standard Temperature enclosure shown. Extended Temp has height of 2”.1.3”
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   20 SC3500/SC3800: Environmental   Standard Extended Temperature • Operating Temp. -40° - +55° C -40° - +65° C • IP Rating IP-67 (Dust / Immersion in water up to 1m)*          (Ingress Protection) *Must have all connectors mated and use IP67 or better cables/antennas  Mechanical – Chassis   Standard Extended Temperature • Dimensions 3.25” x 5.75” x 4” 4.5” x 5.75” x 4”  • Weight 3.7 Pounds 4.0 Pounds • Color c. FED-STD-595B-34094 (green 383) d. Black anodized e. CARC (Chemical Agent Resistant Coating) • Mounting 4-hole mounting patterns (non-penetrating) located on both rear and bottom sides      Connectors • RF TNC (f) (4 each) • Data / Control Ethernet cable, Mighty-Mouse 801 Heavy-Duty, Double-Start 10 conductor (f) • Power Mighty-Mouse 801 Heavy-Duty, Double-Start 10 conductor (m) (RS232 / GPS Support) Controls and Indicators • Power On / Off Toggle with detent • Status Indicator Tri-Color LED Power Requirements • Voltage 9 – 20 VDC • Consumption 12W – 22.5W (Duty Cycle and Frequency Dependent) Mechanical – OEM Board Stack • Dimensions 1.9” x 5.25” x 2.9” H x L x W • Weight 8 oz • RF Connector SMP (m) • Data Connector Harwin M80 8-pin (m), (RS232/GPS optional) • Power Connector Harwin M80 8-pin
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   21 4.2.1 SC3822 Enclosure Mechanical Drawing   Figure 9 SC3822 Mechanical Drawing (top) and Mounting Pattern (bottom)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   22 4.2.2 SC3500/SC3800 Phase II Enclosure Mounting Pattern   Figure 10 SC3500/SC3800 Phase II Enclosure Mounting Pattern for Back of Enclosure (top) and Bottom of Enclosure (bottom)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   23 4.2.3 SC3500/ SC3800 Phase III Enclosure Mounting Pattern   Figure 11 SC3500/SC3800 Phase III Enclosure Mounting Pattern for Back of Enclosure (top) and Bottom of Enclosure (bottom)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   24 4.3 SC3822 Specifications General • Waveform  Mobile Networked MIMO (MN-MIMO™) • Modulation  BPSK, QPSK, 16-QAM, 64-QAM • Channel Bandwidth  5, 10 & 20 MHz (1.25*, 2.5*) • Encryption  DES Standard, AES 128/256 Optional (FIPS 140-2) • Frequency Stability  1 PPM over temp -40° - +85° C • Tuning Step Size  1 KHz • Data Rates  85 Mbps UDP & 70 Mbps TCP • MAC Protocols (Medium Access Control) CSMA, TDMA, TPMA • Error Correction  1/2, 2/3, 3/4, 5/6 • Antenna Processing  Spatial Multiplexing, Space-Time Coding, RX Eigen Beam Forming • No. of Spatial Streams  1-2 • No. of Antennas • Total Power Output 2 10mW – 500mW (variable) Performance • Latency  7 ms average • Sensitivity  Varies with MCS index Maximum = -99 dBm (5MHz BW, MCS0) Frequency Band Specifics Please note, this table reflects standard frequency bands available, additional bands are frequently added as demands dictate.  If your band of interest is not listed, please contact your sales person. (All bands listed in MHz)                  Low Band                   High Band   UHF  400-450 *    C-1 Band  4400-4700    ISM 900  902-928 *    C-2 Band  4700-5000   L Band  1350-1390    C-3 Band  5727-5852    Broadcast A  1980-2200    UNII-1 Band 5150-5250   Broadcast B  2025-2110         Federal ‘S’  2200-2500         ISM2400  2400-2500
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   25 4.4 SC3500 Specifications General • Radio Type  MIMO Coded-OFDM • Subcarrier Modulation  BPSK, QPSK, 16-QAM, 64-QAM • Channel Bandwidth  5, 10 & 20 MHz • Encryption  DES Standard, AES 128/256 Optional • Frequency Stability  1 PPM over temp -40° - +85° C • Tuning Step Size  1 KHz • Data Rates  75 Mbps UDP & 60 Mbps TCP • MAC Protocols (Medium Access Control) • Error Correction CSMA, TDMA, TPMA  1/2, 2/3, 3/4, 5/6 • Antenna Processing  Spatial Multiplexing, Space-Time Coding, Eigen Beam Forming • No. of Spatial Streams  1-4 • No. of Antennas  4 • Total Power Output  10mW – 1W (variable)  Performance • Latency  7 ms  average • Sensitivity  Varies with MCS index Maximum = -102 dBm (5 MHz BW, MCS 0)  Frequency Band Specifics            S Band          C Band • Frequency Code ‘243541’ 2.385 – 2.490 GHz 4.960 – 2.385 – 2.490 GHz  4.9425 – 5.875 GHz • Frequency Code ‘243578’  2.427 – 2.447 GHz  5.745 – 5.830 GHz
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   26 4.5 SC3800 Specifications General • Radio Type  MIMO Coded-OFDM • Subcarrier Modulation  BPSK, QPSK, 16-QAM, 64-QAM • Channel Bandwidth  5, 10 & 20 MHz (1.25*, 2.5*) • Encryption  DES Standard, AES 128/256 Optional • Frequency Stability  1 PPM over temp -40° - +85° C • Tuning Step Size  1 KHz • Data Rates  75 Mbps UDP & 60 Mbps TCP • MAC Protocols (Medium Access Control) CSMA, TDMA, TPMA • Error Correction  1/2, 2/3, 3/4, 5/6 • Antenna Processing  Spatial Multiplexing, Space-Time Coding, RX Eigen Beam Forming • No. of Spatial Streams  1-4 • No. of Antennas • Total Power Output 4 10 mW – 1 W (variable) Performance • Latency  7 ms average • Sensitivity  Varies with MCS index Maximum = -102 dBm (5MHz BW, MCS 0) Frequency Band Specifics Please note, this table reflects standard frequency bands available, additional bands are frequently added as demands dictate.  If your band of interest is not listed, please contact your sales person. (All bands listed in MHz)                  Low Band                   High Band   UHF  400-450 *    C-1 Band  4400-4700    ISM 900  902-928 *    C-2 Band  4700-5000   L Band  1350-1390    C-3 Band  5727-5852    Broadcast A  1980-2200    UNII-1 Band 5150-5250   Broadcast B  2025-2110         Federal ‘S’  2200-2500                       Footnote: (*) in development
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   27 5. Web Interface 5.1 Getting Started  Connect a laptop to the StreamCaster radio using the supplied Ethernet cable and turn on the radio. Users can type “ping <IPaddress>” in order to determine whether the radio is fully booted. A web configuration  will then be  available  by typing  the  radio  IP  address  in a web  browser. Please ensure that your laptop is on the same subnet as the radio (172.20.xx.xx by default). Users will be directed to the Basic Configuration page. (See Figure 12) 5.1.1 Basic Configuration  Figure 12 Basic Configuration Page This  page  is  used  to  set  basic  configurations.  A  brief  description  of  each  parameter  is  given below. • Frequency: This defines the frequency of the signal. There is a drop-down menu for frequency selection. The frequency choices will vary depending on the StreamCaster variant you are using (SC3500 or SC3800). • Bandwidth: This defines the RF bandwidth of the signal.  • Network ID: Network ID allows for clusters of radios to operate in the same channel, but  remain  independent. A  radio with  a  given  Network ID will  only  communicate with other radios with the same Network ID.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   28  • Link Distance: Set to an approximate maximum distance between any two nodes in meters, e.g., 5000 for 5km (default). It is important to set the link distance to allow enough time for packets to propagate over the air. Failing to set the link distance to an approximate maximum distance can result in over the air collisions and a degradation of performance. It is recommended to set the link distance 10-15% greater than the actual maximum distance. • Apply: Apply the new frequency and bandwidth values. Frequency and bandwidth will change back to the default settings after a reboot. • Save and Apply: The new value for the frequency and bandwidth will be set as the default value. • Total Transmit Power: This defines the total power of the signal (power is divided equally between the radio antenna ports). • Apply: Apply the new transmit power value. Value will change back to the default setting after reboot.   • Save and Apply: Set the new transmit power as the default value. • Wired  Backbone  Gateway:  This  setting  pertains  to  wired  backbone  functionality (See  Section  6:  Wired  Backbone)  For  normal  operation,  set  Wired  Backbone Gateway to enable. If multiple radios will be connected to a wired backbone, only one radio should be enabled as a Wired Backbone Gateway and all others on the wireline should be disabled. • Routing  Beacons  on  Ethernet  Port:  For  radios  to  be  able  to  communicate  and transfer data over a wired link, routing information needs to be sent over the wireline. These packets are broadcast packets that are sent even if there is only one radio on the network. If wired backbone is not being utilized, the user can disable these routing beacons to prevent loading their local network with these routing packets. • Apply: Apply the new Gateway value. Value will change back to the default setting after reboot.   • Save and Apply: Set the new Gateway power as the default value.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   29  5.1.2 Advanced Configuration  Figure 13 Advanced Configuration Page  This page is used to set advanced configurations. A brief description of each parameter is given below.  MAC Settings:  • Routing Beacon Period: Controls how often routing beacons are sent to other radios. A lower  Routing  Beacon  Period  results  in  faster  reaction  to  topology  changes.  A  lower Routing Beacon Period also adds more overhead to the network which scales with the number of nodes in the network. For larger networks, a larger Routing Beacon Period is recommended. Default value is 100ms.  • Fragmentation Threshold: Allows user to determine the minimum over-the-air packet size  in  bytes.  Smaller  packet  size  can  improve  performance  in  high  mobility  while  a larger packet size will allow for more throughput. (1600 bytes default).
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   30 • Maximum  Ground  Speed:  This  setting  improves  performance  in  high  mobility scenarios  where  the  wireless  channel  may  change  rapidly.  Setting  this  value  to  an unnecessarily high value may have an impact as high as 25 percent on overall achievable throughput.  • Burst  Time:  The  burst  time  determines  the  maximum  amount  of  time  each  node  is allowed to transmit at once. A larger burst time will provide higher throughput at the cost of higher latency. On the other hand, a smaller burst time will provide less latency at the cost of less throughput. The throughput values shown in Table 10 and Table 12 assume the minimum burst time.  • RTS Retries: A node wishing to send data initiates the process by sending a request to send message (RTS). The destination node replies with a clear to send (CTS) message. Any other node that receives the RTS or CTS message will refrain from sending data for a given time. In larger networks, there is a higher probability of collisions occurring when an RTS is sent out. This field defines the number of retries before a packet is dropped. A lower value will result in faster handoffs in mobile situations.  • MCS: Choose  the  modulation  and coding  scheme  (MCS).  If this  is  set  as  AUTO, the radio will dynamically cycle between a subset of the modes depending on the quality of the link. This is the recommended setting for most users and will provide the maximum data rate that the link can support. The EXTENDED AUTO mode includes 64QAM rate modes on top of those included in the AUTO mode. Table 10 and Table 12 below show the estimated UDP data rate and sensitivity for each MCS. This table assumes a 20MHz bandwidth, 1000 meter link distance and 1600 byte fragmentation threshold.  • Transmit Channels: Allows user to Enable or Disable each channel on the radio for TX.  • Receiver Channels: Allows user to Enable or Disable each channel on the radio for RX.  • Radio Mode: Switch between Network mode and PHY Diagnostics. If the value equals 0, it is in Network mode; if the value equals 1, it is in PHY Diagnostics. PHY Diagnostics mode is only relevant for users who wish to run diagnostic tests on the radio. • Apply: Applies the new values but does not save them to flash. • Save and Apply: Save the new values to flash and apply.  Network Settings:   • Virtual IP: Enable or Disable the Secondary IP address for the radio.  • Virtual IP Address: Secondary IP address for the radio. The user may set this to be on the user’s IP network, e.g., 192.168.2.10. Once this secondary IP address is set, the user may access the radio  web page using either the native  IP  address or the secondary IP
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   31 address. Please note that the secondary IP address should NOT be on the 172.20.xx.xx subnet.  • Virtual Netmask: Netmask for the Secondary IP address, e.g. 255.255.255.0.  • Gateway: Gateway for local network to allow radio to connect to the internet  • VPN:  For  WAN  wired  backbone  scenarios  where  radios  from  two  different  sites  are connected via the internet, a public N2N server is needed to route the data. Here is an example of how to setup an N2N server on a server hosted by Amazon AWS running Ubuntu 12.04: Compile: git clone https://github.com/lukablurr/n2n_v2_fork ### downloads the code cd n2n_v2_fork export N2N_OPTION_AES=no make clean make  Execute: ./supernode -l 9000 -v  Server will be running on port 9000.  • VPN Server IP: IP Address of N2N VPN Server  • VPN Server Port: Port that the N2N VPN server is configured to listen on. • Apply: Applies the new values but does not save them to flash. • Save and Apply: Save the new values to flash and apply.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   32   Modulation Modes and Receiver Sensitivity • Note  that  listed  sensitivity  values  were  measured  using a  controlled  and  cabled  setup. Actual results may vary by +/- 2dB. Table assumes link distance of 1000m, 10ms burst time and 1600 byte Fragmentation Threshold. • * Modes supported under the AUTO MCS option. • *  Modes  supported  under  the  EXTENDED  AUTO  MCS  option  in  addition  to  AUTO MCS modes.  • * Modes that are not currently supported. • All other modes are supported as a fixed MCS option  NSS  MCS  Coding Rate  PHY Throughput (Mbps)  UDP User Throughput  (Mbps)  SC3500/SC3800 Sensitivity  SC3822 Sensitivity 1  0  BPSK 1/2  1.625  1.03  -102  -99 1  1  QPSK 1/2  3.25  2.06  -100  -97 1  2  QPSK 3/4  4.875  3.09  -97  -94 1  3  16-QAM 1/2  6.5  4.12  -95  -92 1  4  16-QAM 3/4  9.75  6.18  -92  -89 1  5  64 QAM 2/3  13  8.25  -87  -84 1 6 64 QAM 3/4 14.625 9.28 -85 -82 1 7 64 QAM 5/6 16.25 10.30 -80 -77 2 8 BPSK 1/2 3.25 2.06 -100 -97 2 9 QPSK 1/2 6.5 4.12 -97 -94 2  10  QPSK 3/4  9.75  6.18  -94  -91 2  11  16-QAM 1/2  13  8.25  -91  -89 2  12  16-QAM 3/4  19.5  12.38  -88  -85 2  13  64 QAM 2/3  26  16.21  -84  -81 2 14 64 QAM 3/4 29.25 17.62 -82 -79 2 15 64 QAM 5/6 32.5 18.94 -77 -74 Table 10 MCS vs. Sensitivity Chart (5MHz Bandwidth)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   33    NSS MCS Coding Rate PHY Throughput (Mbps) UDP User Throughput  (Mbps) SC3500/SC3800 Sensitivity SC3822 Sensitivity 1  0  BPSK 1/2  3.25  2.48  -99  -96 1  1  QPSK 1/2  6.5  4.96  -97  -94 1  2  QPSK 3/4  9.75  7.40  -94  -91 1  3  16-QAM 1/2  13  9.90  -92  -89 1  4  16-QAM 3/4  19.5  14.80  -89  -86 1 5 64 QAM 2/3 26 19.90 -84 -82 1 6 64 QAM 3/4 29.25 22.40 -82 -80 1  7  64 QAM 5/6  32.5  24.0  -77  -78 2  8  BPSK 1/2  6.5  4.96  -97  -94 2 9 QPSK 1/2 13 9.90 -94 -91 2 10 QPSK 3/4 19.5 14.80 -91 -88 2  11  16-QAM 1/2  26  19.90  -89  -86 2  12  16-QAM 3/4  39  29.90  -85  -82 2 13 64 QAM 2/3 52 39.70 -81 -79 2  14  64 QAM 3/4  58.5  43.50  -79  -77 2  15  64 QAM 5/6  65  48.1  -74  -75 Table 11 MCS vs. Sensitivity Chart (10MHz Bandwidth)    NSS  MCS  Coding Rate  PHY Throughput (Mbps)  UDP User Throughput  (Mbps)  SC3500/SC3800 Sensitivity  SC3822 Sensitivity 1  0  BPSK 1/2  6.5  4.92  -96  -93 1 1 QPSK 1/2 13 9.82  -94  -91 1  2  QPSK 3/4  19.5  14.73  -91  -88 1  3  16-QAM 1/2  26  19.65  -89  -86 1  4  16-QAM 3/4  39  29.47  -86  -83 1  5  64 QAM 2/3  52  39.29  -82  -79 1  6  64 QAM 3/4  58.5  44.20  -80  -77 1  7  64 QAM 5/6  65  47.45  -78  -75 2 8 BPSK 1/2 13 9.82  -94  -91 2 9 QPSK 1/2 26 19.65  -91  -88 2  10  QPSK 3/4  39  29.47  -88  -85 2  11  16-QAM 1/2  52  39.29  -86  -83 2 12 16-QAM 3/4 78 57.04  -82  -79 2  13  64 QAM 2/3  104  75.00  -79  -76 2  14  64 QAM 3/4  117  75.00 (85.00 for SC3822)  -77  -74 2 15 64 QAM 5/6 130 75.00 (85.00 for SC3822)  -75  -72 Table 12 MCS vs. Sensitivity Chart (20MHz Bandwidth)
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   34   5.1.3 Quality of Service (QoS)  Figure 14 Quality of Service (QoS) Configuration Page Quality of Service Port Classification: The Quality of Service configuration page allows the user to make a distinction between low and high priority traffic transmitted through each radio. High priority traffic will always jump to the front  of  the  queue  and  bypass  any  awaiting  low  priority  traffic.  In  instances  where  the  link cannot  support  the  amount  of  data  trying  to  be  transmitted,  low  priority  traffic  may  be completely shelved in order to ensure that the high priority traffic gets through.   To specify Low/High priority traffic, the user needs to simply input the port number that the traffic will be arriving on. Multiple ports of the same priority can be separated by a comma (i.e. 5001, 6001, 6002). Alternatively, the user can specify a range of ports using a dash (i.e. 5001-5006). Any combination of commas and dashes will work as well (i.e. 5001, 6001-6007, 8000). Any field  can  be  cleared  by removing  the  text  and  clicking  ‘Apply’  or  ‘Save  and  Apply’.  If unspecified, traffic is treated as Low Priority.  Quality of Service Contention Window Control: The Quality of Service Contention Window Control tunes the aggressiveness of CSMA backoffs when collisions occur. The MAC takes random backoffs in the range [0, 2^cw_min]. Every time there is a collision/noise it will increase this cw_min by 1, until it is capped by cw_max. E.g. 4,10 translates to random backoffs in the range [0,16] in the beginning for a packet. If the first try results in a collision, it will pick another backoff in the range [0,32], then [0,64], until [0,1024]. After successful transmission, backoff is reset to [0,16]. The default is 4,10 for low
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   35 priority, and 3,6 for high priority. For larger networks, it is recommended to increase the Low Priority minimum to reduce the chance of collisions occurring. 5.1.4 Serial Port Setup  Figure 15 Serial Port Setup Configuration Page (GPS Configuration) Each StreamCaster is equipped with one user configurable serial port. A special power cable and null modem cable are required for access to the radio’s serial port. A brief description of each parameter is given below.  • Serial Port Mode: The user can select one of four available modes for the serial port: GPS, RS232, Console, and Disabled.  o GPS:  In GPS  mode,  an  external  GPS  module  (MR-350  GPS Receiver)  can  be connected  to  and  powered  from  the  serial  port  of  the  radio.  A  gpsd  service daemon running on the node will make the GPS information available to any user on the network from TCP/IP port 2947. For more information on gpsd please see: http://catb.org/gpsd/  In addition, GPS information can be fed in via the Ethernet port or pulled from a remote device.  o RS-232: The RS-232 mode provides a wireless serial connection between any two serial devices connected to StreamCaster nodes on the network. In this mode, the user must configure the RS-232 protocol parameters shown in Figure 15 above. The transport protocol for the serial data can be set as either TCP or UDP. For data  that  is  sensitive  to  latency  such  as  command  and  control  data,  UDP  is recommended. For data that cannot tolerate any data loss, such as telemetry data, TCP is recommended.  o Disabled: This mode completely disables the serial terminal of the radio.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   36 • Apply: Apply the new values but does not save them to flash. • Save and Apply: Save the new values to flash and apply. 5.1.5 Node Diagnostics  Figure 16 Node Diagnostics Configuration Page The Node Diagnostics page allows the user to specify an IP and Port number for Temperature and RSSI (Receiver Signal Strength Indication) reports to be delivered to. This is useful for users that intend to feed this information into some other platform for analysis and recording. Section 7 gives more information on the format of streaming reports.  Additionally, this page allows the user to disable or enable the LED on the faceplate of the radio. Temperature Thresholds: In addition to receiving temperature reports, this page can be used to set minimum and maximum temperature thresholds for the radio. The StreamCaster™ family of radios is equipped with on board temperature sensors which are monitored to prevent overheating. Once a radio reaches the maximum temperature threshold, the radio will begin to reduce its transmission time until the temperature falls below the minimum temperature threshold. By default, the min and max values are 75C and 85C respectively.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   37   5.1.6 BDA Support  Figure 17 BDA (Bi-Directional Amplifier) Support Configuration Page The BDA Support page is used to configure the radio to work with an external bi-directional amplifier. These settings should be configured before connecting the amplifier to the radio. • Auto Noise Estimation: When enabled, the radio can automatically estimate the noise in the channel, including any amplification due to the external amplifier. It is preferred that this remain disabled and the LNA gain values be manually input further below, but if the LNA gain values are not known, this can be used instead. • Apply: Apply the new values but does not save them to flash. • Save and Apply: Save the new values to flash and apply. • PA Mode: Either set to “No PA” when there is no amplifier present or “Basic Mode” when using an external amplifier.  Basic Settings: • PA Gains for Channels 1-4: Enter the gain (dB) for the power amplifier connected to each channel of the radio. • LNA  Gains  for  Channels  1-4:  Enter  the  gain  (dB)  for  the  LNA  connected  to  each channel of the radio. • Maximum PA Output Power Per Channel (dBm): Enter the maximum output power for each PA.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   38 5.1.7 Build Information  Figure 18 Build Information On  the  Build  Information  page  a  user  can  see  information  about  the  hardware  and  firmware loaded onto the radio. In addition, the user can save the current settings to a file for uploading to other radios, or upload settings from a file to the radio.  Settings Profile: To save the current settings to a file: 1. Type a filename into the “Settings Name” field and click “Save Current”. 2. The  dropdown  menu  will  now  include  this  settings  profile.  You  can  choose  it  in  the dropdown  menu  and  then  click  download  to  get  a  copy  of  the  settings.  You  can  also delete it by clicking delete. Saved profiles can be uploaded to other radios by clicking “Choose File”, browsing to the file, and clicking “Upload Settings”. Selecting a saved profile and clicking load will load it on the radio, so all settings will match the profile selected.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   39 5.1.8 Security The Security section of StreamScape allows users to enable/disable encryption, upgrade radios, and load license files for enabling features such as AES encryption. Encryption:  Figure 19 Security (Encryption) • Encryption: Enable or disable AES encryption.  • Encryption Key: Set an encryption key if encryption is enabled.  • Encryption  Profile:  Choose  between  AES,  DES  and  CCM  encryption.  Note  that  the SC3500 and SC3800 currently only support AES and DES encryption.  • HTTP Secure (HTTPS): Enable or disable HTTPS access to StreamScape.  • Login  Authentication:  Enabling  this  will  require  the  user  to  input  login  credentials before accessing the Security section of StreamScape. Admin:  Figure 20 Security (Admin) This tab can be used to set or change the administrator password (SC3822 only).
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   40 Upgrade:  Figure 21 Security (Upgrade) The firmware can be upgraded by simply choosing the upgrade image from your desktop and uploading  it  to  the  radio.  This  field  can  be  used  to  upgrade  the  radio  root  file  system,  linux kernel, or uboot. The upgrade system accepts the root file system image for upgrade or a tar file containing up to 3 files (uboot, kernel, rootfs) for upgrade. A radio reboot will be required after update before the changes take effect.  License:  Figure 22 Security (License) Features such as encryption levels and frequency ranges can be enabled by license keys obtained from Silvus. New license keys can be uploaded to the radio on this page.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   41 Factory Reset:  Figure 23 Security (Factory Reset) This page allows the user to restore the settings in the radio to the factory default settings.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   42 5.1.9 Reset Password  Figure 24 Security (Reset Password)  If a user forgets the password they set for the security page of StreamScape, they can reset the password using a USB flash drive and a password reset key provided by Silvus. Note that since the SC3500 and SC3800 do not have USB ports, you will not be able to set a password for this section of the interface.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   43 5.2 StreamScape Network Manager  Silvus’ StreamScape Network Management Utility was designed to monitor the status of a Silvus mesh network in real-time. The graphical interface network map, shown in Figure 1, allows users to  quickly  and  effortlessly  view  the  network  topology  and  configure  key  parameters  of  the network.  For  ease  of  use,  the  Silvus  StreamScape  utility  is  designed  to  be  accessible  from  a Firefox or Chrome web browser.  5.2.1 Network Topology   Figure 25 Silvus StreamScapeNetwork Manager The network topology provides the user with real-time visual feedback of  the  network. Users will be able to determine several network characteristics at a glance with the following features:   • Color Coded Link Health – Color coding of each link in the network allows the user to quickly  identify  the  weak  links  within  a  network.  A  link  between  two  nodes  will
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   44 transition from green to yellow to red as the link weakens while also displaying the SNR of the link. This can be seen in Figure 26.  • Route  Health  –  The  Silvus  StreamScape  Utility  will  alert  the  user  when  too  many packets are being routed through a single node. In such cases, a node will change from green to yellow to red as the packet queue increases (see ‘1131’ and ‘1132’ in Figure 26). This will allow the user to recognize the issue and rearrange the network accordingly.  Figure 26 Example Network Topology  • Routing Information – The user can determine the routing path between any 2 nodes within  a  network by simply specifying  the source  and destination  node  in the  Control Panel on the left hand side. The path will turn bold as shown in Figure 27 for the path from ‘1131’ to ‘1135’.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   45  Figure 27 Routing Path  • Custom  Node  Naming  –  Naming  each  node  in  the  network  is  as  simple  as  double-clicking on the node name and typing in a new name as shown in Figure 28. This feature enables  quick  identification  of  nodes  in  the  field  and  is  especially  useful  in  mission critical situations  with many  mobile  assets.  The  user  can  click on  the ‘Save  Labels in Flash’ button in the left pane to store the node names to the radio’s flash memory. This will store the names on the radio even after the radio is powered off. The saved labels can also be cleared back to the defaults by clicking ‘Clear Labels in Flash’.   Figure 28 Custom Node Naming  • Individual Node Characteristics – By simply rolling the mouse over any node in the network, users can view key operating characteristics of the node. Figure 29 shows an example of this for node ‘1131’. The characteristics shown are:
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   46  o Node ID: The unique node ID assigned to each node at time of manufacture. This cannot be changed.  o IP: IP address of the node.  o Connections:  Number  of  direct  connections  to  node.  Each  directly  connected node is listed in the following format:  <Node Name> <RX SNR> <TX MCS> <Pkts in TX Queue> <Num. of Spatial Streams> <RSSI Ch1> <RSSI Ch2> <RSSI Ch3> <RSSI Ch4>  o Frequency: RF center frequency of the node.  o Bandwidth: RF bandwidth of the node.  o Noise Level: Received noise level of the node.  o Interference: Approximate in-band interference level.  o TX Power: Total target transmit power of node.  o TX Power (Actual): Actual transmit power of node. This value may differ from the  target  transmit  due  to  temperature  variation  or  inability to  transmit  a  clean signal with the selected MCS at the target power.   o Fragmentation Threshold: Chosen fragmentation threshold.  o Virtual IP: Secondary IP address of node (0 if none set).  o MCS Mode: Transmit MCS of node.  o Link Distance: Link distance setting of node.  o Burst Time: Burst time setting of node.  o Routing Beacon Period: Routing Beacon Period setting of node.  o Contention  Window  Minimum:  Low  Priority  Contention  Window  Minimum setting of node.  o Maximum Ground Speed: Maximum Ground Speed setting of node.  o Queue Size: Number of packets currently waiting to be transmitted.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   47  Figure 29 Individual Node Characteristics (Left), Link Characteristics (Right)  • Link Characteristics – By simply rolling the mouse over any link in the network, users can view key operating characteristics of that link. Figure 29 shows an example of this for the link between node ‘1131’ and node ‘1132’. The characteristics shown are:  o SNR: The SNR of the link in each direction.  o MCS: The MCS used to transfer data in each direction.  o UDP User Throughput: The estimated UDP User Throughput available for each direction  of  the  link.  This  is  estimated  based  on  the  current  MCS  used  for transmission.  o Queue Size: Number of packets in TX Queue in each direction.  o NSS: Number of Spatial Streams in each direction.  o Received  Signal  Powers:  Received  signal  power  for  each  antenna  in  each direction.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   48 5.2.2 Network-wide Setup and Multicast Using the network-wide setup users can configure key parameters of every node in the network with just one click. Users simply need to check off the parameters they wish to be updated across the network and click on Apply to apply but not write new values to flash or Save and Apply to apply and save values to flash. The Broadcast Update Interval field determines how often, in seconds,  the new  parameters  will  be  broadcast to  the  entire  network.  A  list  of  all  nodes  will appear on the right with a check box next to each node. This box will be checked off as each node receives the update. Once all nodes have been updated, the broadcast should be stopped by clicking on Stop Update.   Figure 30 Network-wide Setup
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   49 5.2.2.1 Multicast The Network Wide Setup page is also used to configure up to 5 multicast streams. By default, all multicast/broadcast flows will be sent to all radios. This configuration is only necessary if a user wishes to send multicast streams to a subset of radios on the network. The configuration string format is as follows: Multicast_ip_address, receiver_id1, receiver_id2, … , receiver_idN Multicast_ip_address  is  the  multicast  group  address  and  receiver_idN  are  the  node  ids  of  the radios that need to receive the multicast stream. If no receivers are indicated, multicast will be sent to all radios. If there is only one receiver id = -1, the multicast stream will not be put on the air and discarded at the transmitter. This allows a quick way for the user to turn off a multicast stream from anywhere on the network. Some Multicast examples: Data for multicast group 224.50.50.51 will be received only by radios with node-ids 1131 and 1261: 224.50.50.51, 1131, 1261  Data for multicast group 224.50.50.51 will be received by all radios: 224.50.50.51,  Data for multicast group 224.50.50.51 will be discarded at the transmitter and not put on the air: 224.50.50.51, -1
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   50 5.2.3 Per-Node Setup The  per-node  setup  can  be  used  to  modify  key  parameters  of  individual  nodes  within  the network. As shown in Figure 31, users will see a list of all nodes available within the network. The directly connected node is listed first with the rest ordered lexically. From here, users can click  on  an  individual  node  and  modify  its  parameters.  Any  parameters  changed  from  this interface can either be applied or saved and applied.  In addition, this page can be used to upgrade a radio’s firmware by simply choosing the upgrade image from your desktop and uploading it to the radio. This field can be used to upgrade the radio root file system, linux kernel, or uboot. The upgrade system accepts the root file system image for upgrade or a tar file containing up to 3 files (uboot, kernel, rootfs) for upgrade. A radio reboot will be required after update before the changes take effect.  Figure 31 Per-Node Setup
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   51 5.2.4 Map Overlay The Map Overlay page provides an easy to use method of tracking the location of nodes in real-time. Nodes with GPS modules attached will be placed on the map as shown in Figure 32.   Figure 32 Map Overlay For convenience, a small copy of the network topology is displayed on the right hand side of the page. This allows users to clearly view the network characteristics in instances where nodes are physically close to one another and difficult to distinguish on the map overlay.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   52 5.2.4.1 Map Options There  are  3  map  options  currently  available  in  the  Map  Overlay  view.  The  default  map  is OpenStreet Maps. These maps can be saved to the radio’s internal memory for offline use. For instructions to Download OpenStreet Maps into the radio, see section 5.2.4.2. In Addition to OpenStreet Maps, Google Maps and Google Satellite are also available. This can be changed by clicking the ‘+’ symbol at the top right of the map:  Figure 33 Google Maps Note that Google Maps and Google Satellite require an active internet connection on the viewing computer. These maps cannot be saved for offline use.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   53 Offline Map Image: In addition to the preset map options, the user can also upload a custom image or blueprint in place of the map.  Figure 34 Offline Map Image To  upload  a  custom  image  (800  x  600  pixels  recommended),  first  choose the  file from  your desktop. You will then need to provide the image bounds. These bounds will be the latitude of the left and right bounds of the image and longitude of the top and bottom bounds of the image. Once entered, click upload and there will now be a 4th option when clicking the ‘+’ at the top left of the map overlay.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   54 5.2.4.2 Downloading Maps An internet connection is required to obtain map data, however, users can cache map data on a node beforehand. For map caching follow these steps: 1. Attach the radio to a laptop and open the advanced tab. 2. Set the Virtual IP address, netmask and gateway to values appropriate for your local network. Your local network should be able to access the internet. 3. Attach the radio to your local network and open the Map Overlay tab. 4. Input the address of the location you wish to download 5. You now have two options for caching map data: a. Zoom/pan around the area you are interested in at the zoom level you will be using. This will automatically cache the map data at this zoom level. b. Fill in the radius field (in meters), set the Min/Max zoom levels and click on ‘Seed the Map’. This is a beta feature and will attempt to cache the entire area for all appropriate zoom levels. Users should be careful in using this feature since it may take some time and will use up the radio’s available memory. For reference, a radius of ~3000m will use approximately 5 percent of the total memory.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   55 5.2.4.3 Manual GPS for Nodes without GPS Module  Figure 35 Placing Nodes on the Map If there are nodes within the mesh that do not have a GPS module connected, or are located in an area with no GPS connectivity, the user can easily place the node on the map by right clicking on the desired location on the map and choosing which node to place there. These values will be ignored if GPS coordinates are available via a GPS module.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   56 6. Wired Backbone Wired Backbone extends the StreamCaster mesh functionality over LAN (Ethernet) and WAN (Internet) links. This feature is transparent to end-users - they do not have to re-configure their devices in any manner to use this feature. The StreamCaster routing protocol will automatically detect and route data on wired links to preserve air bandwidth. 6.1 LAN Backbone The LAN backbone feature allows more than one radio to be connected to a LAN. 6.1.1 Implementation One of these radios must be configured as a “gateway” radio. This radio then begins listening promiscuously on its ethernet interface to “register” all devices on the LAN as being connected to the gateway radio. At the same time it auto-detects other non-gateway radios connected to the LAN and establishes “wired” links to them. StreamScape Web GUI will show LAN links with SNR of 150 dB to differentiate from wireless links. The non-gateway radios do not register any devices, they merely act as relays. The gateway radio will forward traffic originating from the LAN, destined for a device attached to a wireless radio, to the non-gateway radio that is closest to the destination. Similarly, any traffic originating from a device attached to a remote wireless radio, destined to a device on the LAN will be forwarded by non-gateway radios to the gateway radio. The gateway radio will then send it to the device. Currently we support data rates of up to 65 Mbps on the LAN without encryption. Since all LAN traffic goes via the gateway radio, this is the upper limit of all traffic that can enter or go out of the LAN from/to devices connected to wireless radios. Of course, this limit does not affect the throughput between two devices connected directly to the LAN backbone. 6.1.2 Use Case Consider the following scenario. A business wants to do video monitoring of its grounds. High speed LAN hookups are available only in the HQ building. They want to use the StreamCaster
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   57 radios on towers to provide complete coverage of the grounds. All video feeds are sent back and displayed at the HQ. To conserve air bandwidth and possible interference to other users, we want video data to go through the high speed LAN backbone as much as possible. The below diagram shows the scenario. Towers 1-3 are equipped with IP cameras attached to StreamCaster radios 1-3. Radios 4-6 are mounted on three sides of the HQ building with their Ethernet interfaces connected to the high speed LAN. Tower 1 can only communicate wirelessly with radio 4, Tower 3 with radio 5 and Tower 2 with radio 6. Video from Tower 1 will flow wirelessly to radio 4, then via the LAN backbone to the HQ viewer which is also attached to the LAN backbone. Even though the radios 4-6 may communicate wirelessly, they will choose to do so via the LAN backbone.   Figure 36 LAN Backbone Example
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   58 6.2 WAN Backbone with Roaming The WAN backbone feature allows the wireless mesh network to extend over Internet links. Multiple geographically separate “sites” can be connected into one single layer 2 network as long as each site has an uplink to the Internet. The roaming feature allows mobile devices connected to StreamCaster radios to roam from one site to another without any network re-configuration. 6.2.1 Implementation Each site wishing to become part of the wireless mesh needs to connect one StreamCaster radio to its LAN. Such a radio has to be configured to connect to a remote VPN server using the N2N protocol. Radios from multiple sites will be connected at layer 2 via the N2N VPN server creating a single broadcast domain for such nodes. By broadcasting routing packets in this domain, the nodes will auto-detect each other and establish WAN links. Such links will appear on the StreamScape GUI with a link SNR of 120 dB to differentiate from LAN links (150 dB) and wireless links.  The N2N VPN server will try to establish peer-to-peer links between the radios if it can. Under some cases (e.g. symmetric NATs), this is not possible, in which case traffic between the peers is relayed by the N2N server. The N2N server can be hosted at any server with a public IP on the Internet. As a proof-of-concept, a server has been set up on Amazon Web Services. Currently we support up to 10 Mbps unencrypted between any two sites. 6.2.2 Use Case Consider a military scenario where a platoon of soldiers begins its mission at an HQ, then breaks up into two groups. Each group has at least one soldier with an uplink to the Internet (provided by a 4G card). The HQ also has an uplink to the Internet. Every soldier and the HQ have a StreamCaster radio attached to their devices. The soldiers in the two groups want seamless and transparent communication between 1) other soldiers in the same group 2) soldiers in the other group 3) back to HQ. Some lone soldiers (e.g. Soldier A with a StreamCaster radio) may break up from each group and move about on their own. As they get close to group 1, 2 or the HQ, they should be able to immediately establish communication and talk to all other soldiers in the network. The StreamCaster radios connected to the uplinks in Group 1-2 and the HQ will automatically connect and form WAN links.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   59 Note that the WAN and LAN backbone are complementary features. E.g. at the HQ, multiple radios can be connected to a LAN backbone so that any approaching soldier or group has a direct line of sight wireless connection to the HQ.   Figure 37 WAN Backbone Example
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   60 7. Streaming Response Some users may be interested in streaming specific information from the radio e.g. rssi, noise floor, temperature, etc. After enabling the response they need using the above commands, the radio will transmit the desired information in the form of UDP packets to a specific IP address and port. The format of each report message will be in the type-length-value format as shown below: TYPE LENGTH VALUE TYPE LENGTH VALUE … • TYPE and LENGTH will be 16-bit unsigned integers in network-endian format. • TYPE indicates the kind of information being transmitted. Pre-defined types are listed later in this document. • LENGTH indicates the length of the VALUE field in bytes, including the terminating null byte. • VALUE will be ASCII-encoded text terminated with a null byte ('\0'). • A single report will comprise of a set of type-length-value fields beginning with a “begin” report type. It will have a type which is specific to the type of report being generated, length of 1 byte and a value of an empty string (“”). Note the empty string is still null terminated. • Each report will end with an end of report which has type 1 (type = end of report, length = 1, value = ""). • The empty string listed above has a NULL character and has length 1. Any length number in the streaming report includes the NULL character • A UDP packet may contain more than one report. • The UDP packets have a maximum size of 1400 bytes.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   61 7.1 RSSI and Noise Floor Reporting The type/length/value for RSSI and noise floor reporting are listed in the following table: Report Type  Data Type  Information 5009  Empty string ""  Begin of RSSI report 5010  Float  Revision number for RSSI report 5000  Integer  Raw signal power of first antenna, represented in half dBm steps. 5001  Integer  Raw signal power of second antenna represented in half dBm steps. 5002  Integer  Raw signal power of third antenna represented in half dBm steps. 5003  Integer  Raw signal power of fourth antenna represented in half dBm steps. 5004  Integer  Raw noise power represented in half dBm steps. 5005  32-bit integer  Sync signal power (from digital domain, see note below). 5006  32-bit integer  Sync noise power (from digital domain, see note below). 5007  16-bit integer  Node ID of the radio. 5008  32-bit integer  Report sequence number, increments for every report, resets after 9999. 1  Empty string ""  End of report. Table 13 RSSI Reporting Format Note:  The sync noise and power (types 5005, 5006) are special values obtained after packet processing in the digital domain. They cannot be directly compared to the raw signal and noise values. To obtain an SNR from these values the user needs to run the below formula on these values: X = sync signal power; Y = sync noise power; Z = (Y-X)/51 SNR_mw = (X – 12 * Z)/(64 * Z) SNR_db = 10 * log(SNR_mw)/log(10) SNR_db is the SNR in dB and it is averaged across all antennae.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   62 The SNR obtained above is more accurate when the real SNR goes below 10 dB. Above 10 dB, the SNR obtained from the raw signal and noise values are more accurate. Below is an example of the RSSI report: Report Type  Length  Information 5009  1  "" 5010  4  "1.0" 5008  5  "2333" 5000  5  "-43" 5001  5  "-31" 5002  5  "-28" 5003  5  "-66" 5004  5  "-190" 5005  8  "8604568" 5006  8  "8861322" 5007  5  "1025" 1  1  "" Table 14 Sample RSSI Report The corresponding raw UDP dump in hexadecimal format is attached below. For the purpose of easier reading, each byte is separated by a space, and each item is separated by a new line. The real streaming report is continuous without any spaces or newlines and is currently 109 bytes long. 13 ffffff91 0 1 0  13 ffffff92 0 4 31 2e 30 0  13 ffffff90 0 5 32 33 33 33 0  13 ffffff88 0 5 20 2d 34 33 0  13 ffffff89 0 5 20 2d 33 31 0  13 ffffff8a 0 5 20 2d 32 38 0  13 ffffff8b 0 5 20 2d 36 36 0  13 ffffff8c 0 5 2d 31 39 30 0  13 ffffff8d 0 a 20 20 38 36 30 34 35 36 38 0  13 ffffff8e 0 a 20 20 38 38 36 31 33 32 32 0  13 ffffff8f 0 5 31 30 32 35 0  0 1 0 1 0
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   63 7.2 Temperature Reporting The type, length and value for temperature reporting are listed in the following table: Report Type  Data Type  Data 8  Empty string ""  Begin of temperature report. 9  Float  Revision number for temperature report. 2  Integer  Current Temperature on the radio. 3  Integer  Maximum Temperature reached on the radio after last booting. 4  Integer  Overheat Count: number of times the radio temperature has exceeded temp_reporting_max_threshold. 1  Empty string ""  End of report Table 15 Temperature Reporting Format
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   64 8. Setting up an Iperf Test 8.1 Required Equipment • Two laptops with iperf or jperf installed. It is beyond the scope of this manual to cover the installation and operation of these tools. The laptops must be on the same subnet but not necessarily the same subnet as the radios (172.20.0.0). It is not required for the user to set a secondary IP address on the radio to perform this test. It is recommended the iperf or jperf tests are first conducted between the laptops using an Ethernet switch or cross-over Ethernet cable between them to verify the laptops and iperf/jperf tools. • Two or more StreamCaster radios properly configured.  8.2 Running Iperf Test • Connect a laptop to one StreamCaster radio using the Ethernet cable. • Connect the other laptop to another StreamCaster radio. • Power up the radios and verify the radios are booted and connected wirelessly. • At the receiver side type the following in a terminal o iperf –s –u  -i 1 • At the transmitter side type the following in a terminal o iperf –c receiver_laptop_ip_address –u –i 1 –b 1M –t 60
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   65 9. Precautions and Recommendations 9.1 Saving the Radio Configuration It is very important that the radio does not lose power during any configuration changes in which the user requests a “save and apply” operation. Partial saving of the configuration to the radio due to power interruption may disable the radio requiring reprogramming at the factory. Also, please  wait  for  a  “done”  feedback  at  the  web  interface  before  proceeding  to  any  other configuration changes.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   66 10. Troubleshooting 10.1 LED Issues • If  flashing  red  LED  is  present,  radio  is  in  safe  boot  mode.  Click  save  and  apply  to resume normal operation. • If  LED  is  orange  and  node  won’t  connect  to  another  node,  click  “restore  factory defaults” on both radios to ensure all settings are reverted to factory settings.  10.2 Intermittent Link • In a long range scenario if SNR is good but link drops unexpectedly check link distance parameter  and  make  sure  that  the  link  distance  is  set  the  same  on  all  radios  and sufficiently large enough. • Check interference levels as strong interference can result in an intermittent link.
 StreamCaster MIMO Radio User Manual  6/2/15 10017C000 Silvus Technologies Confidential    Page   67 11. FCC Notice (SC3500-243541 and SC3822-245580 Only)  Silvus P/N:                      SC3500; SC3822 FCC Identifier:                N2S-SC3500; N2S-SC3822 Equipment Class:            Digital Transmission System Maximum Power:           500mW for SC3500; 250mW for SC3822 Antennas:        3dBi Omni Antennas (AOV3T245515575)  This equipment has been tested and found to comply with the limits for a class B digital device pursuant to part 15 of the FCC Rules.  These limits are designed to provide reasonable protection against harmful interference in a residential installation.  This equipment generates, uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.  However, there is no guarantee that interference  will  not  occur  in  a  particular  installation.    If  this  equipment  does  cause  harmful interference to radio or television reception, which can be determined by turning the equipment off  and  on,  the  user  is  encouraged  to  try  to  correct  the  interference  by  one  or  more  of  the following measures:  * Reorient or relocate the receiving antenna.  * Increase the separation between the equipment and receiver.  *  Connect  the  equipment  into  an  outlet  on  a  circuit  different  from  that  to  which  the receiver is connected.  * Consult the dealer or an experienced radio/TV technician for help.  In order to maintain compliance with FCC regulations, shielded cables must be used with this equipment.  Operation with non-approved equipment or unshielded cables is likely to result in interference to radio and TV reception.  The user is cautioned that changes and modifications made to the equipment without the approval of the manufacturer could void the user’s authority to operate the equipment.  To satisfy RF exposure requirements, this device and its antennas must operate with a separation distance  of  at  least  20  cm  from  all  persons  and  must  not  be  co-located  or  operating  in conjunction with any other antenna or transmitter.

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