Roger Atkinson - The Security Network

Report
Cahon Systems Inc.
Broadband Satellite Terminal (BST)
Cahon Systems
BST (Broadband Satellite Terminal) Network Diagram
Satellite
Satellite
IP Connection to
Inmarsat Network
(Double Hop)
May Be Same Satellite & Gateway
INMARSAT
GLOBAL IP
NETWORK
Gateway
E/N
E/N
E/N
E/N
Gnd Test
E/N
IP Video
ynamic
Direct
Gateway
IP
Static IP
Static IP
Static/D
IP Connection to
Inmarsat Network
MILNET, Internet,
VPN, T1/E1, VSAT
IP Connection to
Inmarsat Network
(Single Hop)
E/N
E/N
Gnd Test
E/N
IP Video
E/N
Serial
Serial
Serial
Serial
Voice
Voice
Voice
Voice
BST 210
BST 110
Ground
Aircraft
2
Cahon Systems
BST System Capabilities
• Inmarsat Compatible
– SwiftBroadband (Airborne version of BGAN)
• Voice
–
–
–
–
2 VoIP channels, wired telephone network toll quality
Push-to-talk supervision transmitted in-band
Full Duplex capable, each direction independent
Uses bandwidth only when talking (background)
• Video or Other UDP Data
– 10/100Base-T (UDP)
– 32 kbps, 64 Kbps, 128 Kbps, 256 Kbps fixed streaming or
variable background (selectable)
• Two Async Serial Data Channels
– Full Duplex, optional hardware flow control
– Telemetry & Command (T&C), 38.4 Kbps (default rate)
– Payload Data, up to 115.2 Kbps
3
Cahon Systems
BST Security & Redundancy
• Inmarsat Encryption
– Satellite air interface segment commercially
encrypted by the Inmarsat network
– NSA Type-1 encryption on satellite command links
• BST End to End Encryption
– AES 256 shared key
– User selectable for each interface individually
• User Encrypted Payloads
– BST delivers externally encrypted payloads
transparently
• Redundant Connection, Ground Station to Inmarsat
– Direct T1/E1, VPN, Mil Net, VSAT, Internet – Single Hop
– Satellite (BGAN) backup – Double Hop
4
Cahon Systems
BST Interfaces
• Toll Quality VoIP Audio, 2 Channels
–
–
–
–
–
Transformer Coupled, 150 Ohm or 600 Ohm balanced
Input level – 1Vpp to 50Vp-p (ARC-210 compatible)
Output level – 1Vpp to 3Vp-p
28V Logic ground for push-to-talk (PTT) in and out
Full Duplex capable, each direction independent
• 10/100Base-T Ethernet (UDP)
– User data or video, streaming or background
• RS-422 Async Serial Data
– Full duplex asynchronous data, up to 115.2 Kbps
(w/optional flow control)
• RS-232/422 Async Serial Data
– EIA-232/422, selectable by wiring
– Full duplex asynchronous data, up to 115.2 Kbps
(w/optional flow control)
• RS-422 Async Serial Control (Terminal Administration)
– Configuration and status monitoring of terminal, up to
115.2 Kbps (w/optional flow control).
5
Cahon Systems
BST SWaP & Temperature
• SWaP (Size, Weight and Power)
– Airborne Equipment
• Chassis Size < 0.6 cu ft (10” x 18” x 5”), excluding connectors
• System Weight ≤ 30 lbs, including HLD & antenna
• System Power ≤ 300 W, including HLD & antenna
– Ground Equipment
• Chassis Size: 2U (3.5” high), 19” rack mount
• Chassis Weight ≤ 20 lbs, excluding radome (< 50 lbs)
• System Power ≤ 400W, including radome
• Temperature
– Airborne Equipment
• Antenna (-73° C (start-up) to +49° C (start-up))
• Chassis (-40° C (start-up) to +70° C (start-up))
– Ground Equipment
• Antenna (-32° C (start-up) to +49° C (start-up))
• Chassis (-32° C (start-up) to +35° C (start-up))
6
Cahon Systems
BST Functional Description (UAS Configuration)
• Bandwidth Capability
–
432kbps maximum
• Background IP (shared bandwidth)
• Streaming IP (fixed 32 Kbps, 64 Kbps, 128 Kbps or 256 Kbps rates)
• Video (shares bandwidth with payload data)
– UDP on 10/100Base-T Ethernet
– >200 Kbps background, or streaming
38.4 Kbps
INS/GPS Data
(Airborne Only)
• Voice
–
–
–
–
–
2 VoIP channels
Full duplex capable
Wired telephone voice quality
Push-to-talk
ARC-210 style interfaces
RF
Payload Data
115.2 Kbps
EIA422
EIA422
Separate System
Admin, 38.4 Kbps
(Not Used)
EIA422
UHF/VHF
Voice
Radio #1
{
– 115.2 Kbps async
– 10/100Base-T Ethernet (UDP)
– Full Duplex
Antenna
Controller
EIA422/232
w/flow control
T & C Data/System
Admin, 38.4 Kbps
• Payload Data
ARINC 429
(Airborne Only)
Analog
PTT (Logic)
HLD
Application
Specific
Interface
Cards
&
AES-256
Encryption
Transceiver
MODEM
UHF/VHF
Voice
Radio #2
• UA Control/System Administration
{
Video (UDP)
– Telemetry & Command (T&C) Data
– Also includes BST admin
– Combined 38.4 Kbps (default rate)
Analog
PTT (Logic)
Ethernet
Ethernet
Alternate Network Connection /
Local Bypass
• Encryption
Identical Architecture,
Airborne & Ground
– Commercial AES 256 bit encryption
7
Cahon Systems
Airborne SBU, HLD & Antenna Specifications
• COTS LRU SWaP
– SwiftBroadband Unit (SBU)
• 12.62”(L) X 7.62”(W) X 2.25”(H)
• 5.5 lbs
• 28VDC, ~100W
– High Power/Low Noise Amplifiers & Diplexer (HLD)
• 9”(L) X 7.9”(W) X 2”(H)
• 5.9 lbs
• Powered from SBU
– High Gain Antenna (HGA-6000)
• 10”(L) X 10”(W) X 9.7”(H)
• 4.3 lbs
• Powered from SBU
• Operating Temperature Specification
– SBU & HLD
• -25° C to +55° C (+70 ° C for 30 minutes)
– HGA-6000 Antenna
• -65° C to +70° C (Tested to -73 ° C)
8
Cahon Systems
Explorer 700 (Terrestrial Terminal) Specifications
• COTS LRU SWaP
– Transceiver
• 11”(L) X 8.9”(W) X 1.6”(H)
• 3.3 lbs
– Antenna
Transceiver/Modem
• 11.7”(L) X 15.7”(W) X 2”(H)
• 3.7 lbs
– 100VAC to 240VAC or battery
– 65W
• Temperature Specification
– Operating Temperature
• -25 ° C to +55 ° C
9
Detachable antenna
Cahon Systems
BST Airborne Terminal
10
Cahon Systems
Amplifiers/Diplexer (HLD) & HGA-6000 Antenna
11
Cahon Systems
Cahon Systems Inc. BST Ground Terminal & Antenna
12
Cahon Systems
HGA-6000 Integration
13
Cahon Systems
BST Airborne Terminal Integration
14
Cahon Systems

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