ARINC 791P2-1 : 2014

1.0 INTRODUCTION
1.1 Purpose of this Characteristic
1.2 Document Organization
1.3 Related Documents
2.0 KU/KA-BAND SATCOM SYSTEM INTERFACES
2.1 Function of Equipment
2.2 ARINC 791 Satcom System Interfaces
2.3 Maintenance and Control
2.4 Ethernet Interface
2.5 Network Security
2.6 ARINC 429 and ARINC 629 Interfaces
2.7 Antenna-Modem Interfaces
2.8 Antenna Subsystem Performance Requirements
3.0 MAINTENANCE AND CONTROL
3.1 Maintenance Interfaces
3.2 In-Flight Maintenance/Control Requirements
3.3 Operational Controls
3.4 Ground Maintenance/Control Requirements
3.5 Hardware Configuration
3.6 Software Configuration
3.7 Maintenance Function Access Levels
3.8 Second Communication Channel
3.9 New Terminal Introduction Process
3.10 Installation Parameters and System Data
4.0 ETHERNET INTERFACES
4.1 Ethernet Physical Layer Interface Requirements
4.2 Ethernet Data Link Layer Interface Requirements
4.3 Inter-System Interfaces - Modman to External
      Systems/KANDU to External Systems
4.4 Intra-System Interfaces
4.5 IP Addressing
4.6 Network Mask
4.7 Domain Name System (DNS) Resolution
5.0 SECURITY
5.1 Introduction
5.2 Plan for Mitigation Criteria
5.3 Implementation of Functional Segregation
5.4 Control Partition
5.5 Operational Partition
5.6 Interface Partition
5.7 Security Objectives
5.8 Security Summary
6.0 ARINC 429 AND ARINC 629 DATA INPUTS
6.1 ARINC 429 and ARINC 629 Source Data Considerations
6.2 Maximum Latency
6.3 Jitter
6.4 Invalid Alignment and Test Modes
6.5 GNSS Data Source
6.6 Data from IRU
6.7 Flight Phase Data
6.8 Antenna Latitude, Longitude, GPS Time (Antenna to Modem)
7.0 ANTENNA-MODEM IF INTERFACE
7.1 System Cascades
7.2 IF Physical Interfaces
7.3 Modman Reference Signal
7.4 Tx IF Signal
7.5 Rx IF Interface
8.0 ANTENNA-MODEM INTERFACE PROTOCOLS
8.1 Installed Equipment Configurations
8.2 ARINC 791 Antenna-Modem Interface Protocol (A791AMIP)
8.3 Simple Network Management Protocol (SNMP)
8.4 Relationship to SNMP MIB-II
8.5 SNMP MIB-II Support
8.6 SNMP Agents
8.7 SNMP Traps
8.8 SNMP Version 3
8.9 Parameter Not Supported
8.10 Standard ARINC 791 MIBs
9.0 EXTERNAL INTERFACE USING SNMP
9.1 Installed Equipment Configurations
9.2 ARINC 791 Operational MIB
9.3 ARINC 791 Maintenance MIB
9.4 ARINC 808 BOSS MIB
10.0 NETWORK MANAGEMENT
10.1 Network and Transport Layer Protocols
10.2 Virtual Private Networks (VPN)
10.3 Network Application Protocol
10.4 IP Addressing and Subnetworks
10.5 IP Routing
10.6 Firewall
10.7 Intrusion Prevention, Detection, and Response
10.8 Encryption
10.9 Authorization to Access ARINC 791 Services
10.10 Identification
10.11 Support for Air/Ground Information Exchange Protocol (AGIE)
11.0 QUALITY OF SERVICE
11.1 Throughput
11.2 Transit Delay
11.3 Integrity
11.4 Cost
11.5 Availability
11.6 Continuity
11.7 Reliability
11.8 Priority
11.9 Examples of QoS Categories
11.10 Connection-Oriented QoS
11.12 DiffServ
11.13 Traffic Conditioners
11.14 Class Selector Codepoints
11.15 IP Precedence Field Use
11.16 Expedited Forwarding PHB
11.17 Assured Forwarding
11.18 Default PHB
11.19 Queuing Techniques
12.0 PSD CONTROL
12.1 Skew/BW information Flow
12.2 Table Formats for PSD Mask
12.3 Multi-Panel Antennas
13.0 AIRCRAFT GEOMETRY/BLOCKAGE DATA
13.1 Blockage Data Location
13.2 Tx Blanking Due to Airframe Interference
13.3 Fuselage Blockage Data Format
13.4 Sidelobes
ATTACHMENTS
ATTACHMENT 1 - TYPICAL SYSTEM MESSAGE SEQUENCES
ATTACHMENT 2 - ARINC 791 SATCOM SYSTEM MIB
ATTACHMENT 3 - ANTENNA SUBSYSTEM STATUS DATA
ATTACHMENT 4 - INTERNAL INTERFACE PARAMETERS
ATTACHMENT 5 - EXTERNAL OPERATIONAL MIB PARAMETERS
ATTACHMENT 6 - EXTERNAL MAINTENANCE MIB PARAMETERS
ATTACHMENT 7 - ARINC 808 SNMP/MIB BOSS INTERFACE TO END SYSTEMS
ATTACHMENT 8 - ANTENNA-MODEM INTERFACE PROTOCOL
APPENDICES
APPENDIX A - SECURITY ANALYSIS OF THE SATCOM ETHERNET INTERFACE
APPENDIX B - REMOTE MANAGEMENT
APPENDIX C - CONTROL PANEL USER INTERFACES
APPENDIX D - CALIBRATION AND ALIGNMENT
APPENDIX E - SATCOM QUALITY OF SERVICE CONSIDERATIONS
APPENDIX F - COVERAGE LIMITATIONS OF LOW PROFILE APERTURES WITH HIGH
ASPECT RATIO
APPENDIX G - METHODS AND MOTIVATION TO ACHIEVE HIGHLY ACCURATE BEAM
STEERING
APPENDIX H - SECURITY AND SAFETY SERVICES
APPENDIX I - LIST OF ACRONYMS

Provides the desired characteristics of the Mark I Aviation Ku-band and Ka-band Satellite Communication (Satcom) Systems intended for installation in all types of commercial air transport aircraft, referred to as an ARINC 791 satcom system.