Foreword

FOREWORD

1INTRODUCTION

1.1PURPOSE

1.2SCOPE

1.3APPLICABILITY

1.4RATIONALE

1.5CONVENTIONS AND DEFINITIONS

1.5.1DEFINITIONS

1.5.1.1Terms from the Open Systems Interconnection (OSI) Basic Reference Model

1.5.1.2Terms Defined in This Recommended Standard

1.5.2NOMENCLATURE

1.5.2.1NORMATIVE TEXT

1.5.2.2INFORMATIVE TEXT

1.5.3CONVENTIONS

1.6REFERENCES

2OVERVIEW

2.1CONCEPT OF PROXIMITY-1

2.1.1LAYERED MODEL

2.1.2PHYSICAL LAYER

2.1.3DATA LINK LAYER

2.1.3.1Sublayers in the Data Link Layer

2.1.3.2Coding and Synchronization Sublayer

2.1.3.3Frame Sublayer

2.1.3.4Medium Access Control Sublayer

2.1.3.5Data Services Sublayer

2.1.3.6Input/Output Sublayer

2.1.4PROTOCOL-UNIQUE FEATURES

2.1.4.1General

2.1.4.2Service Data Units

2.1.4.3Supervisory Protocol Data Units

2.1.5PROXIMITY LINK TRANSMISSION UNIT

2.1.6ADDRESSING

2.1.7PROTOCOL DESCRIPTION

2.2OVERVIEW OF SERVICES

2.2.1COMMON FEATURES OF SERVICES

2.2.2SERVICE TYPES

2.2.2.1General

2.2.2.2CCSDS Packet Delivery Service

2.2.2.3User Defined Data Delivery Service

2.2.2.4Timing Services

2.2.3SERVICE QUALITIES

2.2.3.1General

2.2.3.2Sequence Controlled Service

2.2.3.3Expedited Service

3PROTOCOL DATA UNITS

3.1OVERVIEW-CONTEXT OF THE VERSION-3 TRANSFER FRAME

3.2VERSION-3 TRANSFER FRAME

3.2.1VERSION-3 TRANSFER FRAME STRUCTURE

3.2.2TRANSFER FRAME HEADER

3.2.2.1Summary of Header Fields

3.2.2.2Transfer Frame Version Number

3.2.2.3Quality of Service Indicator

3.2.2.4PDU Type ID

3.2.2.5Data Field Construction ID

3.2.2.6Spacecraft Identifier

3.2.2.7Physical Channel Identifier

3.2.2.8Port Identifier

3.2.2.9Source-or-Destination Identifier

3.2.2.10Frame Length

3.2.2.11Frame Sequence Number (Sequence Controlled or Expedited)

3.2.3TRANSFER FRAME DATA FIELD

3.2.3.1General

3.2.3.2Packets in a U-frame

3.2.3.3Segment Data Units in a U-frame

3.2.3.4CCSDS Reserved Value (U-frame)

3.2.3.5User-Defined Data in a U-frame

3.2.3.6Transfer Frame Data Field Contents in a P-frame

3.2.4SUPERVISORY PDU

3.2.4.1Overview

3.2.4.2General

3.2.4.3Fixed-Length SPDU

3.2.4.3.1General

3.2.4.3.2Type F1 SPDU: Proximity Link Control Word

3.2.4.3.2.1General

3.2.4.3.2.2Report Value

3.2.4.3.2.3Expedited Frame Counter

3.2.4.3.2.4Reserved Spare

3.2.4.3.2.5Physical Channel Identification

3.2.4.3.2.6PLCW Retransmit Flag

3.2.4.4Variable-Length SPDU

3.2.4.4.1General

3.2.4.4.2Type 1 SPDU: Directives/Reports

3.2.4.4.3Type 2 SPDU: TIME DISTRIBUTION PDU

3.2.4.4.4Type 3 SPDU: Status Reports

4DATA LINK LAYER

4.1FRAME SUBLAYER

4.1.1FRAME SUBLAYER FUNCTIONS

4.1.2FRAME SELECTION FOR OUTPUT PROCESSING AT THE SENDING END

4.1.2.1Overview

4.1.2.2Frame Multiplexing Process Control

4.1.2.3Frame Selection

4.2MEDIUM ACCESS CONTROL SUBLAYER

4.2.1OVERVIEW

4.2.2MAC CONTROL MECHANISMS

4.2.2.1Overview

4.2.2.2PERSISTENCE

4.2.2.3Discussion

4.2.2.4Persistence Activity Parameters

4.2.2.5Persistent Activity Process

4.2.2.6MAC_FRAME_PENDING

4.2.3DIRECTIVE DECODER

4.2.4MAC BUFFERS

4.2.4.1SENT_TIME_BUFFER

4.2.4.2RECEIVE_TIME_BUFFER

4.3DATA SERVICES SUBLAYER

4.3.1OVERVIEW OF FUNCTIONALITY

4.3.1.1Send Side Functionality

4.3.1.2Receive Side Functionality

4.3.2GENERAL

4.3.3OVERVIEW OF THE COP-P PROTOCOL

4.3.4DISCUSSION—INTERFACE TO HIGHER SUBLAYER

4.4INPUT/OUTPUT SUBLAYER

4.4.1FUNCTIONS

4.4.2INTERFACE TO THE LOWER SUBLAYERS

4.4.3I/O SUBLAYER QUEUES AND ASSOCIATED CONTROL SIGNALS

5PROXIMITY-1 TIMING SERVICES

5.1OVERVIEW

5.2TIME TAG RECORDING

5.3TIME CORRELATION PROCESS

5.4TRANSFERRING TIME TO A REMOTE ASSET

6DATA SERVICES OPERATIONS

6.1OVERVIEW

6.2PROXIMITY-1 STATE TABLES

6.2.1OVERVIEW

6.2.2STATE CONTROL VARIABLES

6.2.2.1MODE

6.2.2.2DUPLEX

6.2.2.3TRANSMIT

6.2.2.4SS (SUB-STATE)

6.2.3OPERATIONAL CONTROL VARIABLES

6.2.3.1X (Session Termination)

6.2.3.2Y (COMM_CHANGE)

6.2.3.3Z (SYMBOL_INLOCK_STATUS)

6.2.3.4MODULATION

6.2.3.5 PERSISTENCE

6.2.3.6NEED_PLCW and NEED_STATUS_REPORT

6.2.3.7REMOTE_SCID_BUFFER

6.2.3.8COMMUNICATION_VALUE_BUFFER

6.2.3.9RECEIVING_SCID_BUFFER

6.2.3.10RECEIVING_PCID_BUFFER

6.2.4MIB PARAMETERS

6.2.4.1Local_Spacecraft_ID

6.2.4.2Test_Source

6.2.4.3Carrier_Only_Duration

6.2.4.4Acquisition_Idle_Duration

6.2.4.5Tail_Idle_Duration

6.2.4.6Carrier_Loss_Timer_Duration

6.2.4.7Comm_Change_Waiting_Period

6.2.4.8Comm_Change_Response

6.2.4.9Comm_Change_Notification

6.2.4.10Comm_Change_Lifetime

6.2.4.11Hail_Wait_Duration

6.2.4.12Hail_Response

6.2.4.13Hail_Notification

6.2.4.14Hail_Lifetime

6.2.4.15Discussion—Hailing_Channel

6.2.4.16Hailing_Data_Rate

6.2.4.17Send_Duration

6.2.4.18Receive_Duration

6.2.4.19PLCW_Repeat_Interval

6.3ELEMENTS AND EVENTS THAT AFFECT STATE STATUS

6.3.1TIMERS

6.3.1.1General

6.3.1.2Wait Timer (WT) and Its Associated Events

6.3.1.3CARRIER_LOSS_TIMER and Associated Events

6.3.1.4PLCW Timer and Associated Events

6.3.2OUTPUT FIFO

6.3.2.1Overview

6.3.2.2General

6.3.2.3No_Frames_Pending

6.3.3DIRECTIVES

6.3.3.1Local Directives

6.3.3.1.1SET MODE

6.3.3.1.2SET INITIALIZE MODE

6.3.3.1.3LOCAL COMM_CHANGE (LCCD)

6.3.3.1.4LOAD COMMUNICATIONS VALUE BUFFER

6.3.3.1.5LOCAL_NO_MORE_DATA (LNMD)

6.3.3.1.6SET DUPLEX

6.3.3.1.7SET RECEIVING SCID BUFFER

6.3.3.1.8READ STATUS

6.3.3.2Remote Directives

6.3.3.2.1Overview

6.3.3.2.2SET TRANSMITTER PARAMETERS

6.3.3.2.5SET RECEIVER PARAMETERS

6.3.3.2.6SET PL EXTENSIONS

6.3.3.2.7SET CONTROL PARAMETERS

6.4STATE TRANSITION TABLES AND DIAGRAMS

6.4.1OVERVIEW

6.4.2FULL DUPLEX OPERATIONS

6.4.3HALF DUPLEX OPERATIONS

6.4.4SIMPLEX OPERATIONS

6.5INTERFACES WITH THE PHYSICAL LAYER (VIA CODING AND SYNCHRONIZATION SUBLAYER)

6.5.1OUTPUT INTERFACES

6.5.2INPUT INTERFACES

6.6SENDING OPERATIONS

6.6.1SESSION ESTABLISHMENT

6.6.2DISCUSSION

6.6.3OUTPUT CODED SYMBOL STREAM FORMULATION

6.6.4DISCUSSION—PROVISION OF U-FRAME FOR SELECTION

6.6.5DISCUSSION—EVENTS RELATED TO DATA HANDLING ACTIVITIES

6.7RECEIVING OPERATIONS

6.7.1FRAME RECEPTION

6.7.2FRAME VALIDATION

6.7.3VALIDATED FRAME PROCESSING

6.7.3.1Validated U-Frames

6.7.3.2Validated P-Frames

7COMMUNICATION OPERATIONS PROCEDURE FOR PROXIMITY LINKS

7.1OVERVIEW

7.2SENDING PROCEDURES (FOP-P)

7.2.1QUEUE

7.2.2FOP-P VARIABLES

7.2.3FOP-P STATE TABLE EVENTS

7.2.3.1General Procedures

7.2.3.2SET V(R) Persistent Activity

7.2.3.3FOP-P State Table

7.3RECEIVING PROCEDURES (FARM-P)

7.3.1FARM-P STATE TABLE

7.3.2INTERNAL FARM-P VARIABLES

7.3.3INTERFACE TO THE I/O LAYER

8INPUT/OUTPUT SUBLAYER OPERATIONS

8.1OVERVIEW

8.2SENDING OPERATIONS

8.3RECEIVING OPERATIONS

ANNEX APROTOCOL IMPLEMENTATION CONFORMANCE STATEMENT (PICS) PROFORMA (NORMATIVE)

A1INTRODUCTION

A1.1OVERVIEW

A1.2ABBREVIATIONS AND CONVENTIONS

A1.3INSTRUCTIONS FOR COMPLETING THE RL

A2PICS PROFORMA FOR PROXIMITY-1 SPACE LINK PROTOCOL—DATA LINK LAYER (CCSDS 211.0-B-5)

A2.1GENERAL INFORMATION

A2.1.1Identification of PICS

A2.1.2Identification of Implementation Under Test (IUT)

A2.1.3Identification of Supplier

A2.1.4Identification of Specification

A2.2REQUIREMENTS LIST

ANNEX BVARIABLE-LENGTH SUPERVISORY PROTOCOL DATA FIELD FORMATS (NORMATIVE)

B1SPDU TYPE 1: DIRECTIVE/REPORT/PLCW SPDU DATA FIELD

B1.1GENERAL

B1.2SET TRANSMITTER PARAMETERS DIRECTIVE

B1.2.1General

B1.2.2Directive Type

B1.2.3Transmitter Frequency

B1.2.3.1General

B1.2.3.2Return Transmitter Frequency (e.g., Orbiter as Initiator; Landed Asset as Responder)

B1.2.4Transmitter Data Encoding

B1.2.5Transmitter Modulation

B1.2.6Transmitter Data Rate

B1.2.6.3Ordered by Bit pattern:

B1.2.6.4Proximity-1 coded symbol (R) and data rate (R) table:

B1.2.7Transmitter Mode

B1.3SET CONTROL PARAMETERS

B1.3.1General

B1.3.2Directive Type

B1.3.3Token

B1.3.4Remote No More Data

B1.3.5Reserved

B1.3.6Duplex

B1.3.7Time Sample

B1.4SET RECEIVER PARAMETERS DIRECTIVE

B1.4.1General

B1.4.2Directive Type

B1.4.3Receiver Frequency

B1.4.3.1General

B1.4.3.2Forward Receive Frequency (e.g., Orbiter as Initiator; Landed Asset as Responder)

B1.4.4Receiver Data Decoding

B1.4.5Receiver Modulation

B1.4.6Receiver Data Rate

B1.4.6.2Ordered by Data Rate:

B1.4.6.3

Ordered by Bit pattern:

B1.4.6.4

Proximity-1 coded symbol (R) and data rate (R) table:

B1.4.7Receiver Mode

B1.5SET V(R) DIRECTIVE

B1.5.1General

B1.5.2Directive Type

B1.5.3Spare

B1.5.4Receiver Frame Sequence Number

B1.6REPORT REQUEST DIRECTIVE

B1.6.1General

B1.6.2Directive Type

B1.6.3Physical Channel ID 1 PLCW Report Request Field

B1.6.4Physical Channel ID 0 PLCW Report Request Field

B1.6.5Time-Tag Request Field

B1.6.6Status Report Request

B1.6.7Spares

B1.7SET PL EXTENSIONS

B1.7.1General

B1.7.2Directive Type

B1.7.3Reed-Solomon Code

B1.7.4Differential Mark Encoding

B1.7.5Scrambler

B1.7.6Mode Select

B1.7.7Data Modulation

B1.7.8Carrier Modulation

B1.7.9Rate Table

B1.7.10Proximity-1 coded symbol (R) and data rate (R) table:

B1.7.11Frequency Table

B1.7.11.1General

B1.7.11.2Forward Link (e.g., Orbiter as Initiator; Landed Asset as Responder)

B1.7.11.3Return Link (e.g., Orbiter as Initiator; Landed Asset as Responder)

B1.7.12Direction

B1.8REPORT SOURCE SPACECRAFT ID

B1.8.1General

B1.8.2Directive Type

B1.8.3Reserved

B1.8.4Source Spacecraft ID

B2SPDU TYPE 2: TIME DISTRIBUTION SPDU DATA FIELD

B2.1GENERAL

B2.2TIME DISTRIBUTION DIRECTIVE TYPE

B2.2.2TIME DISTRIBUTION Types are:

B2.3TRANSCEIVER CLOCK

B2.4SEND SIDE DELAY

B2.5ONE WAY LIGHT TIME

ANNEX CMANAGEMENT INFORMATION BASE PARAMETERS (NORMATIVE)

ANNEX DNOTIFICATIONS TO VEHICLE CONTROLLER (NORMATIVE)

ANNEX ESECURITY, SANA, AND PATENT CONSIDERATIONS (INFORMATIVE)

E1SECURITY CONSIDERATIONS

E1.1SECURITY BACKGROUND

E1.2SECURITY CONCERNS

E1.3POTENTIAL THREATS AND ATTACK SCENARIOS

E1.4CONSEQUENCES OF NOT APPLYING SECURITY

E2SANA CONSIDERATION

E3PATENT CONSIDERATIONS

ANNEX FNASA MARS SURVEYOR PROJECT 2001 ODYSSEY ORBITER PROXIMITY SPACE LINK CAPABILITIES (INFORMATIVE)

F1TONE BEACON MODE

F2TRANSMIT STANDBY MODE

F3CONVOLUTIONAL CODE IMPLEMENTATION

F4DIRECTIVE AND PROTOCOL DATA UNITS

F4.1SET TRANSMITTER PARAMETERS DIRECTIVE

F4.1.1General

F4.1.2Set Directive Type

F4.1.3Transmitter Frequency

F4.1.4Transmitter Data Encoding

F4.1.5Transmitter Modulation

F4.1.6Transmitter Data Rate

F4.1.7Transmitter Mode

F4.2SET RECEIVER PARAMETERS DIRECTIVE

F4.2.1General

F4.2.2Set Directive Type

F4.2.3Receiver Frequency

F4.2.4Receiver Data Decoding

F4.2.5Receiver Modulation

F4.2.6Receiver Data Rate

F4.2.7Receiver Mode

F4.3PROXIMITY LINK CONTROL WORD

F4.3.1General

F4.3.2Report Value

F4.3.3Expedited Frame Counter

F4.3.4Reserved Spare

F4.3.5Physical Channel Identification

F4.3.6PLCW Retransmit Flag

F4.3.7SPDU Type Identifier

F4.3.8SPDU Format ID

ANNEX GNASA MARS RECONNAISSANCE ORBITER 2005 PROXIMITY SPACE LINK CAPABILITIES (INFORMATIVE)

ANNEX HINFORMATIVE REFERENCES (INFORMATIVE)

ANNEX IABBREVIATIONS AND ACRONYMS (INFORMATIVE)

ANNEX JPROXIMITY-1 DATA FORMAT HIERARCHY (INFORMATIVE)