Pn-3-0191 (to be published as tia-1063) Telecommunications Telephony Aspects of mlts and Packet-based Equipment, including Voip analog Telephone Port Requirements for Packet-based User Premises Terminal Adapters




Yüklə 0.62 Mb.
səhifə1/19
tarix01.03.2016
ölçüsü0.62 Mb.
  1   2   3   4   5   6   7   8   9   ...   19


PN-3-0191

(to be published as TIA-1063)

Telecommunications

Telephony Aspects of MLTS and Packet-based Equipment, including VoIP

Analog Telephone Port Requirements for

Packet-based User Premises Terminal Adapters

Formulated under the cognizance of TIA Subcommittee TR-41.1,

Telephony Aspects of MLTS and Packet-based Equipment, including VoIP

With the approval of TIA Engineering Committee TR-41,

User Premises Telecommunications Requirements

_____________________________

NOTICE

This is a draft document. It may be changed or modified. Neither TIA nor TR41.1 Sub-Committee makes any representation or warranty, express or implied, with respect to the sufficiency, accuracy or utility of the information or opinion contained or reflected in the material utilized. TIA and TR41.1 Sub-Committee further expressly advise that any use of or reliance upon the material in question is at your risk and neither TIA nor TR41.1 Sub-Committee shall be liable for any damage or injury, of whatever nature, incurred by any person arising out of any utilization of the material. It is possible that this material will at some future date be included in a copyrighted work by TIA.



FOREWORD

(This foreword is not part of this standard.)

This document is a TIA Telecommunications Standard produced by TIA Engineering Technical Subcommittee TR-41.1 of Committee TR-41. This standard was developed in accordance with TIA procedural guidelines, and represents the consensus position of the subcommittee TR-41.1, which served as the formulating group.

Copyrighted parts of ANSI, IEEE standards and ITU-T Recommendations are used with permission of these organizations. The ANSI, IEEE and ITU-T own the copyright for their standards.

Suggestions for improvement of this standard are welcome. They should be sent to:

Telecommunications Industry Association

Engineering Department

Suite 300

250 Wilson Boulevard

Arlington, VA 22201

The TR-41.1.1 Working Group acknowledges the contributions made by the following individuals in the development of this standard.


Name

Representing

James Bress

(Chair and Editor)



AST Technology Labs

Don McKinnon

AST Technology Labs

Dave Stenner

Advent Instruments

Tim Lawler

Cisco Systems

Gavin YoungDSL Forum

Technical Chair, DSL Forum

Bharat Singh

Hewlett Packard

Neal J. King

Infineon Technologies

Michael Pirker

Infineon Technologies

Jimmy Salina

SBC

Tailey Tung

(Previous Chair and Editor)



Siemens Communications

Amar Ray

Sprint

Al Baum

Uniden America

Trone Bishop

Verizon

The TR-41.1.1 Working Group, which had the technical responsibility during the development of this standard, had the following participating members.

Name

Representing

James Bress (Chair, Editor)

AST Technology Labs

Don McKinnon

AST Technology Labs

Dave Stenner

Advent Instruments

Arnaud Vergnol

Alcatel

Joachim Pomy

Avaya

Joanne McMillen

Avaya

Tommy Kee

Broadcom

Rafi Rahamim

Broadcom

Kirit Patel

Cisco Systems

Tim Lawler

Cisco Systems

Dorothy Lockard

Dietrich Lockard Group

Harry VanZandt

ECS Technologies

Leonard Bleile

ESPI

Scott Roleson

Hewlett Packard

Bharat Singh

Hewlett Packard

Matthew Mulvhill

Industry Canada

Efrain Guevara

Industry Canada

Hazim Dawood

Industry Canada

Christina Gallagher

Industry Canada

Neal J. King

Infineon Technologies

Michael Pirker

Infineon Technologies

Robert Chrostowski

Iwatsu

Ken Macdonald

Microtronix Systems

Greg Slingerland

Mitel Networks

Peter Blatherwick

Mitel

Roger Britt

Nortel

Pierre Adornato

Pador Enterprises

Jimmy Salina

SBC

Tailey Tung

Siemens Communications

Dave Vander Meiden

Siemens Communications

Amar Ray

Sprint

Al Baum

Uniden America

Steve Whitesell

VTech

Steve Kropp

VTech

Trone Bishop

Verizon

TABLE OF CONTENTS

1. Introduction 1

1.1. General 1

1.2. Purpose 1

1.3. Categories of Performance CRITERIA 1



2. Scope 2

2.1. General 2

2.2. Compliance Reference Point 3

2.3. Compliance Interpretation 3

2.4. Conformance with Regulatory and Safety Standards 3

2.5. Environmental Considerations 3



3. Normative and informative References 4

3.1. Normative References 4

3.2. Informative References 4

4. Abbreviations, Acronyms, AND definitions 6

4.1. Abbreviations and Acronyms 6

4.2. Definitions 7

5. GENERAL INFORMATION 12

5.1. Introduction 12

5.2. Analog Port Capabilities 12

5.3. Analog Port REN Types 12

5.4. Loop Resistance and REN 12

6. Requirements for Terminal Adapters 14

6.1. Connection to Connected Telephone Equipment 14

6.1.1. Physical Analog Telephone Port Connection 14

6.1.2. Loop Current Requirement 14

6.1.3. Off-hook Signals 14

6.1.4. On-hook Signals 14

6.2. Idle state 14

6.2.1. On-Hook Data Transmission 14

6.2.2. Idle State Voltage Range 14

6.2.3. Voltage Interruptions 15

6.2.4. Maximum DC Voltage Variation 15

6.2.5. Recognition of Idle Condition (On-Hook Signal) 15

6.3. Alerting State 15

6.3.1. On-hook Data Transmission 15

6.3.2. Alerting State Delay 15

6.3.3. Ring Signal Requirements 15

6.3.4. Ringing Durations 16

6.3.4.1. Ringing Patterns 16

6.3.4.2. Ring Reminder Feature 16

6.3.5. Ring Cycle Off Time DC Voltage 16

6.3.6. Ring Trip 16

6.3.6.1. Delay to Detect Off-hook Signals 17

6.3.6.2. Reapplication of Ringing 17

6.3.6.3. Short Duration Off-hook During Ringing 17

6.3.7. DC Voltage and Current Requirements After Ring Trip 17

6.3.8. Voice Path Connection Delay 17

6.3.9. Ringing Pre-trip 17

6.3.10. Return to Idle State From Alerting State 17

6.4. originating call State 18

6.4.1. DC Voltage and Current Requirements After Off-hook Applied 18

6.4.2. Dial Ttone Delay 18

6.4.3. DTMF Signal Detection 18

6.4.4. Removal of Dial Tone 18

6.4.5. Delay to Reception of First DTMF Signal 18

6.4.6. Delay for Reception of Subsequent DTMF Signals 18

6.4.7. Timed Disconnect Signal Generation 18

6.4.8. Voice Path Connection Delay 19

6.4.9. Response to On-hook Signals Received During the Originating-Call State 19

6.4.9.1. Response to Short-Duration On-hook 19

6.4.9.2. Response to a Flash Signal 19

6.4.9.3. Response to a Disconnect Signal 19

6.5. Talk State 19

6.5.1. Off-hook Data Transmission 19

6.5.2. DC Voltage and Current Source Requirements 19

6.5.3. Send and Receive Signaling Requirements 20

6.5.4. Response to On-hook Signals Received During the Talk State 20

6.5.4.1. Response to Short Duration On-hook 20

6.5.4.2. Response to a Flash Signal 21

6.5.4.3. Response to a Disconnect Signal 22

7. Call Supervision Signaling 23

7.1. Received On-hook Signals 23

7.2. Generated On-hook Signals 23

7.2.1. Timed Disconnect Signal 23



8. General Requirements 24

8.1. Error States Handling 24

8.1.1.1. Response to Receiver Off-hook 24

8.1.1.2. Response to Undefined Conditions or States 24

8.2. Stand-by Mode of Operation 24

8.3. Line testing Capabilities 24



9. TRANSMISSION REQUIREMENTS 26

9.1. Weighted Noise in the Absence of Signal 26

9.2. Longitudinal Balance 26

9.3. Transverse Balance 27

9.4. Impedance 27

10. DTMF SIGNALING REQUIREMENTS 28

10.1. DTMF Generation Requirements 28

10.1.1. Signaling Frequencies 28

10.1.2. Signal Levels 29

10.1.3. Frequency Deviation 29

10.1.4. Timing for DTMF Signals 29

10.1.4.1. Rise Time 29

10.1.4.2. Pulse Duration 29

10.1.4.3. Fall Time 29

10.1.4.4. Signal-Off Time 30

10.1.4.5. Inter-digit Interval 30

10.1.4.6. Cycle Time 30

10.1.5. Voice Suppression 30

10.1.6. Extraneous Frequency Components 30

10.1.7. Tone Leak 30

10.1.8. Transient Voltage 30

10.1.9. Impedance 30

10.2. DTMF Receiver Characteristics 30

10.2.1. Signal Frequencies 30

10.2.2. Frequency Deviation 30

10.2.3. Detection Time 31

10.2.4. Recognition Level 31

10.2.5. DTMF Detection in the Presence of Dial Tone 31

10.2.6. DTMF Detection in the Presence of Signal Echoes 31

10.2.7. Digital Signal Simulation by Speech 31

10.2.8. Impedance 31

10.2.9. Distortion 31

10.2.10. Noise 32

10.2.11. Induction from Power Lines 32

11. CALL PROGRESS SIGNALING 33

11.1. Call Progress Signals Sent to the Analog Telephony Equipment 33

11.2. Specification of Call Progress Signals 36

11.2.1. Standard Signals 36

11.2.1.1. Dial Tone 36

11.2.1.2. Reorder Tone 36

11.2.1.3. Busy Tone 36

11.2.1.4. Audible Ring Tone 36

11.2.1.5. Call Waiting Tone 36

11.2.1.6. Stutter Dial Tone 37

11.2.2. Other Signals 37

11.2.2.1. Recall Dialtone 37

11.2.2.2. Special Audible Ring Tone 37

11.2.2.3. Line Lockout Warning Tone 37

11.2.2.4. Intercept Tone 37

11.2.2.5. Busy Verification Tone 37

11.2.2.6. Executive Override Tone 37

11.2.2.7. Confirmation Tone 38

11.3. Electrical Requirements for Call Progress Signals 38

11.3.1. Industry Standard Precise Tone Plan 38

11.3.2. Other Call Progress Signals 38

11.3.3. Frequency Tolerance 38

11.3.4. Noise and Distortion Levels 38

11.3.5. Split Connection (Call Waiting Tone) 38

11.3.6. Measuring Techniques 38

12. Caller-ID, Call Waiting, and VMWI FEATURES 39

12.1. General 39

12.2. Off-hook Features: CW, DCW, and CIDCW Call Connections 40

12.3. Flash Signal Detection Requirements 40

12.4. VMWI Feature 40

12.4.1. VMWI Feature Description 40

12.4.2. VMWI Feature Operation 41

12.5. On-hook Caller-ID Feature 41

12.5.1. On-hook Caller-ID Feature Description 41

12.5.2. On-hook Caller-ID Feature Operation 41

12.6. Call Waiting 42

12.6.1. Call Waiting (CW) Feature Description 42

12.6.2. Call Waiting (CW) Feature Operation 43

12.7. Distinctive Call Waiting 44

12.7.1. Distinctive Call Waiting (DCW) Feature Description 44

12.7.2. Distinctive Call Waiting (DCW) Feature Operation 44

12.8. Calling Identity Delivery on Call Waiting (CIDCW) 46

12.8.1. Calling Identity Delivery on Call Waiting (CIDCW) Feature Description 46

12.8.2. Calling Identity Delivery on Call Waiting (CIDCW) Feature Operation 47

12.8.2.1. Momentary Lop Current Interruptions 48

12.8.2.2. Customer Disconnect Signals 48

12.8.2.3. CPE Alerting Signal (CAS) Generation Requirements 48

12.8.2.4. Acknowledgment (ACK) Signal Receiver Requirements 49

12.9. Data Transmission and Format Requirements 49

12.9.1. On-hook Data Transmission Physical Layer Requirements 50

12.9.1.1. Application of Data 50

12.9.1.2. Data Modulation 50

12.9.1.3. Data Signal Frequencies 50

12.9.1.4. Data Transmission Rate 50

12.9.1.5. Data Signal Levels 50

12.9.1.6. Data Signal Off Level 50

12.9.1.7. Data Signal Distortion 50

12.9.1.8. Echo 50

12.9.1.9. Signal to Noise Ratio 50

12.9.2. Off-hook Data Transmission Physical Layer Requirements 50

12.9.2.1. Application of Data 50

12.9.2.2. Data Modulation 51

12.9.2.3. Data Signal Frequencies 51

12.9.2.4. Data Signal-Off Level 51

12.9.2.5. Data Transmission Rate 51

12.9.3. Data Link Layer 51

12.9.3.1. Byte or Word Framing 51

12.9.3.2. Order of Bytes 51

12.9.3.3. Order of Bits 51

12.9.4. Signals Added to the Beginning Of Data Messages 51

12.9.4.1. Channel Seizure Signal (CSS) for On-hook Transmission 52

12.9.4.2. Mark Signal (MS) for On-hook Transmission 52

12.9.4.3. Mark Signal (MS) for Off-hook Transmission 52

12.9.4.4. Data Message 52

12.9.4.5. Checksum Word 52

12.9.5. Message Assembly Layer 52

12.9.5.1. MDMF Message Header 53

12.9.5.2. MDMF Message Type Word 53

12.9.5.3. MDMF Message Length Word 53

12.9.5.4. MDMF Message Body 53

12.9.5.5. Parameter Header 53

12.9.5.6. Parameter Type Word 53

12.9.5.7. Parameter Length Word 54

12.9.5.8. Parameter Body 54

12.9.6. Caller-ID Message Assembly 54

12.9.7. VMWI Message Assembly 59

12.9.7.1. MDMF Message Header 59

12.9.7.2. MDMF Parameter Message Body 60

Annex A Advantages and Disadvantages of Balanced Ringing [INFORMATIVE] 61

A.1 Advantages of Balanced Ringing 61

A.2 Disadvantages of Balanced Ring 61

Annex B Distinctive Ringing Patterns [INFORMATIVE] 62

Annex C Multiple Data Message Formative Examples [INFORMATIVE] 65

C.1 Example 1 - CID with Number Only 65

C.2 Example 2 - CID with Calling Number and Name 66

C.3 Example 3 CID with Reason For Absence of Number 67



Annex D Example of Checksum Word Calculation [INFORMATIVE] 68

Table of Figures

Figure 1 - Analog Terminal Adapter Network Connectivity 2

Figure 2 - Steady-state Source Voltage versus Current Characteristics 20

Table of Tables

Table 1 - DTMF Digits and Corresponding Frequencies 28

Table 2 - Public and Private Network Call Progress Signals 33

Table 3 - Standard Call Progress Signals 34

Table 4 - Other Call Progress Signals 35

Table 5 - CW and DCW Tone Requirements 43

Table 6 - CW and DCW Tone Patterns 46

Table 7 - DCW Tone Cadence Objectives 46

Table 8 - CPE Alerting Signal (CAS) Requirements 49

Table 9 - Assigned Values for MDMF Message Type Words 53

Table 10 - Assigned Values for Parameter Type Words 54


  1   2   3   4   5   6   7   8   9   ...   19


Verilənlər bazası müəlliflik hüququ ilə müdafiə olunur ©azrefs.org 2016
rəhbərliyinə müraciət

    Ana səhifə