Main
Notice
Restricted Rights Notification for U.S. Government Users
Restricted Rights Legend
Notice
Notice (continued)
Proprietary Material
Radio Frequency Interference Regulations
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Contents
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Using the Documentation Set Overview
326X Series Modem Family
Product Family Model Numbers
Documentation Target Audience
Note to Programmers and System Developers
How to Use the Documentation Set
326X V.34 Series Modem Reference Card (TELT0009-01)
326X V.34 Series Modem Users Guide (TELT0009)
326X Series Modem Reference Guide (TEL09925)
References
Trademarks
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Telenetics Customer Information
Telenetics Customer Information
(continued)
Sales-Related Issues
Comments about the Manual
Chapter 1
About the Modem
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Figure 1-1. 326X Series Modem, Standalone Desktop Model
Safety and Operational Notices
Repair
Lightning
Operating the Modem from the Front Panel
Selecting Programmed Option Sets
Automatic Calling Interfaces (ACUs)
AT A CU
V.25bis ACU
LPDA 2 ACU
Managing a Modem
Restoring Data Transmission
ITU-T V.34 Compliant Modulation Mode
V.34 Modulation Mode Characteristics
Compatibility in V.34 Modulation Mode
Synchronous Data Compression (SDC) Feature
Automode/Multimode Feature
Remote Configuration
Error Correction and Data Compression
Security
Status Snapshots
Adaptive Rate System
Troubleshooting (V.54 and V.22bis Tests)
Country-Specific Information
NET Compliance
CE Regulatory Marking Directive (93/68/EEC)
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Chapter 2
Installing the Modem
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Unpacking the Modem
Figure 2-1. Unpacking the Modem
Additional Equipment Required
Choosing a Site
Connecting the Modem
Rear Panel Connectors
Figure 2-2. 3260/3265 Modem Rear Panel Layout
Figure 2-3. 3261/3266 Modem Rear Panel Layout
Electrical InterfacesEIA/TIA-232 and ITU-TS V.35
Operating at V.34 DTE Rates
Ferrite Cylinders
Models 3261 and 3266 Dial Line Connections
Figure 2-4. Attaching Ferrite Cable to the Modem
Models 3267 and 3268
Figure 2-5. Installing a Ferrite Cylinder on an Audio Cable
Figure 2-6. Installing a Ferrite Cylinder on a Power Cable
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Cabling the Modem
2-12 Installing the Modem
Figure 2-7. 3260/3265 Modem Cabling
Figure 2-8. 3261/3266 Modem Cabling
Installing the Modem 2-13
Connecting the Modem to a Network Management System
Figure 2-10. Connecting to a 9000-PC or 9000-UX NMS
Figure 2-9. Connecting to a 9110 NMS
Figure 2-11. Connecting Modems in a Daisy Chain Configuration
Turning on the Modem
Automatic Self-Test
Handling Error Messages
After Installing the Modem...
Table 2-1. Self-Test Messages
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Chapter 3
Getting Started
System Requirements for Software Upgrades
Configuring and Operating the Modem
If You Are Unsure of Your DTEs Data Format...
Using the Front Panel
Figure 3-1. Standalone 3260 Modem with Front Cover Closed
326x Ready
Front Panel Display
Table 3-1. 326X LEDs
Navigating the Configuration Menu Tree
Menu Structure
Setting Configuration Options from the Front Panel
Table 3-2. Front Panel Keys
Status Displays
Table 3-2. Front Panel Keys
Using the Modem with a Network Management System (NMS)
Using the AT Automatic Calling Unit (ACU)
Using the Modem with an Async Terminal
Using the Modem with a PC and Async Communications Software
Other Call Establishment Methods
V.25bis ACU for Sync or Async Applications
NetView LPDA-2 ACU for Sync Applications
Sync Dialing from an IBM AS 400
External Auto-Call Units
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Chapter 4
Configuring the Modem
Overview
Communications Software Package Operating Notes
Configuring the Modem for Use with Communications Software
Operating Notes
General Notes
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326XFAS T V.34 and 326XFAS T-SDC Notes
If the Communications Software and Modem Do Not Operate...
Preparing for Operation
Reinitializing Memory from the Front Panel
Reinitializing Memory Using the AT&F Command
Configuration Option Sets
What is an Option Set?
Table 4-1. Option Set Summary326X V.32bis and V.34 Modems
Table 4-2. Option Set Summary326X
-SDC Modem
Option Set Descriptions326X V.32bis and V.34 Modems
Option Set 1Async Calls to Central Site Using the AT ACU
Option Set 2Sync Answering Central Site Without an ACU
Option Set 3Sync Calls to Central Site Using the V.25bis ACU
Option Set 4Async Answering Central Site Without an ACU (Models 3260/ 62/65/67)
Option Set Descriptions326XFAS T-SDC Modems
Option Set 1Async Calls to Central Site
Option Set 2Sync Dial A/B Restoral
Option Set 3Sync Dial Only
Option Set 4Sync Leased Line with Dial Restoral; No ACU (Models 3261/63/66/68)
Configuring an Option Set
Option Set Defaults
Table 4-3. Option Set Defaults326X V.32bis and 326X V.34 Modems
Table 4-3. Option Set Defaults326X V.32bis and 326X V.34 Modems (Continued)
Parameter Option Set 1 Option Set 2 Option Set 3
Option Set 4 (3260/62/65/67)
Option Set 4
Table 4-3. Option Set Defaults326X V.32bis and 326X V.34 Modems (Continued)
Parameter Option Set 1 Option Set 2 Option Set 3
Option Set 4 (3260/62/65/67)
Option Set 4
Table 4-4. Option Set Defaults326X-SDC V.34 Modem
Option Option Set 1 Option Set 2 Option Set 3
Table 4-4. Option Set Defaults326X-SDC V.34 Modem (Continued)
Option Option Set 1 Option Set 2 Option Set 3
326X V.32bis and 326XFA S T Modem Applicati on Examples
For This Type of Application... Select...
Option Set 1Async Calls to Central Site Using AT ACU
Option Set 2Sync Answering Central Site Without ACU
Option Set 3Sync Calls to Central Site, V.25bis ACU
Synchronous Dialing from an IBM AS 400
Option Set 4Async Answering Central Site without ACU (Models 3260/62/65/67)
Option Set 4Synchronous Leased Line Applications with Dial Restoral (Models 3261/63/66/68)
326XFAS T-SDC Modem Application Examples
SDC Pre-Operation Notes
Operational Requirements
Optimizing Network Performance
Configuring the Modem for SDC Operation
Ensuring Optimum Network Performance in SDC Mode
SDC Sample Applications
SDC Option Set 1Async Calls to Central Site Using ATACU
SDC Option Set 2Sync Dial A/B Restoral
Figure 4-1. Single Channel Point-to-Point Digital Link Restoral (A/B Switch)Option Set 2
Figure 4-2. Single Channel Point-to-Point Digital Link Restoral (A/B Switch)Option Set 2
SDC Option Set 3Sync Dial Only
Figure 4-3. 326X-SDC Dial-Only ApplicationOption Set 3
Figure 4-4. Bandwidth On DemandOption Set 3
SDC Option Set 4Sync Leased Line with Dial Restoral; N oACU (Models 3261/63/66/68)
Figure 4-5. Point-to-Point Leased Line Application with Dial RestoralOption Set 4
Remote Access Reset
Operation
When Remote Access Reset Is Disabled
Chapter 5
Using the AT Automatic Calling Interface
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What is the Attention (AT) Command Set?
What Role Does Communications Software Play?
Using AT Commands
Entering AT Command Lines
To enter a single AT command line:
To enter multiple AT commands on a single command line:
AT Command String Examples
For Further Detail on AT Commands
Table 5-1. Interpreting AT Command Strings
Autobaud Feature
The Escape Sequence(+++)
Table 5-2. Valid Autobauding Character Formats
To use the escape sequence with guard time:
Non-Configuration AT Commands
A/, Re-Execute Last Command
ATA, Manual Answer
ATD , Di al
ATH, Hang Up
ATI, Display Software Information
ATO, Leave Command Mode
AT*RD, Redial Last Number
S-Registers
Displaying and Changing S-Register Values
S-Register Descriptions
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Using the AT Automatic Calling Interface 5-17
S-Register 97Break Signal Duration
Stored in Nonvolatile Memory?: Yes Status-Only?: No Default: 0 (represents 1 second) Range: 0 - 39
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Assumptions
Troubleshooting
The First Step
Troubleshooting Steps
326X Series Modem Troubleshooting Guide
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326X Series Modem Diagnostic Tests
Initiating and Terminating Tests from the Modems Front Panel
Synchronous Data Compression (SDC) Testing
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Appendix A
Configuration Quick Reference
Configuration Quick-ReferenceMenu Trees
For More Detail
Audience and Assumptions
Figure A-1. The 326X Series Modem Menu Structure - Part 1 of 4
ATZ AT & W AT&Y
ST
ATD ATS
LL
Figure A-2. The 326X Series Modem Menu Structure - Part 2 of 4
EC/DC OPT'S EC=V.42 (A) DC= Enabled (A) Break=Destruct (A) Modem Flow=On (A)
SL
:Off
A-4 Configuration Quick Reference
Figure A-3. The 326X Series Modem Menu Structure - Part 3 of 4
RS
FAST
OP
SR
Figure A-4. The 326X Series Modem Menu Structure - Part 4 of 4
RA
A-6 Configuration Quick Reference
RC AT
PN AT
Tabl e A- 1. AT Commands, Cross-Referenced to Front Panel Option s
A-8 Configuration Quick Reference
Configuration Quick Reference A-9
A-10 Configuration Quick Reference
Configuration Quick Reference A-11
A-12 Configuration Quick Reference
Configuration Quick Reference A-13
A-14 Configuration Quick Reference
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A-16 Configuration Quick Reference
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A-20 Configuration Quick Reference
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A-30 Configuration Quick Reference
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A-32 Configuration Quick Reference
Configuration Quick Reference A-33
A-34 Configuration Quick Reference
Table A-2. Front Panel Configuration Options
Configuration Quick Reference A-35
Table A-2. Front Panel Configuration Options (Continued)
A-36 Configuration Quick Reference
Performing Numeric Entry
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Dial Modifiers for Special Dialing Requirements
Table A-4. Dial Modifiers
Modifier Function Description
Table A-4. Dial Modifiers (Continued)
Modifier Function Description
Result Codes
Table A-5. Result Codes
A-42 Configuration Quick Reference
Table A-5. Result Codes (Continued)
Word Form Response Numeric Form Response
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Configuring the Modems Dual In-line Package (DIP) Switches
Table A-6. Rear Panel Switches
Switch Number Setting Function
Table A-6. Rear Panel Switches (Continued)
Switch Number Setting Function
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Appendix B
Cabling and Interface Pinouts
EIA/TIA 232-D (Modem to Computer) Interface
Table B-1. Modem/Computer Interface Connections
Table B-1. Modem/Computer Interface Connections (Continued)
Pin
EIA/TIA 232-D ITU V.24 Signal Definition
ITU Recommendation V.35 Modem-to-Computer Interface
Figure B-1.
-SDC Series Modem with ITU V.35 Interface
ITU Rate V.35 Modem-to-Computer Interface Pinouts
Table B-2. ITU V.35 Modem/Computer Interface Connections
Pin V.35 Signal Definition
Differences, EIA/TIA 232-D and ITU Rate V.35 Interfaces
DIAL LINE, LEASE (PRIVATE) LINE, PHONE Connector Pinouts
When a V.35 Electrical Interface is Selected...
The Following Options Cannot Be Selected... Set:
Table B-2. ITU V.35 Modem/Computer Interface Connections (Continued)
Pin V.35 Signal Definition
NC (Network Control) Port Pinouts
Cabling
Cable Considerations
Table B-3. Network Control Port Connector Pinouts
Table B-4. Maximum Cable Capacitance per Data Rate
Table B-5. Telenetics DB-25 Low Capacitance Cables for 326X
DTE Cable Diagnostics
Table B-6. Vendor Wire for 326X
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Appendix C
Country-Specific Information
Contents (Continued)
Country Support
Installation Notes
Models 3265/3266
All Models
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Operating Notes
Standalone Modem Rear Panel Views
3260 Dial Only Modem
3260 Modem Rear Panel (Dial Only)
Figure C-2.
Figure C-1. Rear Panel Layout - 3260 (Dial Only)
3261 Modem Rear View (Leased Line, Dial Restoral)
3265 Dial Only Modem
3265 Modem Rear PanelView A
Figure C-3.
Country-Specific Information C-15
Country-Specific Information
3265 Modem Rear PanelView B
Figure C-4 shows View B of the 3265 Modem. This version is used in Germany and Austria.
Figure C-6. View D Rear Panel Layout - 3265 (Dial Only)
Figure C-4. View B Rear Panel Layout - 3265 (Dial Only)
3265 Modem Rear PanelView C
3266 Modem (Leased Line with Dial Restoral)
3266 Modem Rear PanelView A
Figure C-7.
Country-Specific Information C-17
Country-Specific Information
3266 Modem Rear PanelView B
Figure C-8 shows View B of the 3266 Modem. This version is used in Germany and Austria.
Refer to the addendum, 326X Series Modem Cards, shipped with the backplane.
Figure C-9.
Figure C-8.
Rear Panel Interface Pinouts
Standalone Models 3260/65 and 3261/66 Interface Pinouts
This section shows the pinouts for the standalone modems rear panel connectors.
Dial Line Interface (Models 3260/3265)
2-Wire Leased Line Interface (Models 3260/3265)
Phone Connector Interface (Models 3260/3265)
Dial Line Interface (Models 3261/3266)
Table C-3. Phone Line Interface (Models 3260/3265)
Table C-4. Dial Line Interface (Models 3261/3266)
2-Wire Leased Line Interface (Models 3261/3266)
4-Wire Leased Line Interface (Models 3261/3266)
Table C-5. 2-Wire Leased Line Interface (Models 3261/3266)
Table C-6. 4-Wire Leased Line Interface (Models 3261/3266)
Phone Connector Interface (Models 3261/3266)
Card Models 3262/67, 3263/68 Backplane Interface Pinouts
Dial Line Interface (All Card Models)
Table C-7. Phone Line Interface (Models 3261/326)
Table C-8. Dial Line Interface (All Card Models)
2-Wire Leased Line Interface (Models 3262/3267)
2-Wire Leased Line Interface (Models 3263/3268)
Table C-9. 2-Wire Leased Line Interface (Models 3262/3267)
Table C-10. 2-Wire Leased Line Interface (Models 3263/3268)
4-Wire Leased Line Interface (Models 3263/3268)
Delayed and Forbidden Lists
AustraliaDelayed Call Lists
Table C-11. 4-Wire Leased Line Interface (Models 3263/3268)
AustriaForbidden Call Lists
BelgiumDelayed Call Lists
FinlandDelayed Call Lists
FranceDelayed and Forbidden Call Lists
Hong KongDelayed Call Lists
IrelandDelayed Call Lists
NetherlandsDelayed Call Lists
NorwayDelayed Call Lists
SpainDelayed Call Lists
Other Country-Specific Information
Canada
DOC Registration and Requirements
Industry Canada Equipment Attachment Limitations
Canadian Emissions Statement
sur le mteril brouilleur du Canada.
Rear Panel Pinouts
TableC-13 des cribes PHONE connector pinouts for RJ jack types.
3265 Modem
Table C-12 describes dial line connector pinouts for RJ jack types.
Table C-12. DIAL LINE Connector Pinouts for Jack Operation
Telco Option (AT&J)
Table C-14. DIAL Line Connector Pinouts for Jack Operation
Table C-15. PHONE Connector Pinouts for Jack Operation
DenmarkBlind Dialing
Hong Kong and United KingdomBABT Regulations
Compliance with BS6328: Part 1: 1982 Section 8.3
Compliance with BS6328: Part 1: 1982 Section 8.7
Compliance with BABTSITS/82/01/C and BABT/SITS/ 82005S/D
Compliance with BS6305 Clause 6.2, BS6320 Clause 7.2
Ringer Equivalence Number (REN)
Compliance with BABT/SITS/83/08/A Clause 1.2
Compliance with BS6789: Section 6.1:1986 Clause 5.2
Compliance with BS6789: Section 6.1:1986 Clause 7.3.1.3
Compliance with BS6789: Section 6.1:1986 Clause 7.3.1.4
Compliance with DTI 83/009I
Compliance with BS6301
Compliance with BABT SITS 83/009 Section D
Installation of Telephone Socket
Application for Installation of Telephone Socket
U. S. A .
FCC Registration
FCC Regulations
Dial Line Jack Types
6-Pin Voice Jack (Permissive)
8-Pin Data Jack (Programmable)
Rear Panel Pinouts
3260 Modem
TableC-17 de scribes PHONE connector pinouts for RJ jack types. X indicates the signal is active.
Table C-16. DIALLINE Connector Pinouts for Jack Operation
Table C-17. PHONE Connector Pinouts for Jack Operation
3261 Modem
TableC-19 de scribes PHONE connector pinouts for RJ jack types. X indicates the signal is active.
Table C-18. DIAL LINE Connector Pinouts for Jack Operation
Table C-19. PHONE Connector Pinouts for Jack Operation
Dial and Leased Line Transmit Levels
Dial Line Transmit Level
Leased Line Transmit Level
Making Telephone-to-Modem Connections
Connecting an Exclusion Key Telephone
Declaring The Jack Type
Using the Modular Nest Backplanes Busy Out Feature
Table C-20. Backplane Pin Settings for Busy Out, Modular Nest 9
Table C-21. Backplane Pin Settings for Busy Out, Modular Nest 21
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Figure C-10. Modular Nest Backplane Pin Locations (Modular Nest 21 Shown)
Glossary
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Equipment Return Procedures
Expiration of Lease
Factory Repair
Packaging Guidelines for Equipment Return
Index