Paradyne 3825PLUS (4 of 14), AT Commands,

COMSPHERE 3825Plus Modem

4-6 November 1996 3825-A2-GB30-20

Table 4-1

(4 of 14)

3825

Plus

AT Commands

Q

n

 Result Codes

Result codes are informational messages (such as Connect and Ring) sent from the modem and displayed on the

asynchronous DTE terminal. Refer to Table A-1 for a list of result codes.

Q

,

Q0

Enables modem to send result codes to the DTE.

Q1 Disables modem from sending result codes to the DTE.

Q2 Enables in Originate mode only for modem to send result codes to the DTE. Required for most

UNIX applications.

S

n

=

r

 Change S-Register

Changes the contents of an S-register, where

n

is the S-register

, and

r

is the new value.

S

n

?  Display S-Register

Displays the value of an S-register, where

n

is the S-register number.

T  Tone Dial

Sets the modem for Tone (DTMF) dial mode. See D command.

V

n

 Result Codes Format

Controls whether or not result codes appear as words or as numeric codes. Some DTEs do not recognize result codes as

words; therefore, numbers are required. The Numbers (2) format is required for some modem pooling applications. Refer

to Table A-1 for a list of result codes.

V, V0 Displays result codes in Number (1) format (digits).

V1

Displays result codes as text.

V2 Displays result codes in Number (2) format (digits).

X

n

Extended Result Code,Dial Tone Detect,and Busy Tone Detect

The X

n

command sets three configuration options simultaneously:

Extended

Dial T

one Busy Tone

Result Code Detect Detect

X0 Disable

Disable Disable

X1 Enable

Disable Disable

X2

Enable

Enable Disable

X3 Enable

Disable Enable

X4

Enable

Enable Enable

X5 Add/EC

Enable Enable

X6 Add/V42,MNP

Enable

Enable

X7 Use DTE Rate

Enable Enable

EXTENDED RESULT CODE

Informational messages such as VF (line) connect rate and Error Control are displayed with the result codes.

Disable. Displays basic result codes: OK, CONNECT, RING, NO CARRIER, and ERROR.

Enable.

Displays basic result codes in addition to the CONNECT rate message (for example, CONNECT 14400).

Contents

Main Plus Quick Installation for the COMSPHERE 3825 Modem COMSPHERE 3825 Plus Modem Users Guide 3825-A2-GB30-20 Warranty, Sales, and Service Information Trademarks Important Safety Instructions Notices Government Requirements and Equipment Return United States Notice To Users Of The Public Switched Telephone Network Within the U.S.A., call 1-800-870-2221 Canada United Kingdom Ringer Equivalence Number Connection to Leased Lines Connection to Supply Mains All European Countries Japan Notices Restrictions Table of Contents Preface 1. Introduction 2. 3825Plus Modem Installation 3. Fax Operation Page Page Preface Objectives and Reader Assumptions How to Use This Manual Related Documents Introduction Features Modem Front Panel and Status Indicators Status Indicators (LEDs) Table 1-1 LEDs Label Color Indicates Plus 3825 Modem Installation Modem Package Customer-Supplied Equipment Installation DTE Connection Dial-Line Connection 2-Wire Leased-Line Connection Telephone Connection AC Power Transformer Connection Modem Power-Up Selecting Factory Configuration Options Recovering AT Commands Recovering AT Commands Initialization Strings V.25bis Applications Synchronous Leased-Line Applications AT&T Exclusive Dialing for DATAKIT Applications Fax Operation Fax Operation AT Commands and S-Registers Operating Modes Switching Between Data Mode and Online Command Mode Escape Sequence and Escape Guard Time Command Guidelines AT Command List Page (2 of 14) AT Commands x ATDT9,5551234 (3 of 14) AT Commands (4 of 14) AT Commands r r (5 of 14) AT Commands (6 of 14) AT Commands (7 of 14) AT Commands (8 of 14) AT Commands (9 of 14) AT Commands Recovering AT Commands (10 of 14) AT Commands (11 of 14) AT Commands n n x (12 of 14) AT Commands (13 of 14) 3825 AT Commands (14 of 14) AT Commands n S-Register List (2 of 10) S-Registers (3 of 10) S-Registers (4 of 10) S-Registers (5 of 10) S-Registers (6 of 10) S-Registers (7 of 10) S-Registers (8 of 10) S-Registers (9 of 10) S-Registers (10 of 10) S-Registers Security Password Types Originate Security Answer Security Callback Security Security Configuration Examples DTE Only VF Only VF and DTE Callback Table 4-3 Security Commands Page Remote Access Remote Access Page A Result Codes Table A-1 (1 of 3) Result Codes Numbers (1) Numbers (2) Word Description Table A-1 Result Codes Numbers (1) DescriptionWordNumbers (2) Page B Troubleshooting Page Table B-4 Modem VF Connection Symptom Action terbo, Page Automatic Firmware Download Download Failure C Technical Specifications Table C-1 (1 of 2) Model 3825 Technical Specifications Specifications Description Page D Pin Assignments EIA-232-E Pin Assignments JM8 to RJ11 Crossover Cable CCITT V.25bis Dialing Commands and Responses E Call Request Commands Call Request with Number Provided (CRN) Call Request with Stored Memory Address Provided (CRS) Call Response Call Failure Indication (CFI) Call Answer Commands Incoming Call (INC) Disregard Incoming Call (DIC) Connect Incoming Call (CIC) Program Normal (PRN) Command Response Valid (VAL) Invalid (INV) Page Country-Specific Configuration Options F Configuration Options by Country Page Page Page Page Glossary Page Page Page Page Page Page Index Symbols Numbers A B C D E F H I J L P Q R S T U V W X