Paradyne 3825PLUS User Manual

COMSPHERE3825PLUS MODEMUSER’S GUIDEDocument No. 3825-A2-GB30-41February 2002

COMSPHERE 3825Plus Modemii January 1999 3825-A2-GB30-404. AT Commands and S-RegistersOverview 4-1. . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemGlossary-8 January 1999 3825-A2-GB30-40

Index-13825-A2-GB30-40 January 1999IndexSymbols! (hook flash), 4-4“,” dial modifier (Pause), 4-4“,” Pause Time (S8), 4-18“;” (return to command mode),

COMSPHERE 3825Plus ModemIndex-2 January 1999 3825-A2-GB30-40AT commands, continuedY (Long Space Disconnect), 4-7Z (Reset and Load Active), 4-7AT&T

IndexIndex-33825-A2-GB30-40 January 1999escape sequence (+++), 4-1, 4-17ETC (Enhanced Throughput Cellular), 4-10, 4-26&F Factory Defaults, 4-9&am

COMSPHERE 3825Plus ModemIndex-4 January 1999 3825-A2-GB30-40Qquiet answer, 4-4RR (Reverse dial), 4-4recovering use of AT commands, 2-5redialing, autom

IndexIndex-53825-A2-GB30-40 January 1999UUNIX, factory default for, 4-9upgrade instructions, B-5VV.21 or V.22 modulation, 4-3V.25bis applications, 2-

COMSPHERE 3825Plus ModemIndex-6 January 1999 3825-A2-GB30-40This page intentionally left blank.

00282600– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Table of Contentsiii3825-A2-GB30-40 January 1999F. Country-Specific Configuration OptionsConfiguration Options by Country F-1. . . . . . . . . . . .

COMSPHERE 3825Plus Modemiv January 1999 3825-A2-GB30-40This page intentionally left blank.

v3825-A2-GB30-40 January 1999PrefaceObjectives and ReaderAssumptionsThis manual describes how to install and operate the3825Plus modem. It is intended

COMSPHERE 3825Plus Modemvi January 1999 3825-A2-GB30-40This page intentionally left blank.

1-13825-A2-GB30-40 January 1999IntroductionOverview 1-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus Modem1-2 January 1999 3825-A2-GB30-40• High-speed transmission using asynchronous,synchronous, or UNIX devices over full- orhalf-du

Introduction1-33825-A2-GB30-40 January 1999Table 1-13825Plus LEDsLabelColor IndicatesEC/SQ green Error Control/Signal QualityON: The modem is in Erro

COMSPHERE 3825Plus Modem1-4 January 1999 3825-A2-GB30-40

2-13825-A2-GB30-41 February 20023825Plus Modem InstallationOverview 2-1. . . .

COMSPHERE 3825Plus ModemAFebruary 2002 3825-A2-GB30-41COMSPHERE3825Plus ModemUs

COMSPHERE 3825Plus Modem2-2 January 1999 3825-A2-GB30-403825Plus InstallationBefore installing your standalone modem, make sureyour installation site

3825Plus Modem Installation2-33825-A2-GB30-40 January 1999DTE ConnectionUse the following procedure to connect the RS-232-Ecable from the modem to th

COMSPHERE 3825Plus Modem2-4 January 1999 3825-A2-GB30-40Modem Power-UpOnce your modem is properly connected to the DTE,dial or leased lines, and ac ou

3825Plus Modem Installation2-53825-A2-GB30-40 January 1999The selected factory configuration is saved.NOTEWhen configuring your modem,keep a record o

COMSPHERE 3825Plus Modem2-6 January 1999 3825-A2-GB30-403. To save changes, use the &W command:TYPE: AT&WnWhere: n is one of the following sto

3-13825-A2-GB30-40 January 1999Fax OperationOverview 3-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus Modem3-2 January 1999 3825-A2-GB30-40

4-13825-A2-GB30-40 January 1999AT Commands and S-RegistersOverview 4-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus Modem4-2 January 1999 3825-A2-GB30-40To enter online Command mode while in Data mode,enter the following sequence:TYPE: +++Use the

AT Commands and S-Registers4-33825-A2-GB30-40 January 1999Table 4-1(1 of 14)3825Plus AT Commands***  AT Command Recovery ModeAllows the modem to rem

Safety InstructionsB3825-A2-GB30-40 January 1999!Important Safety Instructions1. Read and follow all warning notices and instructions marked on the pr

COMSPHERE 3825Plus Modem4-4 January 1999 3825-A2-GB30-40Table 4-1(2 of 14)3825Plus AT CommandsDn  DialBegins the dialing sequence. The dial string n

AT Commands and S-Registers4-53825-A2-GB30-40 January 1999Table 4-1(3 of 14)3825Plus AT CommandsHn  Hook Switch ControlAllows the modem to go off-ho

COMSPHERE 3825Plus Modem4-6 January 1999 3825-A2-GB30-40Table 4-1(4 of 14)3825Plus AT CommandsQn  Result CodesResult codes are informational messages

AT Commands and S-Registers4-73825-A2-GB30-40 January 1999Table 4-1(5 of 14)3825Plus AT CommandsXn, continuedAdd/EC. If error control is negotiated,

COMSPHERE 3825Plus Modem4-8 January 1999 3825-A2-GB30-40Table 4-1(6 of 14)3825Plus AT Commands&&P1  Clone RemoteCopies the firmware from the

AT Commands and S-Registers4-93825-A2-GB30-40 January 1999Table 4-1(7 of 14)3825Plus AT Commands&Fn  Select Factory Default Configuration Option

COMSPHERE 3825Plus Modem4-10 January 1999 3825-A2-GB30-40Table 4-1(8 of 14)3825Plus AT Commands&In  Dial Transmit Level for Cellular AutoWhen Dia

AT Commands and S-Registers4-113825-A2-GB30-40 January 1999Table 4-1(9 of 14)3825Plus AT Commands&Mn or &Qn  Async/Sync Mode and DTE Dialer

COMSPHERE 3825Plus Modem4-12 January 1999 3825-A2-GB30-40Table 4-1(10 of 14)3825Plus AT Commands&Sn  DSR Control Data Set Ready (DSR) is a signal

AT Commands and S-Registers4-133825-A2-GB30-40 January 1999Table 4-1(11 of 14)3825Plus AT Commands&Xn  Transmit Clock SourceDetermines the sourc

COMSPHERE 3825Plus ModemC January 1999 3825-A2-GB30-40Notices              

COMSPHERE 3825Plus Modem4-14 January 1999 3825-A2-GB30-40Table 4-1(12 of 14)3825Plus AT Commands%Cn  MNP5 Data CompressionDetermines if the modem use

AT Commands and S-Registers4-153825-A2-GB30-40 January 1999Table 4-1(13 of 14)3825Plus AT Commands\Kn  Buffer Control, Send Break Control, Break For

COMSPHERE 3825Plus Modem4-16 January 1999 3825-A2-GB30-40Table 4-1(14 of 14)3825Plus AT Commands\Tn  No Data Disconnect TimerForces the modem to disc

AT Commands and S-Registers4-173825-A2-GB30-40 January 1999S-Register ListS-registers affect the operating parameters of the3825Plus modem. These reg

COMSPHERE 3825Plus Modem4-18 January 1999 3825-A2-GB30-40Table 4-2(2 of 10)3825Plus S-RegistersS4  Line Feed CharacterDetermines ASCII value used as

AT Commands and S-Registers4-193825-A2-GB30-40 January 1999Table 4-2(3 of 10)3825Plus S-RegistersS14  Asymmetric Rate ModeRegister determines whethe

COMSPHERE 3825Plus Modem4-20 January 1999 3825-A2-GB30-40Table 4-2(4 of 10)3825Plus S-RegistersS41  Dial-Line RateDetermines the modem’s highest data

AT Commands and S-Registers4-213825-A2-GB30-40 January 1999Table 4-2(5 of 10)3825Plus S-RegistersS44  Leased-Line RateDetermines the modem’s highest

COMSPHERE 3825Plus Modem4-22 January 1999 3825-A2-GB30-40Table 4-2(6 of 10)3825Plus S-RegistersS49  Transmit Buffer Disconnect DelayDetermines the ma

AT Commands and S-Registers4-233825-A2-GB30-40 January 1999Table 4-2(7 of 10)3825Plus S-RegistersS63  V.25bis Idle CharacterIdentifies to the modem

Safety InstructionsD3825-A2-GB30-40 January 1999Government Requirements and Equipment ReturnCertain governments require that instructions pertaining t

COMSPHERE 3825Plus Modem4-24 January 1999 3825-A2-GB30-40Table 4-2(8 of 10)3825Plus S-RegistersS74  Network Position Identification Register identifi

AT Commands and S-Registers4-253825-A2-GB30-40 January 1999Table 4-2(9 of 10)3825Plus S-RegistersS80  No Data Disconnect Trigger SignalRegister dete

COMSPHERE 3825Plus Modem4-26 January 1999 3825-A2-GB30-40Table 4-2(10 of 10)3825Plus S-RegistersS89  V.42 ARQ Window Size IncreaseRegister allows the

AT Commands and S-Registers4-273825-A2-GB30-40 January 1999SecuritySecurity configuration on the 3825Plus modem isperformed using the AT commands and

COMSPHERE 3825Plus Modem4-28 January 1999 3825-A2-GB30-40Callback SecurityCallback Security causes the responding modem todisconnect and call back to

AT Commands and S-Registers4-293825-A2-GB30-40 January 1999User A dials this modem by following the phonenumber with a wait dial modifier and the VF

COMSPHERE 3825Plus Modem4-30 January 1999 3825-A2-GB30-40Table 4-3(2 of 3)3825Plus Security CommandsS67  Callback SecurityDetermines whether Callback

AT Commands and S-Registers4-313825-A2-GB30-40 January 1999Table 4-3(3 of 3)3825Plus Security CommandsS97  DTE Password Termination CharacterDetermi

COMSPHERE 3825Plus Modem4-32 January 1999 3825-A2-GB30-40This page intentionally left blank.

5-13825-A2-GB30-40 January 1999Remote AccessOverview 5-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemE January 1999 3825-A2-GB30-40CanadaNotice To The Users Of The Canadian Public Switched Telephone NetworkThe Canadian Departme

COMSPHERE 3825Plus Modem5-2 January 1999 3825-A2-GB30-40NOTEIf a connection is not establishedbetween a local COMSPHEREmodem and a remote 3825Plusmode

A-13825-A2-GB30-40 January 1999Result CodesOverview A-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemA-2 January 1999 3825-A2-GB30-40Table A-1(1 of 3)Result CodesNumbers (1) Numbers (2) Word Description0 0 OK Command executed1

Result CodesA-33825-A2-GB30-40 January 1999Table A-1(2 of 3)Result CodesNumbers (1) DescriptionWordNumbers (2)17 17 CONNECT 16800* Connection at 16,8

COMSPHERE 3825Plus ModemA-4 January 1999 3825-A2-GB30-40Table A-1(3 of 3)Result CodesNumbers (1) DescriptionWordNumbers (2)43 43 CONNECT 21600/ EC***

B-13825-A2-GB30-40 January 1999TroubleshootingOverview B-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemB-2 January 1999 3825-A2-GB30-40Table B-2Online OperationSymptomActionData scrambled orunreadableVerify that the character for

TroubleshootingB-33825-A2-GB30-40 January 1999Table B-4(2 of 3)Modem – VF ConnectionSymptom ActionModem goes off-hook,answers, but does notconnect (c

COMSPHERE 3825Plus ModemB-4 January 1999 3825-A2-GB30-40Table B-4(3 of 3)Modem – VF ConnectionSymptom ActionModem establishes anddisconnects a callYou

TroubleshootingB-53825-A2-GB30-40 January 1999Table B-6Fax OperationSymptomActionModem cannot send orreceive a faxMake sure that your fax software is

Safety InstructionsF3825-A2-GB30-40 January 1999United KingdomRinger Equivalence NumberThe Ringer Equivalence Number (REN) is a customer guide indicat

COMSPHERE 3825Plus ModemB-6 January 1999 3825-A2-GB30-40This page intentionally left blank.

C-13825-A2-GB30-40 January 1999Technical SpecificationsTable C-1(1 of 2)Model 3825Plus Technical SpecificationsSpecificationsDescriptionAPPROVALS Refe

COMSPHERE 3825Plus ModemC-2 January 1999 3825-A2-GB30-40Table C-1(2 of 2)Model 3825Plus Technical SpecificationsSpecifications DescriptionENVIRONMENTO

D-13825-A2-GB30-40 January 1999Pin AssignmentsEIA-232-E Pin Assignments D-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemD-2 January 1999 3825-A2-GB30-40JM8 to RJ11 Crossover CableFor 2-wire leased-line connections to a JM8 networkinterface, an 8-

E-13825-A2-GB30-40 January 1999CCITT V.25bis Dialing Commandsand ResponsesOverview E-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemE-2 January 1999 3825-A2-GB30-40Call Request CommandsCall Request commands are issued from the DTE tothe modem and are respons

CCITT V.25bis Dialing Commands and ResponsesE-33825-A2-GB30-40 January 1999Call Connecting (CNX)The CNX response informs the DTE that the modemhas co

COMSPHERE 3825Plus ModemE-4 January 1999 3825-A2-GB30-40Command ResponseA Command Response indicates that the commandentered was a valid or invalid en

CCITT V.25bis Dialing Commands and ResponsesE-53825-A2-GB30-40 January 1999Table E-2 lists V.25bis response messages supported bythe 3825Plus modem.T

COMSPHERE 3825Plus ModemG January 1999 3825-A2-GB30-40JapanNoticesThis equipment is in the 2nd Class category (information equipment tobe used in a re

COMSPHERE 3825Plus ModemE-6 January 1999 3825-A2-GB30-40

F-13825-A2-GB30-40 January 1999Country-Specific ConfigurationOptionsConfiguration Options by Country Code F-1. . . . . . . . . . . . . . . . . . . . .

COMSPHERE 3825Plus ModemF-2 January 1999 3825-A2-GB30-40Table F-1(1 of 5)Configuration Options by Country (A through M)Strap Description DCP Choice AT

Country-Specific Configuration OptionsF-33825-A2-GB30-40 January 1999Table F-1(2 of 5)Configuration Options by Country (A through M)AustraliaJapanIta

COMSPHERE 3825Plus ModemF-4 January 1999 3825-A2-GB30-40Table F-1(3 of 5)Configuration Options by Country (A through M)AustraliaJapanItalyIsraelGerman

Country-Specific Configuration OptionsF-53825-A2-GB30-40 January 1999Table F-1(4 of 5)Configuration Options by Country (A through M)AustraliaJapanIta

COMSPHERE 3825Plus ModemF-6 January 1999 3825-A2-GB30-40Table F-1(5 of 5)Configuration Options by Country (A through M)AustraliaJapanItalyIsraelGerman

Country-Specific Configuration OptionsF-73825-A2-GB30-40 January 1999Table F-2(1 of 5)Configuration Options by Country (N through Z)Strap Description

COMSPHERE 3825Plus ModemF-8 January 1999 3825-A2-GB30-40Table F-2(2 of 5)Configuration Options by Country (N through Z)NetherlandsUnited KingdomTurkey

Country-Specific Configuration OptionsF-93825-A2-GB30-40 January 1999Table F-2(3 of 5)Configuration Options by Country (N through Z)NetherlandsUnited

i3825-A2-GB30-40 January 1999Table of ContentsPrefaceObjectives and Reader Assumptions v. . . . . . . . . . . . . . . . . . . . . . . . . How to Use T

COMSPHERE 3825Plus ModemF-10 January 1999 3825-A2-GB30-40Table F-2(4 of 5)Configuration Options by Country (N through Z)NetherlandsUnited KingdomTurke

Country-Specific Configuration OptionsF-113825-A2-GB30-40 January 1999Table F-2(5 of 5)Configuration Options by Country (N through Z)NetherlandsUnite

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Glossary-13825-A2-GB30-40 January 1999GlossaryActive (Operating) A configuration area containing configuration options currently in use by the modem.

COMSPHERE 3825Plus ModemGlossary-2 January 1999 3825-A2-GB30-40automode To change modulations or rates within a modulation when modems first connect.

GlossaryGlossary-33825-A2-GB30-40 January 1999Customer 1 A user-defined configuration area containing customized configuration options for a specific

COMSPHERE 3825Plus ModemGlossary-4 January 1999 3825-A2-GB30-40DTMF Dual Tone Multi-Frequency. DTMF tones are the sounds produced by pressing the keys

GlossaryGlossary-53825-A2-GB30-40 January 1999leased line A private line connection exclusively for the user. No dialing is necessary.LED Light-Emitt

COMSPHERE 3825Plus ModemGlossary-6 January 1999 3825-A2-GB30-40register A part of the modem’s memory that contains values that determine the modem’s o

GlossaryGlossary-73825-A2-GB30-40 January 1999V.32bis A standard for modems operating full-duplex with asynchronous or synchronous data over dialnetw