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Global Carrier 56 Modem User’s Guide
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Install
RS-232 Signals
Password
Error Correction
Inactivity Timer
Ring Indicator RI Pin
Connecting the Cables
Warranty
Configuring the Modem
25BIS RST Reset
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Global Carrier 56 Modem
User’s Guide
0049-2200-001
Rev. A
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Contents
Global Carrier 56 Modem User’s Guide
Page
Technical Support
Contact Information
Mailing List
Contents
106
203
248
Dumb Mode
Error Correction
AT Commands
RS-232 Signals
Additional Items You Need
Unpacking Your Hardware
Back View
Hardware Overview
Front View
DTE RS232
Finding a Suitable Location
Installation Summary
Set Connector Power Input
Connecting the Cables
Telco/Dial Line Telephone
Windows
Driver Installation
Windows ME
Modem LED Display
Line Modulation One
Front Panel Mode LEDs
Three Four
Multiple Commands
AT Commands
Escape Sequence
Help Command
Repeat Command
Dialling
Response Codes
Dial Modifiers
Stored Number Dialling
Hanging Up
Answering Calls
ATCommands
Terminal Speeds
Selecting Speeds
90 & V.34 Typical Settings
Setting Terminal Speeds
Line Speeds
Example 3 Dialling information services at 1200 bps or
32bis Modem Typical Settings
Example 2 Dialling other modems at 19,200 bps V.34 or V.FC
Example 2 Dialling other modems at 14,400 bps or V.32bis
Example 3 Answering incoming calls
RTS/CTS Flow Control
Flow Control
XON/XOFF Flow Control
Transparent XON/XOFF Flow Control
Command Timer
Inactivity Timer
Failsafe Flow Control
AT\T5
Viewing the Current Configuration
Configuring the Modem
Error Correction Protocols
Error Correction
Auto-Reliable Mode
Reliable Mode
Data Compression
Improving Performance with MNP
Cellular Modem Users
Speed Changes
ATCommands
Security Menu
Entering a Security Password
Adding and Changing Users
Removing Users
Access Record
Listing Existing Users
Quitting the Menu
Enabling Modem Security
Callback Security
Downloading the Security File
Integrating Caller ID into the Security Database
Encryption
DES Multikey
SuperSecure Advanced Security Mode
Entering a Key for Each User
Ringing
Accessing a System Using SuperSecure
Enabling Rotating Secondary Keys
Password Expiry Option
Entering a New Password in the Local Modem’s Database
Entering a Password in the Remote Modem’s Database
Minimum Password Length
Security Database Lock Option
Outdial Disable Option
General Notes on Data Security
Dial Stored Phone Numbers Only Option
Synchronous Operation
Synchronous Modes
Selecting Synchronous Mode
Synchronous Mode
Dialling
Answering Calls
Hanging Up
Dialling
Calling and AnsweringUsing &L1
Smart Leased- Line Mode
Leased Line Operations
Auto Leased Line Operation &L2 or &L3
Wire Leased Line setup via audio port
Selecting Communications Speeds
Setting Up your Modem
Hints for Unix Computers and Multiplexers
Dialling in Dumb Mode
Using the Talk /Data Button to Dial
Using DTR to Dial
Answering Calls in Dumb Mode
Manual Answering
Switch
Option Switches
Description
AT%F
Selecting V.25bis Operation
25bis Operations
25bis Commands
Overridden Settings
Data Formats
Verbal Meaning
25bis Indications
Hanging Up
Direct Dialling
Selecting Speeds
Modem Cable
DB25 Pin Signal
Synchronous Character Encoding
Asynchronous Notes
Hdlc Notes
AT-SDR=0
Distinctive Ring Commands
AT-SDR=7
Enabling the Caller ID Function
Caller ID
AT#CID?
Integrating Caller ID into the Security Database
AT#CID=?
Distinctive Ringing ‘Tune’ Option
Call Log Format
Call Logging
Options
+++ Escape Sequence
See Also
ATA, ATD, ATH, ATZ, AT&T
Remote Access Sequence
Request remote access
AT?
AT? Interactive Command Help
AT?&T
Repeat Last Command
ATA Answer
ATBn Select Communications Standard
Command Speed
B10 32 at 4800bps
B11 32 at 7200bps B12
See Also
Example
ATD Dial
Pause
Dial Modifiers
Reverse mode
Return to local command state
@ wait for quiet answer
Initiate MNP 10 at 1200 bps
Or disable calling tones
MNP 10 Cellular Option
Last number redial
=n dial stored phone number n
Hook flash
Wait for dial tone
See Also
Range
ATE Echo
ATE0
ATH0
ATH Hang Up
ATH1
ATH2
ATI Identity
Range See Also
ATL Speaker Volume Control
ATL0
ATL1
ATM0
ATM Monitor
ATM2
ATM3
ATO Return to On-line State
ATO28
ATO27
ATO29
ATO30
ATQ1
ATQ Quiet Suppress Response Codes
ATQ2
ATR Set Terminal Speed
ATR28
ATR26
ATR38
ATR57
ATSn? Display S Register Value
ATSn= Set S Register Value
Verbal Numeric Meaning
ATV Verbal Response Codes
ATW0
ATW Connection Speed Information
ATW1
ATX Extended Response Codes
Command
ATZ0
ATZn Restore Configuration Profile
ATZ1
ATZ2
Range Options
AT&B Character Length
AT&C0
AT&C Controlling Data Carrier Detect
AT&C2
AT&C3
AT&D0
AT&D Controlling Data Terminal Ready
AT&D1
AT&D3
AT&F. Reinitialise Modem
AT&F0
AT&F Restore Factory Defaults
AT&F1
AT&F2
AT&G1
AT&G Guard Tone
AT&G2
AT&H1
AT&H Clock Control
AT&K0
AT&K Flow Control
AT&K4
AT&K5
Modem to the computer
AT&L Leased Line
AT&M1
AT&M Synchronous/Asynchronous Mode
AT&M2
AT&M4
Range See Also
AT&N0
AT&N Abort Connection
AT&R1
AT&R RTS/CTS Control
AT&S1
AT&S Controlling DSR
AT&S2
AT&Vn View Active Configuration Profile
AT&W0
AT&Wn Write Configuration Parameters
AT&W1
AT&W2
AT&X1
AT&X Transmit Clock
AT&X2
AT&Y0
AT&Yn Select Stored Profile on Power Up
AT&Y1
AT&Y2
AT&Z Stored Phone Number
AT#A0
AT#A Universal Remote Access
AT#A1
Range
AT#B1
AT#B 1200bps Originate Mode
AT#C0
AT#C V.25 Calling Tones
AT#CID Caller ID
AT#CID1
AT#CID0
AT#CID2
AT#CID3
AT#D1
AT#D V.25bis Direct Calling
AT#E1
AT#E Encryption
AT#E2
AT#E3
AT#H Display Help
AT#I1
AT#I V.22bis Leased Line
AT#J0
AT#J V.42 Capability Checking
AT#K0
AT#K MNP 10 mode
AT#K2
AT#M1
AT#M Command Mode Selection
AT#M2
AT#M3
AT#N1
AT#N V.25bis Character Encoding
AT#O1
AT#O Buffer Overflow
AT#O2
AT#O3
AT#Q V.25bis Terminal Speed
AT#R Enable Remote Control
AT#S Security Menu
AT#U1
AT#U V.25bis Character Set
AT#V0
AT#V Verifier
AT%B2
AT%B AutoAnswer Setting
Examples
AT%C Compression Control
AT%D Set Disconnect Delay
AT%E0
AT%E Auto EQM Retrain
AT%E1
AT%F0
AT%F DTR/DSR override
AT%H1
AT%H MNP 10 Negotiation Speed
AT%H2
AT%H3
AT%K1
AT%K CTS During Dial and Handshake
AT%L Display Line Signal Level
11-19
AT%Ln Transmit Level Data Mode
AT%M1
AT%M Mode LED Indication
AT%N1
AT%N Non-Standard Terminal Speeds
AT%N2
AT%P1
AT%P Connect Message Timing
AT%Q
AT%Q Line Signal Quality
AT%R1
AT%R CTS Override
AT%R2
AT%S1
AT%S DSR Override
AT%T1
AT%T DCD Override
AT%U1
AT%U V.42 Response Codes
AT%U2
AT%W1
AT%W Welcome Message
AT\A0
AT\A MNP Block Size
AT\A1
AT\A2
AT\Bn Generate Break
Default See Also
AT\B4
AT\J1
AT\J Auto-Reliable Fallback
AT\K Break Control
Default
AT\N Asynchronous Operating Mode
See Also
AT\Q Extended Flow Control
AT\S
AT\S Display Active Configuration
AT\Tn Inactivity Timer Data Mode
AT\V1
AT\V Error Correction Response Codes
AT\V8
AT\V9
AT\X1
AT\X XON/XOFF Pass Through
AT*K Select Primary DES KEY from Stored Keys
Default Range See Also
AT*R1
AT*R V.13 Remote RTS Signalling
AT*S Change Current User Password
AT*T1
AT*T Auto Call Redial
AT*V1
AT*V Maximum V.42bis Dictionary Size
AT*W Welcome Message Text
AT*Y1
AT*Y Escape Seq. Detection in Sync
AT+ICF Character Framing and Parity Select
Mod
AT+MS Select Modulation
Automode
Maxrate
Minrate
Xlaw
Connecting with 56k technology
Rbsignaling
Nn Automode
+MS
AT+MS=? Reporting Supports Options
AT-Q0
AT-Q MNP10 Fallback to V.22bis
AT-DATE Time & Date
AT-LOG
AT-LOG Call Log
AT-LOG2
ATE V.32 compromise Equaliser
25BIS CIC Connect Incoming Call
Modifier Meaning
25BIS CRN Dial
CRS command Dial Stored Number Register
25BIS CRS Dial Stored Number
25BIS DIC Disregard Incoming Call
CRS
25BIS PRN Stored Phone Number
25BIS RST Reset
Introduction
Register Settings and Modem Memory
Reading and Changing S Registers
Page
ATS0 Rings Before Answer
Default Range
ATS1 Ring Count
ATS2 Escape Sequence Character
ATS3 Carriage Return Character
Default Example
ATS4 Line Feed Character
ATS5 Backspace Character
ATS6 Dial Tone Wait Time
ATS7 Wait for Carrier
ATS8 Pause Dial Modifier Delay
ATS9 Carrier Detect Response Time
ATS10 Lost Carrier/Hang Up Delay
ATS11 Dtmf Tone Timing
ATS12 Escape Sequence Guard Time
ATS16
ATS16 Test in Progress read only
ATS18 Test Timer
ATS25 DTR Loss Detection
ATS26 RTS/CTS Delay
ATS27 Delay Before Dial
ATS29 Hook Flash Duration
Data Mode
ATS30 Inactivity Timer
Voice Mode
ATS105Voice ‘Dead-man’ Timer
ATS33 EQM Threshold Value
ATS38 Disconnect Delay
Value Meaning
ATS42 Modem Disconnect Reason
ATS43 Break Sequence Length
ATS45 V.22bis EQM Threshold Value
ATS57 DTR High Detection
ATS62 V.42 Detection Timer
ATS66 Remote Access Guard Time
ATS67 Remote Access Character
ATS69 Command Line Time-out
ATS71 Ignore Incoming Call
ATS74 Disconnect Reason for Prev. Call
ATS80 Flow Control High Water Mark
ATS81 Flow Control Low Water Mark
ATS82 Failsafe Flow Control Overrun
ATS95 Extended Response Codes
ATS96 Help Page Width
ATS97 Help Page Length
ATS30
ATS105 Voice ‘Dead Man’ Timer
EQM
ATS122 AutoRateChange
ATS123 AutoRateChange
ATS124 Duration EQM
Modem Response Codes
25bis Indications
Modem Response Codes
Transmit Data TxD Pin
Signal Ground SG Pin
Receive Data RxD Pin
Request To Send RTS Pin
Data Carrier Detect DCD Pin
Ring Indicator RI Pin
Transmit Clock TxC Pin
Receive Clock RxC Pin
Standard RS-232 Examples
General Commands
Abbreviated Command List
Page
Answer mode
Page
#CID0
S0=0 No AutoAnswer
Mod Possible Rates bps
Dial Modifiers
Distinctive Ring Commands
AbbreviatedCommandList
Page
Ascii
Ansi
BBS
BPS
Character Set
Contention
Clear to Send CTS
Clock
CRT
CPU
CTS
DCE
DCD
DTE
Eeprom
Ebcdic
EIA
Mail
ETX
ENQ
Hdlc
Hertz Hz
Header
Horizontal Redundancy Checking HRC
Host Computer
ITU
ISO
LED
Log Off
Log on
Longitudinal Redundancy Check
Loopback
Pabx
NAK
PEP
PBX
RAM
Prom
RTS
ROM
Sdlc
SIG
STX
SOH
SYN
XON/XOFF
ZModem
Caller ID
Command Sets
Encryption
Error Correction
Environmental
Humidity
Product Warranty
Return Merchandise Authorization RMA Procedure
RMA Procedure
Department of Canada Statement
Compliances
Compliances
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