Multi-Tech Systems MT2456SMI22 manual 22bis FastConnect Command, $F Fast Connect Control

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Chapter 4 - V.22bis Commands

V.22bis FastConnect Command

$F Fast Connect Control

This command allows configuring of the client modem to connect to a central site modem that supports non-standard V.22 and V.22bis Fast Connect protocols.

Syntax $F<n>

Defined Values

<n> Decimal number which specifies the initial requested mode of operation when the modem is operating as the originator. The options are:

0Normal connection (Default)

1Fast Connect without answer tone

2Reserved

3Fast Connect with answer tone

Multi-Tech Systems, Inc. MT2456SMI-22 SocketModem Developer’s Guide

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Contents SocketModem Country By Email By Phone PN S000281A, Version aContents Product Description Product Description SpecificationsSpeed Conversion Technical SpecificationsMaximum Component Height Physical DimensionsPin Descriptions Pin Configurations3V DC Power 3V and 5V Serial SocketModem Handling PrecautionsInput High Input Low Outputs Output High Output LowDTE/DCE Commands Generic Modem Control CommandsCall Control Commands Modulation Control CommandsSynchronous Access Mode Commands Error Control and Data Compression CommandsFast Connect Command Line Side Device CommandsSoft Reset and Restore Profile 22bis Generic Modem Control CommandsOperating Mode +VCID Caller ID CIDIdentification +GCI Country of InstallationProcedure Restore Factory Configuration ProfileLocal Analog Loopback Test Load to Internal RAMCommand Echo 22bis DTE/DCE-Modem Interface commandsQuiet Result Codes Control Result Code FormExtended Result Codes Connect Ring No Carrier Error No Dial Tone Busy No AnswerRlsd Option Short Form Long Form Value in ATXn CommandResult Codes OK 0 or DTR OptionRTS/CTS Option \G Modem-to-Modem Flow Control XON/XOFF+IFC DTE-Modem Local Flow Control +IBC In Band Commands Entering and Exiting In Band Active StateEM Shielding Data Command Hex Codes Description Supported DTE-to-DCE Commands Supported DCE-to-DTE CommandsBand Processing of AT Commands 22bis Call Control Commands DialDial Modifiers Result Code Set Pulse Dial Default Set Tone Dial DefaultReturn to On-Line Data Mode Speaker VolumeMSpeaker Control Display Current Configuration and Stored ProfilesSelect Guard Tone Select Pulse Dial Make/Break RatioReport Line Signal Level \V Single Line Connect Message EnableReport Line Signal Quality Display Blacklisted NumbersNO. Phone Number -DELAY Display Delayed NumbersBehavior in Data Mode Syntax *D Example+PCW Call Waiting Enable Reporting Selected Values+VDR Distinctive Ring Table of +MS Command Supported Rates 22bis Modulation Control Commands+MS Modulation Selection SyntaxITU-T or Bell Enable/Disable Line Quality Monitor and Auto-Retrain+ESR Selective Repeat 22bis Error Control and Data Compression Commands+ETBM Call Termination Buffer Management \B Transmit Break to RemoteBreak Control Result Codes OK 0 to 5 Error Otherwise+ESA Configure Synchronous Access Submode 22bis Synchronous Access Mode CommandsReporting Selected Options +ESA?+ITF? Transmit Flow Control Thresholds22bis FastConnect Command $F Fast Connect ControlSyntax $Fn Defined Values Threshold Adjustments for Telephony Extension 22bis Line Side Device CommandsTRV Tip and Ring Voltage Measurement ResponseRead/Write S-Parameter 22bis S-ParametersSummary of S-Parameter Defaults Register Function Range/Units DefaultAscii S1 Ring Counter S0 Number of Rings to Auto-AnswerS2 Escape Character S3 Carriage Return CharacterS10 Lost Carrier To Hang Up Delay S8 Pause Time For Dial DelayS12 Escape Prompt Delay EPD S9 Carrier Detect Response TimeS19 Reserved S16 Test Mode Bit Mapped Options StatusS20 Reserved S21 V.24/General Bit Mapped Options StatusS25 Delay To DTR Off S24 Sleep Inactivity TimerS26 RTS to CTS Delay S22 Speaker/Results Bit Mapped Options StatusS27 Bit Mapped Options Status S30 Disconnect Inactivity TimerS28 Bit Mapped Options Status S29 Flash Dial Modifier TimeS36 Lapm Failure Control S38 Delay Before Forced Hang UpS37 Desired Line Connection Speed S39 Flow Control Bit Mapped Options StatusS48 V.42 Negotiation Action S41 General Bit Mapped Options StatusS82 Break Handling Options S86 Call Failure Reason CodeS95 Extended Result Codes Control S91 Pstn Transmit Attenuation LevelTable of Result Code Definitions 22bis Result CodesCode Message Meaning Connect75TX/1200RX Is enabled Figure A-1. Serial Test/Demo Board Block Diagram Block DiagramCountry Certifications Product Safety and EMC ApprovalsCountry Country Code More plannedHardware Considerations Regulatory Design ConsiderationsSafety Qty Name Description SocketModem PlacementCompliance Multi-Tech Systems, Inc. ComplianceTelecom Requirements for the United States Label Physical Characteristics Label Content and FormatTelecommunications Regulations for Canada Labeling Continuity and ChangesOther Label Requirements Industry Canada New Zealand Telecom Warning NoticeEMC, Safety, and R&TTE Directive Compliance International Modem RestrictionsSouth African Statement Index Index