AC International MTA128ST-USB manual Profile 2 &F2 V.120 Asynchronous Operation

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MultiModemISDN User Guide

S53=2048	Maximum X.75 buffer size is 2048 characters
&S1	DSR follows DCD
V1	Select verbose messages
!Z=6	Enable V.110 data protocol

Profile 2 (&F2) — V.120 Asynchronous Operation

AT COMMAND	DESCRIPTION
&C1	DCD functions normally
$D0	Disable persistent DTR dialing
&D1	Hang up when DTR drops
E1	Enable command mode echo
&E4	Enable hardware flow control
&E6	Discard XON/XOFF characters
&E13	Enable pacing
#X0	Disable Sending Multiple Xoff Characters
&J0	Disable Automatic Channel Bundling
%E1	Enable +++ escape method
%E4	No OK response to +++ or <break> escape
&R1	CTS always high
S0=1	Answer after 1 ring
S2=43	Set escape character to + (ASCII 43)
S3=13	Set carriage return character to CR (ASCII 13)
S4=10	Set line feed character to LF (ASCII 10)
S5=8	Set backspace character to BS (ASCII 8)
S7=45	Wait 45 seconds for connection before aborting
S10=20	Set DCD drop time to 700 ms
S25=5	Set DTR detect time to 500 ms
S32=20	Set escape sequence guard time to 2 seconds
S34=2	Set maximum escape sequence character length
S50=1	Caller Line ID enabled
S52=1	Auto-Protocol Detection enabled
S53=2048	Maximum X.75 buffer size is 2048 characters
&S1	DSR follows DCD
V1	Select verbose messages
!Z=5	Enable V.120 data protocol

Profile 3 (&F3) — X.75 Asynchronous Operation

AT COMMAND	DESCRIPTION
&C1	DCD functions normally
$D0	Disable persistent DTR dialing
&D1	Hang up when DTR drops
E1	Enable command mode echo
&E4	Enable hardware flow control
&E6	Discard XON/XOFF characters
&E13	Enable pacing
#X0	Disable Sending Multiple Xoff Characters
&J0	Disable Automatic Channel Bundling
%E1	Enable +++ escape method
%E4	No OK response to +++ or <break> escape

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Contents User Guide User Guide Contents Troubleshooting Introduction and Description Introduction Product DescriptionUniversal Serial Bus USB MultiModemISDN User GuideManual Organization Introduction and DescriptionFeatures Technical Specifications LED IndicatorsHardware Installation Unpacking Your MTA128ST-USB Safety Warning Telecom/ISDN-STHardware Installation MultiModem Isdn User Guide Connecting the MTA128ST-USB to Your SystemAssembling the MTA128ST-USB Connecting to Your Computer Connecting to PowerConnecting to Your Isdn Network Terminator Connecting to Analog EquipmentLED Indicators Hardware Installation Data Protocol ReferencesSoftware Installation and Configuration Install Hardware Device Drivers dialog box displays Installing in WindowsSoftware Installation and Configuration If the Digital Signature Not Found dialog box displays Page MTA128ST-USB CDC ML-PPP Properties dialog box displays Upgrade Device Driver Wizard dialog box displaysChanging the Modem Descriptor Windows Start Device Driver Installation dialog box displays Installing in Windows Software Installation and Configuration MultiModemISDN User Guide Update Device Driver Wizard dialog box displays MTA128ST-USB ML-PPP Properties dialog box displaysUpgrade Device Driver Wizard dialog box displays Software Installation and Configuration Click Start Settings Control Panel Removing Your Old Device from Windows 2000 and Windows 98Configuration Network ConfigurationAT commands AT!N1= and AT*!N1= Call Control ConfigurationAT commands AT!C6= and AT*!C6= Dialing Stored Numbers Isdn MTA128ST-USB Configuration Utility To Install in Windows 2000/98/95Windows 2000 Dial-Up Networking MultiModemISDN User Guide If you select Accept incoming connections MultiModemISDN User Guide Windows 98/95 Dial-Up Networking MultiModemISDN User Guide AT Commands Using AT Commands to Configure the MTA128ST-USBAT Commands, S-Registers and Result Codes Entering AT Commands AT Commands, S-Registers, and Result CodesAT Commands by Function Command ImplementationData Call Commands A97=n A97=0A97=1 C0=2 Net3D3=0-63 D3=240D3=241 DN=1EN=n EN=1EN=2 D98RXG10 N2=nRXGn =12 L5 and L6Connect String normally it is issued by itself ATZ E4, &E6, &E13 E12E13 #X0MultiModemISDN User Guide ROM $DnData Call Commands Command DSn Registers Register SummaryAT Commands, S-Registers, and Result Codes MultiModemISDN User Guide S34 S30S31 S44 S45S49 S50Ring S51S53 S54S17 S18AT Commands, S-Registers, and Result Codes S58 S59S62 S60S61 S65 S63S64 S67 S68S69 S70S71 S73S77 S75S76 S80 Result Codes Using AT Commands to Operate the MTA128ST-USB Making a CallModes of Operation DialingAnswering a Call Hanging Up Troubleshooting None of the LEDs light when the MTA128ST-USB is on Troubleshooting MTA128ST-USB dials but cannot make a connectionYou can place data calls but not voice calls or vice versa MTA128ST-USB disconnects while online MultiModemISDN User Guide Warranty, Service, and Technical Support Addendum for International Products Limited WarrantyAddendum for North American Products Software User License Agreement Out of Warranty Repair Costs On-line Warranty RegistrationWarranty, Service and Tech Support MultiModem Isdn User Guide Contacting Technical Support ServiceTechnical Support Ordering Accessories Using FlashWizard to Upgrade Firmware Upgrading the MTA128ST-USB with FlashWizardAppendixes EMC, Safety, and Terminal Directive Compliance Appendix a Regulatory ComplianceClass B Statement FCC Part Industry CanadaQuick Setup Example MultiVOIP 200 User GuideProfile 1 &F1 V.110 Asynchronous Operation Profile 2 &F2 V.120 Asynchronous Operation Profile 4 &F4 ML-PPP Asynchronous Operation Glossary Symbol GlossaryMultiModemISDN User Guide Glossary MultiModemISDN User Guide Glossary 100 101 TA- See terminal adapter102 103 Index Index 10542, 52 106Isdn MTA128ST-USB Config utility 107Rings 108