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ZyXEL Communications U-336SA user manual Command Function

Models: U-336S U-336SA

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The command AT*Hn will modify the nth user password. You will be prompted to enter the supervisor password first and then be prompted to enter the nth user password.

Levels of security:

Command	Function
*G0	Disable security function.
*G1	Enable type 1 and level 1 security, with password
	check.
*G2	Enable type 1 and level 2 security, with password check
	and callback.
*G3	Enable type 2 and level 1 security, with password
	check.
*G4	Enable type 2 and level 2 security, with password check
	and callback.
*G5	Enable type 2 and level 2 security, with password check
	and callback, remote site enters the callback number.

ONOTE: BEFORE THE SECURITY TYPE OR LEVEL CAN BE CHANGED, THE MODEM REQUIRES THE SUPERVISOR PASSWORD.

For type 2 security, the remote site will be prompted to enter the user password. A maximum of 3 tries in 40 seconds is allowed. If a correct password is not entered within this time limit the line will be disconnected. If the remote site is to enter the callback number it will be prompted to do so.

52 Special Functions

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ZyXEL Communications U-336SA user manual Command Function

Contents

ZyXEL ZyXEL Limited Warranty FCC Part 15 Information Copyright 1999 by ZyXELAcknowledgments Information for Canadian Users Page Contacting ZyXEL ∙ E-mailVii Viii Contents LCD Panel Operation Leased Line Operation Fax Operation Upgrading Your Modem Page Introduction Required EquipmentModem Features Standard FeaturesIntelligent Features Technical Specifications Fax Compatibility∙ Audio Monitor programmable volume control Introduction Installation Front PanelFront Panel LEDs U-336SA Front PanelFront Panel Switches Rear Panel MarkingsModem Connection ∙ EIA-232DU-336S Modem Connections Powering Up Idle ScreenUnderstanding AT Commands Basic Modem OperationUsing the Windows 95 Hyper Terminal Program Dialing using the ATD Command Dialing and Answering TechniquesATS0=0 Auto-Answer and Hook ControlsATS0=n +++ ATHQuick Tips when issuing AT Commands Command DescriptionATV0 ATV1 AT Command Set/Type Example Modem Result Codes Viewing S Register ValuesNon-Volatile Memory Changing S Register ValuesSaving Settings and User Profiles Storing Phone NumbersDialing Stored Phone Numbers Helpful Hints for PC Computers Default Modem Settings for PC’s AT Command DescriptionZyXEL Serial/Parallel I/O Card Mac Serial Port Special AT Command Settings for MacHelpful Hints for Mac Computers Mac Software TipsBasic Modem Settings for Unix Helpful Hints for UNIX-Based ComputersSerial Cable Unix Software Tips Basic Modem Operation LCD Panel Operation LCD Panel2LO Panel OperationInformation Example 2LAMenu Tree LED Status ScreenDialing Double Arrows on The ScreenDial Memory Storing a NumberView and Store a Number Dialing a NumberManual Dial ATDATD ATA ATH Repeat Last DialAuto Answer AtdlDialing Messages Disconnecting On-line Status Screen Display Unit/Meaning On-line Status Screen Display UnitOn-line Status Screen Status Display Unit On OFFDISCONNECTING…… MIN MAXPanel Lock 25bis Command Set Syntax Command with Description ParametersClock Options Command State Options Dialing from Synchronous ModeRTS Options Answering from Synchronous Mode Auto-AnswerManual Answer AT-Command Description Connecting to a Leased LinePower Level Setting Leased Line OperationAborting from Leased-Line Operation Manual ConnectAuto Handshake AT*M0Terminating a Leased Line Connection Leased Line Operation Special Functions Security FunctionsLevels of Security User Passwords Command Function Remote Configuration AT*RabAT*Wab Caller Number Delivery Caller ID Ring Here is an example Distinctive Ring Type Bit on Ring Sequence Extended Distinctive Ring EDR Setting Up EDR S51 Bit-mapped register default Bits Bin Dec DescriptionEDR Application Example Bits Bin Dec Description Report Ring six timesCID/EDR RD RD EDR Special Functions Special Functions Fax Operation Fax BasicsModem as Fax Machine ITU-T T.30 Fax ProtocolFax Command sets Defining the Fax Command Sets+FTM=MOD Class 1 Command SetCommand Value Description +FTH=MODClass 2 Command Set Command Syntax Description+FBADLIN= +FBUF?+FCON Fax Operation +FDR +FK+FMDL? +FMFR? +FPHCTO=+FREV? Command Value Description Enable polling Class 2 Command Responses Value Function and Description+FCFR +FPOLL Class 2.0 Command SetResponse Value Function and Description +FVOICE+FBS? +FCO+FDT +FIP+FKS +FMI? +FMM?+FMR? DCE HEX+FCICSI ID +FNF A0-BF+FNC +FNSID TSI Extended Fax AT Command Set+FTI +FVOSet the modem into V17G3 FAX mode same function #Pstring Field Description Flow Control DISCONNECT0DISCONNECT1 Fax Reception from a BBS String Error Level ConnectAT Command Set Summaries Basic AT Command SetCommand Options Function & Description AT Command Set Summaries AT Command Set Summaries Description of ATI2 Output UPXData Type Description Output Output Value Description ParameterAT Command Set Summaries Extended AT& Command Set DTE/DCEAT Command Set Summaries AT Command Set Summaries AT Command Set Summaries AT Command Set Summaries AT Command Set Summaries Extended AT* Command Set AT Command Set Summaries AT Command Set Summaries AT Command Set Summaries AT Command Set Summaries Register Descriptions Command Function & Description +RefStatus Registers & Result Codes Basic S-Registers ATSn=xCommand Bit Dec Hex Function and description Extended S-Registers ATSn=xStatus Registers & Result Codes Status Registers & Result Codes Status Registers & Result Codes Speed detection ATX1 ATX2 ATX3 ATX4 Status Registers & Result Codes Status Registers & Result Codes Status Registers & Result Codes Status Registers & Result Codes ATA Status Registers & Result Codes Status Registers & Result Codes Status Registers & Result Codes Status Registers & Result Codes Status Registers & Result Codes +FCLASS=? Result Code Options ATXn Result Code Option Table@ $ NONE, ARQ Result Code Field DescriptionsField Name Possible Values LapmConnect Strings for Error Corrected Connections Numerical VerboseDiagnostics Troubleshooting DiagnosticsPower-On Self Test Resetting The Modem Loopback Tests Local Digital Loopback Test AT&T3 Indicator Lights Line Condition Status DisplayReceived Signal Power Level RX Count of the local modems requests to change the rate Trouble Shooting AT Command Set ProblemsCommand Echo Problems Answer Problems Dialing Problems Data Transfer ProblemsConnection Problems Upgrading Your Modem Upgrading by Flash EpromKernel Recovery Mode Connector Pinouts Phone Jack PinoutsPC Serial Port Pinouts Connector Pinouts Macintosh Serial Port Pinouts Mac Modem Description DinConnector Pinouts Basics ITU-T T.30 fax protocol, 64 Using Modem as Fax IndexSerial cable Software tips