AC International MTA128ST-USB manual

Model MT A128ST -USB External ISDN T erminal Adapter User Guide[...]

User Guide Model MT A128ST -USB P/N 8831 1703 Revision D Copyright ©1999, by Multi-T ech Systems, Inc. All rights reserved. This publication may not be reproduced, in whole or in part, without prior expressed written permission from Multi-T ech Systems, Inc. Multi-T ech Systems, Inc. makes no representations or warranties with respect to the conte[...]

iii Contents Chapter 1 - Introduction and Description Introduction ................................................................................................................... .............................. 6 Product Description ............................................................................................................ .....[...]

Channel Bundling Flag Dialing .................................................................................................. ........... 7 2 Canceling a Call ............................................................................................................... ................... 7 3 Storing a T elephone Number ........................[...]

Chapter 1 - Introduction and Description[...]

6 MultiModemISDN User Guide Introduction Welcome to the world of data communications. Y ou have acquired one of the finest ISDN terminal adapters (T A) available today from one of America’ s oldest and most respected modem manufacturers: Multi-T ech Systems, Inc. This user guide will help you install, configure, test and use your terminal adapter[...]

7 Chapter 1 - Introduction and Description Manual Organization This manual is divided into six chapters and two appendixes: Chapter 1: Introduction and Description —Summarizes product features, lists technical specifications, and provides an overview of the manual’ s organization. Chapter 2: Hardware Installation —Describes how to connect the[...]

8 MultiModemISDN User Guide Features The MT A128ST -USB communicates over public ISDN telephone lines. Features include: • Compatibility with EuroISDN (ETSI/DSS1/NET3), French VN4, and Japanese INS64 switch protocols • USB interface for easy installation; hot-swappable (Windows 2000 and Windows 98) with other USB devices without restarting or r[...]

9 Chapter 1 - Introduction and Description T echnical Specifications Y our MT A128ST -USB terminal adapter meets the following specifications: T rade Name MultiModemISDN Model Number MT A128ST -USB (International) Network Interface Four-wire S/T interface Switch Compatibility EuroISDN (ETSI/DSS1/NET3), VN4, INS64, U.S. NI-1, A T&T 5ESS, DMS-100[...]

Chapter 2 - Hardware Installation[...]

11 Chapter 2 - Hardware Installation Introduction This chapter details the contents of the MT A128ST -USB shipping container , describes each cable connection, and describes the LED indicators. Unpacking Y our MT A128ST -USB The shipping box contains the MT A128ST -USB, an external power supply , one RJ-45 line cord, one USB cable, your Quick Start[...]

12 MultiModem ISDN User Guide Assembling the MT A128ST -USB The only assembly required is to mount the feet on the bottom of your unit (See Figure 2-2). Peel the four self-adhesive plastic feet off the backing strip and press them into the recesses on the bottom of the MT A128ST -USB. Figure 2-2. Mounting the Feet Connecting the MT A128ST -USB to Y[...]

13 Chapter 2 - Hardware Installation Connecting to Y our Computer 1. Plug the 4-pin flat end (T ype A) into a USB port connector on your computer or laptop. Note: Do NOT plug the D-shaped end (T ype B) of the USB cable into the USB connector on the back panel of the MT A128ST -USB at this time. Y ou will be dir ected to make the connection wh[...]

14 MultiModem ISDN User Guide LED Indicators The ten LED indicators on the front panel (see Figure 2-4) of the MT A128ST -USB report status and line activity . TD RD LS B1 B2 TR OH 128 P1 P2 USB ISDN Modem with Analog Port Figure 2-4: Front Panel TD T ransmit Data Flashes when data is being transmitted (on for a space, off for a mark). RD Receive D[...]

15 Chapter 2 - Hardware Installation P1 Data Protocol Lights in combination with P2 and 128 LEDs to indicate which data protocol (V .1 10 [build MT A128ST-USB only] , V .120, X.75, PPP , MLPPP) is in use as shown in the table below . P2 Data Protocol Lights in combination with P1 and 128 LEDs to indicate which data protocol (V .1 10*, V .120, X.75,[...]

Chapter 3 - Software Installation and Configuration[...]

17 Chapter 3 - Software Installation and Configuration Introduction This chapter describes how to install the MT A128ST -USB driver software and discusses how to configure the unit to match your ISDN service and remote terminal adapter (T A). MT A128ST -USB driver software is installed in Windows 2000, Windows 98, and Windows 95 operating environme[...]

18 MultiModemISDN User Guide 6. The Locate Driver Files dialog box displays. V erify that the “ Floppy disk drives ” option is selected and click Next > . 7. If the Digital Signature Not Found dialog box displays, click Ye s to continue. 8. The Found New Hardware Wizard asking you to insert the installation diskette displays. In the Copy man[...]

19 Chapter 3 - Software Installation and Configuration 9. The Driver Files Search Results dialog box displays. Windows indicates it has found the device drivers and is ready to copy them to your computer . Click Next > . 1 0. Windows copies the files to your computer and then displays the Completing the Found New Hardware Wizard dialog box. Clic[...]

20 MultiModemISDN User Guide Changing the Modem Descriptor (Windows 2000) The following procedure describes how you can change the description of the terminal adapter . The default descriptor is MT A128ST -USB CDC ML-PPP . Note : If you need assistance, contact Multi-T ech s T echnical Suppor t gr oup. 1. Click Start | Settings | Control Panel |[...]

21 Chapter 3 - Software Installation and Configuration 9. The Install Hardware Device Drivers dialog box displays. Select “ Display a list of the known drivers for this device ... ” and then click Next > . 1 0 . The Install New Modem dialog box displays. Select the appropriate descriptor (e.g., MT A128ST -USB CDC V .120 async) and click Next[...]

22 MultiModemISDN User Guide 1 2 . If the Digital Signature Not Found screen displays, click Ye s to continue the installation. 13.The Completing the Upgrade Device Driver W izard dialog box displays. Click Finish . 1 4 . The Properties dialog box displays. Click Close and then close all remaining screens. Installing in Windows 98 1. Power up your [...]

23 Chapter 3 - Software Installation and Configuration 5. The Add New Hardware W izard dialog box displays. V erify that the “ Search for the best driver for your device. (Recommended) ” option is selected and click Next > . 6. The Add New Hardware W izard dialog box displays. V erify that “ Specify a location ” is selected. T ype A:Win[...]

24 MultiModemISDN User Guide 8. Windows proceeds to copy the files to the system and then displays the Add New Hardware Wizard dialog box, indicating that Windows has finished installing the software. Click Finish to complete the installation and exit the wizard. Note: Click My Computer | Properties | Device Manager to verify that the driver softwa[...]

25 Chapter 3 - Software Installation and Configuration Changing the Modem Descriptor (Windows 98) The following procedure describes how you can change the description of the terminal adapter . The default descriptor is MT A128ST -USB ML-PPP . Note : If you need assistance, contact Multi-T ech s T echnical Support group. 1. Click Start | Settings[...]

26 MultiModemISDN User Guide 8. The Update Device Driver W izard dialog box displays. Select “ Display a list of all the drivers in a specific location, ... ” and then click Next > . 9. The Upgrade Device Driver W izard dialog box displays. Select the appropriate descriptor (e.g., MT A128ST -USB V .120 async) and click Next > . 1 0 . The [...]

27 Chapter 3 - Software Installation and Configuration 1 1 . The Update Device Driver Wizard dialog box displays indicating that it is ready to install the selected driver . Click Next > to begin installation. 1 2 . Once installtion is completed, the Update Device Driver Wizard dialog box displays, indicating Windows has finished installing the [...]

28 MultiModemISDN User Guide Installing in Windows 95 Only certain versions of Windows 95 (OSR2.1, Revision C) offer support for USB peripherals. If you are unsure if your Windows 95 system supports USB, a free USB evaluation utility is available from the Shopping Bag page at http://www .usb.org/shopping_bag.html . Down-load the utility (287K) and [...]

29 Chapter 3 - Software Installation and Configuration Configuration Run the ISDN MT A128ST -USB configuration utility for North American customized ISDN settings. Note : For Europe, run the configuration utility to customize the settings of the terminal adapter such as configuring Multiple Subscriber Numbers (MSNs). Configure the unit to match you[...]

30 MultiModemISDN User Guide Data MSN ___________________________________ The Data MSN (Multiple Subscriber Number) allows a caller to specify an individual MT A128ST -USB when more than one unit is connected to your network terminator . If you don ’ t assign a value to the MSN, the unit accepts all incoming calls. If you only assign a base addre[...]

31 Chapter 3 - Software Installation and Configuration Data Protocol ________________________________ The data protocol, also known as the B-channel protocol and the rate adaption protocol, is the language spoken over each 64 Kbps channel between two ISDN devices. The devices on both ends of the ISDN link must use identical protocols. A T command: [...]

32 MultiModemISDN User Guide ISDN MT A128ST -USB Configuration Utility Use the ISDN MT A128ST -USB Configuration Utility with computers running W indows 2000/98/95 operating systems only . Because it is a software utility , you can use it to create and store as many different configurations as you wish. To Install in Windows 2000/98/95 1. When inst[...]

33 Chapter 3 - Software Installation and Configuration Windows 2000 Dial-Up Networking The following instructions describe all Dial-Up Networking connection options under Windows 2000 as well as guide you through setting up a Dial-up Networking connection to an Internet Service Provider (ISP). Note : If you are connecting to the Internet, make sure[...]

34 MultiModemISDN User Guide The process for completing your Dial-Up Networking connection will vary based on the connection type selected in the previous step. If you select Dial-up to private network and have only one modem installed: a . The Phone Number to Dial dialog box is displayed. Enter the phone number of the computer , network or Interne[...]

35 Chapter 3 - Software Installation and Configuration f . The Step 2 of 3: Internet account logon information dialog box is displayed. Enter the user name and password you will use for your Internet account. Click Next> . g . The Step 3 of 3: Configuring your computer dialog box is displayed. In the box provided, enter a descriptive name for th[...]

36 MultiModemISDN User Guide The Allowed Users dialog box is displayed. Select the check box next to the name of each user you want to allow to connect to this computer . Click Next> . c. If you select Guest , the Select a Device dialog box is displayed. Select the COM port you ’ d like to use for this connection from the list. Click Next> [...]

37 Chapter 3 - Software Installation and Configuration Windows 98/95 Dial-Up Networking Windows 98/95 includes a remote-node client called Dial-Up Networking (DUN). Before beginning, make certain Dial-Up Networking and TCP/IP are installed on your computer . 1 . T o begin your set up: a. In Windows 95, Click Start | Programs | Accessories | Dial-Up[...]

38 MultiModemISDN User Guide 5 . The Make New Connection dialog box displays indicating you have created a new Dial-Up connection. Click Finish . 6 . From the Dial-Up Networking folder , right click on the Dial-Up Connection just created and select Properties to open the Modem Properties dialog box. 7 . The Modem Properties dialog box displays. Cli[...]

39 Chapter 3 - Software Installation and Configuration 9 . The TCP/IP Settings dialog box displays. If your ISP provided you with an IP address for your computer , select Specify an IP address and enter the static address in the box provided. If your ISP requires you to enter an IP address for their name server (DNS), select Specify name server add[...]

Chapter 4 - A T Commands, S-Registers and Result Codes[...]

41 Chapter 4 - A T Commands, S-Registers, and Result Codes Introduction One of the ways you can communicate with and configure your MT A128ST -USB is to use A T commands. A T commands are so-called because, with only a few exceptions, each command string begins with the characters AT . Using A T commands, you can read and set parameters, and perfor[...]

42 MultiModemISDN User Guide A T Commands by Function Command Implementation A T Attention code Return Command execution +++A T<cr> In-band escape code <break>A T<cr> Out-of-band escape code Switch Configuration %A97 Dialing method !C0 Switch type !C6 Data SPID *!C6 V oice SPID !D3 SAPI-0 data TEI *!D3 SAPI-0 voice TEI !L List DN,[...]

43 Chapter 4 - A T Commands, S-Registers, and Result Codes Data Call Commands A Answer D Dial DS n Dial Stored telephone number &J n Channel Bundling H Hang up In Display product information O n Return on-line @Config Start ConfigMenu Command Implementation Command: AT Function: Attention Code V alues: n /a Default: n/a Description: The attenti[...]

44 MultiModemISDN User Guide Switch Configuration Commands Use the following commands to select your network switch type (e.g., EuroISDN Net3) and to specify other information required to make an ISDN connection. Command: %A97=n Function: Dialing Method V alues: n = 0 or 1 Default: %A97=0 (En bloc) Description: Standardized ISDN signaling protocols[...]

45 Chapter 4 - A T Commands, S-Registers, and Result Codes Command: !D3=n Function: SAPI-0 Data TEI V alues: n = 0 – 63, 240 (auto), 241 (disable) Default: !D3=240 (Auto TEI) Description: Use !D3= to set the terminal endpoint identifier (TEI) for the data channel. A TEI is a number used by the central of fice switch to identify uniquely each devi[...]

46 MultiModemISDN User Guide Command: !EN=n Function: Enable Data DN/MSN V alues: n = 1 or 2 Default: All ports are enabled. Description: !ENn enables a Data DN/MSN which will put it back in service for accepting and originating data calls. !EN=1 Enable Data DN/MSN 1 !EN=2 Enable Data DN/MSN 2 Command: *!EN=n Function: Enable V oice DN/MSN V alues:[...]

47 Chapter 4 - A T Commands, S-Registers, and Result Codes Command: !N2=n Function: Data DN/MSN 2 V alues: n=25-character string Default: Null string Description: Data DN/MSN 2 accommodates the functionality for handling acceptance of incoming data. Data DN/MSN 2 can be set to the same value as the V oice DN/MSN or Data DN/MSN 1. See the !N1= comma[...]

48 MultiModemISDN User Guide !Z=6 V .1 10 protocol* !Z=9 ML-PPP protocol !Z=12 X.75 protocol * The MT A128ST -USB is manufactur ed in two builds. T o determine the build of your terminal adapter (T A), issue the A TI2 command in a terminal window . If the T A responds to the command with MT A128ST - USB , then it supports V .1 10. If your T A r eso[...]

49 Chapter 4 - A T Commands, S-Registers, and Result Codes Command: Sr=n Function: Set Register V alue V alues: r = S-register number; n varies Default: None Description: Use Sr=n to set value of an S-register , where r is the number of the S- register , and n is the value you want to set. See S-Registers in this chapter for more information. Comma[...]

50 MultiModemISDN User Guide result is the same as turning the modem off and on. When you enter AT Z , the state of the &W command determines where the default values originate. The &W0 defaults come from the customized configuration in NVRAM, and &W1 defaults come from the factory default configuration in ROM. Because Z clears the comm[...]

51 Chapter 4 - A T Commands, S-Registers, and Result Codes &D4 Ignores DTR when answering a data call. If DTR is low when an incoming data call is present, the T A will answer the call. If DTR goes high during that call, nothing will happen. However , if DTR goes high and then drops for the minimum time specified by S25, then the call will be d[...]

52 MultiModemISDN User Guide Command: &Fn Function: Load Quick Setup Profile V alues: n = 0 – 4 Default: &F0 Description: For quick setup, the T A includes six Quick Setup Profiles, each contains configuration parameters for a specific type of port operation. T o load a Quick Setup Profile into active memory , use &Fn, where n is the [...]

53 Chapter 4 - A T Commands, S-Registers, and Result Codes Description: Controls state of DSR (Data Set Ready) signal on RS232E/V .24 nterface. A high DSR signal indicates to the computer that T A is ready to transmit data. &S0 DSR is always high. &S1 DSR acts normally; that is, it follows the state of the CD signal, which goes high when th[...]

54 MultiModemISDN User Guide Command: $MBn Function: V .1 10 Network Rate* V alues: n = 600, 1200, 2400, 4800, 9600, 19200, 38400 Defa ult: $MB38400 Description: If S77=1, then the network rate of the V .1 10 connection will match that of $MB (S76). If a V .1 10 call is received and S77=1, then the incoming V .1 10 network rate must match $MB (S76)[...]

55 Chapter 4 - A T Commands, S-Registers, and Result Codes Command: DSn Function: Dialing a Stored T elephone Number V alues: n = 0 – 9 Default: n = 0 Description: T o dial a stored telephone number , type &DSn in terminal mode, where n is the location of the number you want to dial. For example, type A TDS3 <cr> dials a telephone store[...]

56 MultiModemISDN User Guide S-Registers S-registers are sections of memory in which values are stored that affect how the MT A128ST -USB operates. S-registers are so-called because each has a name that begins with the character S. Use the S command to assign a value or to read the current value of an S-register . T o assign a value to an S-registe[...]

57 Chapter 4 - A T Commands, S-Registers, and Result Codes S7 5 Maximum V .1 10 Buf fer Size S7 6 V .1 10 Network rate S7 7 V .1 10 Network Rate Control S80 Persistent DTR Dialing Delay Note: V .1 10 is supported in build MT A128ST -USB only . S-Register: S0 Function: Number of Rings Until Answer Unit: 1 ring Range: 0 – 255 Default: 1 Description[...]

58 MultiModemISDN User Guide S-Register: S5 Function: Backspace Character Unit: Decimal ASCII code Range: 0 – 32, 127 Default: 8 (^H) Description: Specifies the character used by the T A to delete the previous character in the command line. S-Register: S7 Function: Wait for Connection (Abort T imer) Unit: 1 second Range: 0 – 255 Default: 45 Des[...]

59 Chapter 4 - A T Commands, S-Registers, and Result Codes S-register: S30 Function: On-line Inactivity T imer Unit: 1 minute Range: n=0 Does not disconnect n=1 – 255 Default: 0 (does not disconnect) Description: Makes the T A disconnect a data connection if no data is transmitted or received for the specified time. It will NOT cause a POTS call [...]

60 MultiModemISDN User Guide S-Register: S44 Function: POTS Port Ring Frequency Unit: Decimal ASCII code Range: 2 – 4 Default: 2 (25 Hz) Description: Controls the ring frequency from the POTS port. S44=n where: n = 2 25 Hz ring frequency n = 3 20 Hz ring frequency n = 4 16.67 Hz ring frequency S-register: S45 Function: Use Dial T one from Central[...]

61 Chapter 4 - A T Commands, S-Registers, and Result Codes not define a means of conveying Calling Party information to the terminal for ISDN voice calls. CLI information is included only with the first RING message for a given incoming call and appears as: RING FM: 5552000 T O: 5551000 If the Calling Party Number information is not included in the[...]

62 MultiModemISDN User Guide n=0 Disable n= 1 Detect n =2 Detect and Select Note: V .1 10 support is available in build MT A128ST -USB only . S-Register: S53 Function: Maximum X.75 Buffer Size Unit: 1 byte Range: n=64 - 2048 Default: 2048 (bytes) Description: S53 allows the maximum buf fer size of an X.75 frame to be customized. T ypically a smalle[...]

63 Chapter 4 - A T Commands, S-Registers, and Result Codes 6 4 Subscriber 9 6 Abbreviated Numbering Plan 0 Unknown 1 ISDN/telephony 3 Data 4 T elex 8 National standard 9 Private Default: 128 (disabled) Description: Modifies the value of Octet 3 of the Calling Party Number Information Element that is sent within the SETUP message for data and POTS p[...]

64 MultiModemISDN User Guide S-register: S58 Function: Client-side Authentication Protocol Negotiation Unit: Decimal ASCII code Range: n=1 P AP n = 2 P AP between T A and PC; CHAP MD5 between T A and server n = 3 ANY authentication protocol Default: 1 (P AP) Description: Sets the client-side authentication protocol to be negotiated during the Link [...]

65 Chapter 4 - A T Commands, S-Registers, and Result Codes scheme to drop a channel due to analog calls. Note: Using the DBA scheme on the host-side requires that you specify a Data Directory Number or MSN. Refer to your T A Owner ’ s Manual for information on how to specify a Data Directory Number or MSN. S-register: S60 Function: Bandwidth-on-D[...]

66 MultiModemISDN User Guide S-register: S63 Function: Bandwidth-on-Demand Low Throughput Threshold Unit: Kbps Range: n= 0 – 64 (Kbps) Default: 26 (26 Kbps) Description: Sets BOD Low Throughput Threshold, which determines whether second channel should be disconnected due to low throughput. Refer to the BOD description and how the Low Throughput T[...]

67 Chapter 4 - A T Commands, S-Registers, and Result Codes 3 Austria 4 Belgium 5 Cyprus 6 Denmark 7 Finland 8 France 9 Germany 1 1 0 Germany 2 1 1 Greece 1 2 Iceland 1 3 Ireland 1 4 Italy 1 5 Luxembourg 1 1 6 Luxembourg 2 1 7 Malta 1 8 Netherlands 1 9 Norway 2 0 Portugal 2 1 Spain 2 2 Sweden 2 3 Switzerland 1 2 4 Switzerland 2 2 5 United Kingdom 1 [...]

68 MultiModemISDN User Guide Description: Sets the duration of the first active period of the ring signal. Any value given to this S-register is rounded down to the nearest 5 ms. For example, S68=1234 sets S68 to 1230 ms (1.23 seconds). S-register: S69 Function: First Idle Duration Unit: 1 ms Range: 5 – 9995 Default: 4000 ms Description: Sets the[...]

69 Chapter 4 - A T Commands, S-Registers, and Result Codes Globally Assigned MAC Address (S73=3) options currently generate a random value similar to the PPP Magic-Number Block, except that the length of the Endpoint Discriminator follows according to the specifications for the respective type. Refer to RFC 1990 for more information about the Multi[...]

70 MultiModemISDN User Guide Default: 2 (use $MB(S76) or Auto Sync on Answer) Description: The Network Rate for V .1 10 will be determined by S76 ($MB). If S77=1, then the network rate will be set to that of S76 ($MB) and if the network does not match that of the peer device, then the connection will fail. Properties of S77=1 apply to both received[...]

71 Chapter 4 - A T Commands, S-Registers, and Result Codes Result Codes When the MT A128ST -USB (T A) receives an A T command from the computer or terminal, it attempts to execute the command, then sends a status message to the computer or terminal that reports the result of the command. The T A provides you with several of these response messages,[...]

72 MultiModemISDN User Guide Using A T Commands to Operate the MT A128ST -USB Y ou can configure and operate the MT A128ST -USB entirely with A T commands if you like. But remember , you can issue A T commands only from a terminal or from a computer running a communications program in terminal mode. This section describes how to use A T commands fo[...]

73 Chapter 4 - A T Commands, S-Registers, and Result Codes Note: In W indows 2000 and W indows 98/95, if the Use Country Code and Area Code box is checked in the Properties window for dial-up connection, the bundling modifier (i.e., &, + or !) is r emoved from the dialing string when the user attempts to make a connection. The solution is to no[...]

74 MultiModemISDN User Guide Hanging Up T o hang up a call, escape to online command mode ( +++A T< cr > ), then enter the H command ( A TH< cr > ). The escape sequence and hang up command can be combined into one command string: +++A TH< cr > .[...]

Chapter 5 - T roubleshooting[...]

76 MultiModemISDN User Guide Introduction This chapter describes basic problems you may run into with your MT A128ST -USB and how to solve them. Y our MT A128ST -USB was thoroughly tested at the factory before it was shipped. If you are unable to make a successful connection, or if you experience data loss during your connection, check the followin[...]

77 Chapter 5 - T roubleshooting the MT A128ST -USB from the DOS prompt.) • Make sure you are in terminal mode in your data communications program. Then type AT and press ENTER. If you get an OK response, your connections are good and the problem may be in your phonebook entry or session settings. • If you don ’ t get an OK , the problem may s[...]

78 MultiModemISDN User Guide • No terminal adapter at the other end. • A faulty communications device, computer , or software at the other end. • Incompatibility between communications devices. • An improperly configured MT A128ST -USB. Narrow the list of possibilities by using extended result codes. T o enable them, enter A TV1X2 and press[...]

79 Chapter 5 - T roubleshooting The MT A128ST -USB disconnects while online • Check for loose connections between the MT A128ST -USB and the computer , the ISDN jack, and AC power . • The problem may have originated at the other end of the line. T ry again. • If you were online with a BBS or online service, it may have hung up on you because [...]

80 MultiModemISDN User Guide sending terminal adapter , then the packet size can be greater than 1024, and Zmodem transfers the data without bad packet errors. Note: The MT A128ST -USB is manufactur ed in two builds. T o determine the build of your terminal adapter (T A), issue the A TI2 command in a terminal window . If the T A responds to the com[...]

Chapter 6 - W arranty , Service, and T echnical Support[...]

82 MultiModem ISDN User Guide Introduction This chapter begins your MT A128ST -USB ’ s five-year warranty . If you have questions or problems with your unit carefully read the next section, T echnical Support . It includes the technical support telephone numbers and information on how to send in your terminal adapter should you require service. T[...]

83 Chapter 6 - W arranty , Service and T ech Support Please direct your questions regarding technical matters, product configuration, verification that the product is defective, etc., to our T echnical Support department nearest you. When calling the U.S., please direct your questions regarding repair expediting, receiving, shipping, billing, etc.,[...]

84 MultiModem ISDN User Guide original for backup or archival purposes. Customer shall NOT copy, or translate into any language, in whole or in part, any documentation which is provided by MTS in printed form under this Agreement. 3. OTHER RESTRICTIONS. The software may not be assigned, sublicensed, translated or otherwise transferred by Customer w[...]

85 Chapter 6 - W arranty , Service and T ech Support T echnical Support Multi-T ech provides free technical support for as long as your product remains in service. Before calling T echnical Support, please complete the Recording Modem Information section below . Also check your cables to ensure they are connected properly . T o contact our T echnic[...]

86 MultiModem ISDN User Guide Ordering Accessories SupplyNet, Inc. supplies replacement transformers, cables and connectors for select Multi-T ech products. Y ou can place an order with SupplyNet via mail, phone, fax or the Internet at: Mail: SupplyNet, Inc. 614 Corporate W ay V alley Cottage, NY 10989 Phone: 800 826-0279 Fax: 914 267-2420 Email: i[...]

87 Chapter 6 - W arranty , Service and T ech Support Upgrading the MT A128ST -USB with FlashWizard The MT A128ST -USB has a flash PROM, which contains firmware code for the hardware. At various times, Multi-T ech may add enhancements and/or fixes to the firmware. The flash technology used in the MT A128ST -USB lets you load these upgrades into the [...]

Appendixes[...]

89 Appendixes Appendix A: Regulatory Compliance Class B Statement FCC Part 15 This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment gen[...]

90 MultiVOIP 200 User Guide Appendix B: Configuration Profiles Quick Setup Factory Profiles For quick setup, the MT A128ST -USB includes six Quick Setup Factory Profiles, each of which is configured for a specific type of port operation. Y ou can load a Quick Setup Factory Profile into active memory by using the command &Fn, in which n is the n[...]

91 Appendixes S0=1 Answer after 1 ring S2=43 Se t escape character to + (ASCII 43) S3=13 Se t c a rriage 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 W ait 45 seconds for connection before aborting S10=20 Set DCD drop time to 700 ms S25=5 Set DTR detect time to 5[...]

92 MultiModemISDN User Guide S53=2048 M aximum X.75 buffer size is 2048 characters &S1 DSR follows DCD V 1 Select verbose messages !Z=6 Enable V .1 10 data protocol Profile 2 (&F2 ) — V .120 Asynchronous Operation AT COMMAND DESCRIPTION & C1 DCD functions normally $ D 0 Disable persistent DTR dialing & D 1 Hang up when DTR drops E[...]

93 Appendixes & R1 CTS always high S0=1 Answer after 1 ring S2=43 Se t escape character to + (ASCII 43) S3=13 Se t c a rriage 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 W ait 45 seconds for connection before aborting S10=20 Set DCD drop time to 700 ms S25=5[...]

Glossary[...]

95 Glossary Symbol 2B1Q (2 bits, 1 quarternary) — A line code at layer one for the BRI U interface. Two bits of data (2B) are mapped into one of four line values (1Q, or 1quarternary). This coding scheme allows a single copper pair to carry 160 Kbps of information bidirectionally and simultaneously at a distance of up to three miles. A ACK (ackno[...]

96 MultiModemISDN User Guide BONDING Specification 1.1— The Version 1.1 BONDING specification (September 1993) incorporates changes to the 1.0 specification resulting from interworking tests among various vendors, and comments from the TIA standardization process. No changes were made to the BONDING algorithm or procedures. bps (bits per second) [...]

97 Glossary device address : the address of a device on the Universal Serial Bus. The Device Address is the Default Address when the Universal Serial Bus device is first powered or reset. Hubs and functions are assigned a unique Device Address by Universal Serial Bus software. device driver— Software that controls how a computer communicates with[...]

98 MultiModemISDN User Guide hexadecimal — A base 16 numbering system in which one character represents a four-bit binary value. Hexadecimal notation uses the numbers 0 – 9 and the letters A – F, usually suffixed by an h (e.g., 4CF h). Host Controller : The host ’ s Universal Serial Bus interface. A hardware device that provides the interfa[...]

99 Glossary MSN (Multiple Subscriber Number) - Allows a caller to specify an individual terminal adapter when more than one unit is connected to your network terminator. An MSN consists of a base address and a subaddress. If you assisgn a base address only, the unit accepts an y incoming call with the same base address, regardless of whether a suba[...]

100 MultiModemISDN User Guide packet mode — The switching of chunks of information for different users using statistical multiplexing to send them over the same transmission facility. ISDN packet mode capabilities are based on the ITU-TSS Recommendation X.25 procedures. parity bit — An extra bit attached to each byte of synchronous data used to[...]

101 Glossary signaling — The process of establishing, maintaining, accounting for, and terminating a connection between two endpoints (e.g., the user premises and the telco CO). Central office signals to the user premises can include ringing, dial tone, speech signals, etc. Signals from the user ’ s telephone can include off-hook, dialing, spee[...]

102 MultiModemISDN User Guide terminal — The screen and keyboard device used in a mainframe environment for interactive data entry. Terminals have no box , which is to say they have no file storage or processing capabilities. terminal adapter (TA) — An ISDN DTE device for connecting a non-ISDN terminal device to the ISDN network. Similar to a p[...]

103 Glossary V.120 — One of the terminal rate adaptation protocols for the ISDN B-channel. V.120 is more software-intensive than the V.110 B-channel standard. Videotex — A two-way information-retrieval service that can be accessed by terminals and by a TV set (with installed decoder). Allows interactive retrieval of information pages from a cen[...]

Index[...]

105 Index Index A Abort timer ...................................................... 5 8 Answering a call .............................................. 5 4 Automatically ............................................... 7 3 Manually ...................................................... 7 3 Assembling the modem ................................... 1 [...]

106 MultiModemISDN User Guide Flow control .................................................. 5 1 Hang up ................................................. 5 5 , 7 4 Hook control ................................................. 5 5 List Active Profile ......................................... 4 8 List T elephone Numbers ...........................[...]

107 Index I Initialization strings .......................................... 7 8 Installation, driver software Windows 2000 .............................................. 1 7 Windows 95 .................................................. 2 8 Windows 98 .................................................. 2 2 ISDN configuration utility , using .......[...]

108 MultiModemISDN User Guide T erse/verbose command .............................. 4 9 Rings Count ........................................................... 5 7 Number before answering ............................. 5 7 Rings to answer option ..................................... 3 0 S S-registers .................................................[...]