Multitech MT5600BA, MT5600BL manual Leased Line Operation, Two-Wire Setup

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Chapter 4 - Leased Line Operation

Chapter 4 - Leased Line Operation

Chapter 4 - Leased Line Operation

This chapter describes how to use the MultiModemII modem on a leased line.

A leased line is a private, permanent, telephone connection between two points. Unlike normal dialup connections, a leased line is always active. The modems automatically connect when they are attached to the line and are turned on. Because a leased line is always active, one of the two modems on the line must be configured as the originate modem and the other as the answer modem; however, it does not matter which is which.

In the event of an interruption, leased line modems automatically reconnect when the data line or power is restored. The modem also supports dial backup, which enables the modem to automatically switch to a dial-up connection if the leased line goes down.

The modem supports both two-wire and four-wire leased-line operation.

Two-Wire Setup

1.For two-wire leased line operation on the MT5600BA modem, connect the provided modular telephone cable to the LINE jack. For two-wire leased line operation on the MT5600BL modem, connect the provided modular telephone cable to the LEASED jack. Connect the other end of the cable to the two-wire leased line jack or terminals supplied by the telephone company.

2.Turn on the modem.

3. Starting at the STATUS screen, press the following buttons on the front panel: È, Æ, È, È, È, Æ. The CURRENT SETTING= screen appears.

4.If the CURRENT SETTING= screen shows ASYNC AT, press ÇÅ and go to step 7. If it shows anything else, press Æ to go to the ASYNC, NORM? screen.

5.Press the Enter button to select normal asynchronous operation.

6.The OPTION SET screen appears. Press ÇÅ to exit to the SYNC/ASYNC OPTIONS screen.

7.Press ÇÅ, ÇÅ, ÇÅ, Æ, Æ, Æ, Æ. The 2 WIRE LEASE? ORIG screen appears.

8.Choose one of two actions:

To set up the modem as the originate modem, press the Enter button.

To set up the modem as the answer modem, press Æ to display the 2 WIRE LEASE? ANSWER screen, and then press the Enter button.

Note: One of the modems in a leased line pair must be configured as the originate modem, and the other as the answer modem, but it does not matter which is which.

9.The OPTION SET screen appears. Press ÇÅ to exit to the ONLINE OPTIONS screen, or Æ to exit to the CURRENT SETTING= screen to verify the selection.

10.This completes the setup for two-wire leased line operation. Upon completion, the modem attempts to connect to the modem at the other end of the leased line. If the remote modem has not yet been configured for leased line operation, you may turn off the local modem until the remote one is ready.

Multi-Tech Systems, Inc. MT5600BA/BL Series User Guide (S000276E)

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Contents MT5600BA-V.92 MT5600BA-V.90 MT5600BL-V.90 MT5600BA/BL SeriesData/Fax Modem User Guide Record of Revisions MultiModemII User GuideTrademarks PatentsMultiModemII User Guide Table of ContentsTable of Contents None of the Indicators Light About AT Commands Chapter 1 - Description and FeaturesFeatures Product DescriptionSafety Warnings Step 1 - Connect the Modem to Your System Connect theTwo-Wire Leased LineConnect the Modem to Your PC Connect the Modem to the Telephone Line Dialup ConnectionConnect the Modem to the AC Power Outlet Connect the Four-Wire Leased LinePower-On Test Connect the Phone to the Modem OptionalInstalling the Modem Driver for Windows 98/Me/2000 XP Step 2 - Install the Modem DriverInstalling the Modem Driver for Windows NT Removing an Old Modem DriverUsing the LCD Panel Step 3 - Setting Your Country or Region CodeUsing the Global Wizard MT5600BA-V.92 OnlyUsing AT Commands Step 4 - Install PhoneToolsHow to Change the Country/Region Code How to Verify the CodeLED Indicators Chapter 3 - Using the Front PanelModem Configuration Menu Structure Liquid Crystal Display LCDOption Selection Trunks Menu OverviewLimbs BranchesLimbs Twigs Status TrunkLimbs Basic Options TrunkBranches TwigsContinued from previous page Basic Options Trunk, continuedAdvanced Options Trunk Advanced Options Trunk, continued Limb Remote Configuration Options TrunkDiagnostic Options Trunk Caller ID Options Trunk Phone Number Memory Options TrunkStatus Menu OptionsBasic Options ASYNC, NORM? Normal asynchronous transmission using the Advanced Options VIEW S-REGISTER SETTINGS. Use the Æ, È, ÇÅ, and Enter buttons to select the number of the S-register whose value you want displayed. To scroll through a list of digits, press the ÇÅ and È buttons. To go to the next position, press the Æ button. To back up or to exit without saving, press the Æ button several times. To display the value, press the Enter button. Same as the Sr? command Phone Number Memory Options Remote Configuration OptionsDiagnostic Options Caller ID Options Chapter 4 - Leased Line Operation Two-Wire SetupFour-Wire Setup Dial Backup and Leased Line Restoral Setup Dial Backup and Leased-Line Restoral10. Press the Æ button to go to the next digit in the number Basic Procedure Chapter 5 - Remote ConfigurationSetup Changing the Remote Configuration PasswordChanging the Remote Escape Character AT Command Method Setup ProceduresChapter 6 - Callback Security Turning Callback Security On and OffFront Panel Method Assigning Callback PasswordsAT Command Method Front Panel Method Assigning Callback Phone NumbersCalling Procedure Command #DBn Callback Enable/Disable Callback Security CommandsCommand #CBN y= - x Store Callback Number Command #CBP y= x Store Callback PasswordCallback Assignments Form LocationPasswordPhone NumberNone of the Indicators Light Chapter 7 - TroubleshootingThe Modem Does Not Respond to Commands The Modem Cannot Connect When Dialing The Modem Disconnects While Online Data Is Being Lost The Modem Cannot Connect When AnsweringFile Transfer Is Slower Than It Should Be Fax and Data Software Can’t Run at the Same Time There Are Garbage Characters on the MonitorThe Modem Doesn’t Work with Caller ID FCC Part 68 Telecom Appendix A - Regulatory ComplianceCanadian Limitations Notice Fax Branding StatementNew Zealand Telecom Warning Notice EMC, Safety, and R&TTE Directive ComplianceInternational Modem Restrictions South African Notice Appendix B - Technical Specifications loop Appendix D - Upgrading the Firmware Upgrade OverviewIntroduction Step 1 - Identify the Modem FirmwareStep 2 - Identify the Current Firmware Version Step 3 - Download the Upgrade FileStep 4 - Extract the Upgrade Files Step 5 - Clear Your Stored Paramenters Step 6 - Upgrade the Modem’s FirmwareStep 7 - Restore Your Parameters Using the Terminal Program Minicom to Verify Operation Appendix E - Installing a Modem Under LinuxStandard Linux Serial Port Definitions InstallationCalling the ISP Using the Modem to Call the InternetAnswering Calls 3. Select Dialup Configuration ToolRS-232 Pin Descriptions Appendix F - Pin DescriptionsAppendix F - Pin Descriptions RS-232 Cable PinoutsDTE Mini-DIN 8-pin connector Leased Line PinoutsDCE DB-25 connector HSKi CTS HSKo RTSIndex