Avaya 6424D+M User Manual

Avaya 6424D+M User Manual

Avaya 6424d+m: users guide
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DEFINITY

Communications System

®
DEFINITY High Speed Link
User's Guide
AT&T 555-020-711
March 1992

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Summary of Contents for Avaya 6424D+M

  • Page 1: Communications System

    DEFINITY Communications System ® DEFINITY High Speed Link User’s Guide AT&T 555-020-711 Issue 1 March 1992...
  • Page 2: Issue

    NOTICE While reasonable efforts were made to ensure that the information in this document was complete and accurate at the time of printing, AT&T can assume no responsibility for any errors. Changes or corrections to the information contained in this document may be incorporated into future reissues.
  • Page 3: Table Of Contents

    Contents Preface: About This Guide Audience Conventions Organization of This Guide Related Publications Chapter 1: Introduction Overview About the HSL Chapter 2: Installation Installation Safety Instructions Single HSL Installation Multiple HSL Installation Chapter 3: Using the Front Panel The Front Panel LCD Menu System Chapter 4: Options Option Descriptions...
  • Page 4: Table Of Contents

    Remote Loopback with Self-Test DCP Looparound Test Chapter 7: Technical Description Physical Dimensions and Weight Features AC Power DC Power Environmental Requirements Registration Appendix A: RS-232 Interface Appendix B: RS-366 Interface Appendix C: V.35 Synchronous Interface Appendix D: Applications and Switch Administration Preface Overview Switched Applications...
  • Page 5: The Front Panel

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide Preface: About This Guide AUDIENCE CONVENTIONS Example NEXT/NO SELF TESTING SELF-TEST PASSED REL 1.0, VER 1.0 Formerly RS-232-C. The purpose of this document is to provide information for installing, operating, and testing the DEFINITY High Speed Link.
  • Page 6: Overview

    Preface: About This Guide Page ii ORGANIZATION OF THIS GUIDE The information in this guide is presented in seven chapters and five appendices, with an index at the rear. The chapters and appendices of this guide are organized as follows: Chapter 1: Introduction.
  • Page 7 DEFINITY Communications System DEFINITY High Speed Link User´s Guide RELATED PUBLICATIONS The following is a list of other manuals that may provide helpful information while installing and using the HSL. Since each user may have different equipment, only generic titles are given for the manuals.
  • Page 9 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Chapter 1: Introduction OVERVIEW Compatible AT&T PBX Systems This chapter provides an overview of the operating interfaces that make the DEFINITY High Speed Link suitable for a variety of data communications tasks and describes the physical features that assist you in configuring the HSL for your application.
  • Page 10: About The Hsl

    Chapter 1: Introduction Page 1-2 ABOUT THE HSL Features This section discusses the basic operational features of the HSL, and describes the external indicators and connectors. The HSL provides the following features: Super-twist Liquid Crystal Display (LCD) and three push- button switches for displaying status, setting options, controlling tests, storing telephone numbers, originating and answering calls.
  • Page 11 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Physical Description POWER TEST DEFINITY High Speed Link Front Panel LED Indicators, LCD Display and Push-Button Switches This section describes the physical features of the HSL which include the front panel (LED indicators, LCD display, and push- button switches) and the rear panel connectors.
  • Page 12 Chapter 1: Introduction Page 1-4 LINE RS-366/RS-232 Connector Description LINE This connector accepts one end of the D8W telephone cord that connects between the HSL and the PBX wall jack. POWER This connector accepts the output cable of the external power supply unit used with the HSL.
  • Page 13 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Power Supply Unit An external power supply unit is required with the HSL. The power supply unit connects between a grounded AC outlet and the POWER connector at the rear of the unit. This power supply unit provides the necessary operating voltages for the HSL.
  • Page 14 Chapter 1: Introduction Page 1-6 APPLICATIONS Group 4 Fax Video Teleconferencing LAN Interconnect Cluster Controller/Front- End Processor Connection The HSL provides access to various switched and dedicated (private) data networks. The following sections provide a brief overview of the four major applications. Refer to Appendix D, ‘‘Applications and Switch Administration,’’...
  • Page 15: Installation Safety Instructions

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide Chapter 2: Installation INSTALLATION SAFETY INSTRUCTIONS IMPORTANT INSTALLATION SAFETY INSTRUCTIONS WARNING When this product is located in a separate building from the telephone communications system, a line current protector MUST be installed at the entry/exit points of ALL buildings through which the line passes.
  • Page 16 Chapter 2: Installation Page 2-2 Less than 1 volt Before equipment installation, a qualified technician should use an outlet tester or voltmeter to check the AC receptacle for the presence of ground as shown in Figure 2-1. 120 volts Neutral Phase Ground FIGURE 2-1...
  • Page 17: Single Hsl Installation

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide SINGLE HSL INSTALLATION D8W Cord The parts required for installing a single DEFINITY High Speed Link are listed below and are shown in Figure 2-2: The HSL AC power converter D8W telephone line cord V.35 cable RS-366/RS-232 cable (optional) D A TA...
  • Page 18 Chapter 2: Installation Page 2-4 Procedure: Installing a Single HSL Use the following procedure to install a single unit: Plug the D8W telephone line cord into the connector labeled LINE. Plug the free end of the telephone line cord into the telephone wall jack assigned to your HSL.
  • Page 19: Multiple Hsl Installation

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide MULTIPLE HSL INSTALLATION Installing the Z77A Data Mounting Procedure: Placing the HSL in the Data Mounting This section describes how to mount one or more units in a new or existing Z77A Data Mounting. The data mounting rack is provided with a built-in power supply and cables for distributing power for up to 8 units.
  • Page 20 Chapter 2: Installation Page 2-6 Position of HSL for Multiple Installation Note: From the front of the Z77A Data Mounting, start with slot 1 or the lowest numbered empty slot on the left and fill each slot in order. FIGURE 2-4 Move the retaining bar into its locking position and push in the left and right plungers to secure the units in the data mounting.
  • Page 21 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Connecting the New HSL to the Switch Procedure: Connecting the New HSL to the Switch The HSL can be connected to the switch in several ways, depending on the configuration of the HSL and its associated equipment.
  • Page 22 Chapter 2: Installation Page 2-8 Connecting the L2 Adapter Harness to the B25 Cable Procedure: Connecting Additional Units to the Switch L2 ADAPTER B25 Connector FIGURE 2-5 Plug a D8W connector from the L2 adapter harness into the connector on the rear of each new HSL labeled LINE, and then skip to the section, Installing DC and AC Power Cords, later in this chapter.
  • Page 23 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Installing DC and AC Power Cords Procedure: Attaching Power Cords If your installation uses the L2 adapter harness, plug a D8W connector from the L2 adapter harness into the connector on the rear of each new HSL labeled LINE, and then skip to the section, Installing DC and AC Power Cords later in this chapter.
  • Page 24 Chapter 2: Installation Page 2-10 FIGURE 2-6 Inserting the AC Power Connector Plug the other end of the AC power cord into an unswitched AC outlet inside the equipment rack. DEFINITY Communications System DEFINITY High Speed Link User´s Guide...
  • Page 25 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Procedure: Connecting the Cables The HSL powers on as soon as the AC cord of the power supply is connected to a live AC power outlet. The HSL displays the following messages on the front panel as it performs its startup self-test.
  • Page 26 Chapter 2: Installation Page 2-12 FIGURE 2-7 Securing the Cables Connect the other end of the cable(s) to the port(s) on the associated terminal device and tighten the connector retaining screws. Follow this same procedure to connect the interface cable(s) for each new HSL.
  • Page 27 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Z77A Data Mounting Position (Continued) Refer to Figure 2-5. ** S=Switch, M=Data Module, (TDG and D1=Modem Control not used with HSL) TABLE 2-1 L2 Adapter Cable Pin Assignments* Modular Signal Plug Pin Direction** Numbering Chapter 2: Installation...
  • Page 28 Chapter 2: Installation Page 2-14 Z77A Data Mounting Position Refer to Figure 2-5. ** S=Switch, M=Data Module, (TDG and D1=Modem Control not used with HSL) L2 Adapter Cable Pin Assignments* (Continued) Modular Signal Plug Pin Direction** Numbering DEFINITY Communications System DEFINITY High Speed Link User´s Guide B25 Connector...
  • Page 29 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Chapter 3: Using the Front Panel THE FRONT PANEL POWER TEST DEFINITY High Speed Link Labeled POWER/TEST , this LED lights steadily when there is power The red LED to the HSL, and winks during all test modes. Used in conjunction with the green LED, this LED flashes to indicate that the HSL is not communicating with the switch.
  • Page 30: Lcd Menu System

    Chapter 3: Using the Front Panel Page 3-2 displays the HOME screen. (Full details on the HOME screen and the main menu are provided in following sections.) NEXT/NO is used to step forward through the menu. By keeping Three push buttons this button depressed, you are able to quickly step through menu items.
  • Page 31 DEFINITY Communications System DEFINITY High Speed Link User´s Guide HOME Screen Message SWITCH LINK DOWN TEST MODE ACTIVE IDLE INCOMING CALL ORIGINATING CALL DATA CALL ACTIVE PERM CALL ACTIVE DISCONNECTING BUSY TRY AGAIN CHECK NUMBER The HOME screen is the the first item shown on the display. This screen is used to display HSL’s status information.
  • Page 32 Chapter 3: Using the Front Panel Page 3-4 V.35 Lead Status Screen POWER TEST Label This screen displays the true state of the DSR, RI, DCD, and CTS output control leads. The V.35 Lead Status Screen is used to display the status of the HSL’s V.35 interface leads as shown in Figure 3-2 below.
  • Page 33 DEFINITY Communications System DEFINITY High Speed Link User´s Guide The HSL displays the state of the DTR input lead when the DTR LEAD option is set to NORMAL. The oval is displayed, independent of the state of the DTR input lead, when the option is set to IGNORE.
  • Page 34 Chapter 3: Using the Front Panel Page 3-6 Procedure: Viewing Options Perform the following steps to view the current option settings: From the HOME screen, press NEXT/NO or BACK until the HSL displays VIEW OPTIONS? To view the options, press ENTER/YES . Scroll forward and backward using the NEXT/NO and BACK keys, respectively.
  • Page 35 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Procedure: Setting Data Options Perform the following steps to SET DATA OPTS? From the HOME screen, press NEXT/NO or BACK until the HSL displays SET DATA OPTS? To set options, press ENTER/YES . The HSL displays SET SPEED? Press ENTER/YES .
  • Page 36 Chapter 3: Using the Front Panel Page 3-8 SPEED = 56KBPS? DUPLEX = FULL? DATA INVERT = ON? ANS = AUTO? PERM CONN = YES? LOOPBACK = AT&T? DSR = NORMAL? DTR = NORMAL? DONE? The option name and setting screens are shown in Table 3-4. TABLE 3-4 Options and Settings SPEED = 64KBPS?
  • Page 37 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Set Dial Method This section explains the operation of the front panel interface for selecting a dial method. The screens for the SET DIAL METHOD? menu are listed below. DIAL = RS-366? DIAL = RS-232? DIAL = DTR? DIAL = HOTLINE?
  • Page 38 Chapter 3: Using the Front Panel Page 3-10 DATA LOOPBACK? SELF-TEST? LOCAL LOOPBACK? REMOTE LOOPBACK? REMOTE LOOP/ST? RESET OPTIONS? EXIT->TESTS? Test-Reset The Test-Reset menu allows you to control the unit’s test features and to reset the options to the default settings. The Test-Reset screens are listed below.
  • Page 39 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Procedure: Running a Data Loopback Test Press NEXT/NO or BACK until the HSL displays DATA LOOPBACK? Press ENTER/YES to begin the data loopback test. The HSL briefly displays TEST STARTED END DATA LOOP? The POWER/TEST lamp winks during the test and stops winking when the test is completed.
  • Page 40 Chapter 3: Using the Front Panel Page 3-12 Note: If you attempt to end a data loopback test started by the switch, the HSL displays DENIED: SWITCH ACTIVATED TEST END DATA LOOP? Press ENTER/YES to repeat the test or NEXT/NO to display the next test.
  • Page 41: Self-Test

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide Passing the Self-Test When the test is complete, the unit enters the start-up sequence and displays the following: SELF-TEST PASSED REL 1.0, VER 1.0 The HSL automatically displays the HOME screen when the start-up sequence completes.
  • Page 42: Local Loopback Test

    Chapter 3: Using the Front Panel Page 3-14 If the self-test fails, and a non-volatile memory error is detected during the start-up sequence, the HSL displays the following: MEMORY ERROR DEFAULT OPTIONS LOADED REL 1.0, VER 1.0 The HSL automatically displays the HOME screen when the start-up sequence completes.
  • Page 43 DEFINITY Communications System DEFINITY High Speed Link User´s Guide The POWER/TEST lamp winks during the test and stops winking when the test is completed. Notes: If you attempt to start a local loopback test when a switch test is in progress, the HSL displays DENIED: SWITCH TEST IN PROGRESS...
  • Page 44: Remote Loopback Test

    Chapter 3: Using the Front Panel Page 3-16 Remote Loopback Test The remote loopback test can be initiated by the front panel interface or the Remote Loopback (RL) lead on the V.35 interface. This test is used to send data to a remote endpoint and check the returned data for errors.
  • Page 45 DEFINITY Communications System DEFINITY High Speed Link User´s Guide If you attempt to start a remote loopback test when a switch test is in progress, the HSL displays DENIED: SWITCH TEST IN PROGRESS REMOTE LOOPBACK? If you attempt to start a remote loopback test when another test (other than a switch activated test) is in progress, the HSL displays DENIED: ANOTHER...
  • Page 46: Remote Loopback With Self-Test

    Chapter 3: Using the Front Panel Page 3-18 Remote Loopback with Self-Test The remote loopback with self-test can only be initiated from the front panel interface. This test uses an internal test data generator and error detector to send data to the remote station and to check the return data for errors.
  • Page 47 DEFINITY Communications System DEFINITY High Speed Link User´s Guide If you attempt to start remote loopback with self- test when a switch test is in progress, the HSL displays DENIED: SWITCH TEST IN PROGRESS REMOTE LOOP/ST? If you attempt to start remote loopback with self- test when a test (other than a switch activated test) is in progress, the HSL displays DENIED: ANOTHER...
  • Page 48 Chapter 3: Using the Front Panel Page 3-20 Reset Options Reset Options is used to set the values of all options including the Dialing Method to their factory default settings. All stored telephone numbers are erased. Procedure: Resetting Options Press NEXT/NO or BACK until the HSL displays RESET OPTIONS? Press ENTER/YES to reset options.
  • Page 49 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Dial a Call To dial a stored number, the HSL must be idle and the data terminal equipment must be ready (V.35 DTR interface lead ON) or the DTR LEAD option must be set to IGNORE. Procedure: Dialing a Call From the HOME screen, press NEXT/NO or BACK until the HSL displays CALL CONTROL?
  • Page 50 Chapter 3: Using the Front Panel Page 3-22 Disconnect a Call The HSL allows you to disconnect a call from the front panel. From the HOME screen, press NEXT/NO or BACK until the HSL displays CALL CONTROL? Press ENTER/YES to select CALL CONTROL? while the HSL is on a call.
  • Page 51 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Press NEXT/NO or BACK until the HSL displays the first digit of the number you are storing. Press ENTER/YES to select the first digit. The cursor moves to the right. Press NEXT/NO or BACK until the HSL displays the second digit of the number you are storing.
  • Page 52 Chapter 3: Using the Front Panel Page 3-24 Press NEXT/NO or BACK to change the next digit. Continue this procedure until the number you are changing is complete. Press ENTER/YES to move the cursor to the right, and NEXT/NO or BACK until the HSL displays the letter E. Press ENTER/YES to store the changed number in the memory location.
  • Page 53 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Option SPEED DUPLEX DATA INVERSION ANSWER LOOPBACK DTR LEAD DSR LEAD PERMANENT CONNECTION Chapter 4: Options The SET DATA OPTS? menu allows you to set and save a complete set of options, using the front panel interface. The DEFINITY High Speed Link stores these options (configuration information) which tell it how to operate.
  • Page 54: Option Descriptions

    Chapter 4: Options Page 4-2 OPTION DESCRIPTIONS Speed Duplex Data Inversion These options are explained in the following sections. For information on setting the options, refer to Chapter 3, ‘‘Using the Front Panel.’’ Settings: 56KBPS, 64KBPS The speed option allows you to set the data rate for the V.35 interface.
  • Page 55 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Answer Loopback Settings: AUTO, MANUAL The answer option controls the automatic answer feature. Set the ANSWER option to MANUAL, if you want to disable the automatic answer feature, and manually answer incoming calls from the front panel.
  • Page 56 Chapter 4: Options Page 4-4 DTR Lead DSR Lead Permanent Connection Settings: NORMAL, IGNORE This option allows you to specify how the HSL should respond to the DTR input lead. When you set the DTR LEAD option to NORMAL, the DTR input lead functions as required for switched network applications.
  • Page 57: Dialing A Data Call

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide Chapter 5: Call Control Operation DIALING A DATA CALL MANUAL (Front Panel) This chapter discusses the guidelines and procedures for operating the DEFINITY High Speed Link from the front panel, RS-366 interface, RS-232 interface, DTR dialing, and HOTLINE. When you dial a call, you must provide the HSL with the number of the called endpoint.
  • Page 58 Chapter 5: Call Control Operation Page 5-2 RS-366 Interface RS-232 Interface DTR Dialing HOTLINE Procedure: Dialing with the RS-366 interface RS-366 is a machine interface. The procedure depends on the customer’s equipment. When you set the dial method to RS-366, the Automatic Calling Equipment (ACU) dials the call using the RS-366 protocol.
  • Page 59: Answering A Call

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide ANSWERING A CALL Front Panel Auto Answer When the HSL indicates the presence of an incoming call (HOME screen displays INCOMING CALL and the green DATA LED flashes), the call can be answered manually from the front panel or automatically, depending on the configuration of the answer option.
  • Page 60: Ending A Call

    Chapter 5: Call Control Operation Page 5-4 ENDING A CALL Front Panel V.35 DTR Lead RS-232 Calls can be disconnected using the front panel, the V.35 interface, or the RS-232 interface. A call cannot be disconnected when the Permanent Connection option is set to YES or when the HSL is in a test mode activated by the switch.
  • Page 61 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Chapter 6: Test Descriptions SELF-TEST Local This chapter describes how the tests supported by the DEFINITY High Speed Link are used to isolate data communications problems. The tests can be controlled by the front panel interface, the terminal, the remote endpoint, a Digital Data System test center, or the switch.
  • Page 62 Chapter 6: Test Descriptions Page 6-2 LOCAL LOOPBACK TEST Local DTE Data Sent Data Received The local loopback test can be initiated by the front panel interface, the V.35 local loopback interface lead, or a command from the switch. The HSL provides a local loopback test that accepts synchronous data on its input data lead and retransmits the data synchronously on its output data lead.
  • Page 63: Data Loopback Test

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide DATA LOOPBACK TEST High Speed Link Transmitter Local Receiver The data loopback test is initiated by the front panel interface, a command from the switch, a remote data endpoint using the AT&T or V.54 protocol, or a network test center.
  • Page 64 Chapter 6: Test Descriptions Page 6-4 REMOTE LOOPBACK TEST This test can be initiated by the front panel interface or the RL lead Local DTE High Speed Link Data Sent Data Received on the V.35 interface. The remote loopback test is used to send data to a remote endpoint and check the returned data for errors.
  • Page 65 DEFINITY Communications System DEFINITY High Speed Link User´s Guide REMOTE LOOPBACK WITH SELF-TEST High Speed Link Transmitter Local Test Circuit Receiver This test can only be initiated from the front panel interface. You cannot send or receive data during this test. The remote loopback with self-test determines the quality of the data transmission channel and the proper operation of the HSL at the local endpoint.
  • Page 66: Dcp Looparound Test

    Chapter 6: Test Descriptions Page 6-6 DCP LOOPAROUND TEST Local DTE A mode of operation in which the DEFINITY High Speed Link retransmits the received digital line signal back to the switch. Only the switch can activate the DCP Looparound test. High Speed Link Transmitter Receiver...
  • Page 67: Physical Dimensions And Weight

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide Chapter 7: Technical Description PHYSICAL DIMENSIONS AND WEIGHT FEATURES The HSL measures Height 1.8 inches Width 7.1 inches Depth 9.2 inches Weight 1 pound 5 ounces Line Type DEFINITY Generic 1, Generic 2, and Generic 3 System 75 and 85 Digital Communications Protocol Line Length (from HSL to switch)
  • Page 68: Ac Power

    Chapter 7: Technical Description Page 7-2 AC POWER DC POWER ENVIRONMENTAL REQUIREMENTS REGISTRATION Dialing Methods Manual stored number DTR stored number Hotline RS-366/RS-232 Memory Non-volatile memory for storing options and four telephone numbers AC Voltage 104 to 129 volts Frequency 57 to 63 Hz Power Consumption 9 watts...
  • Page 69 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix A: RS-232 Interface Pin No. Circuit BA (TD) BB (RD) CA (RTS) CB (CTS) CC (DSR) AB (SG) CF (RLSD) CD (DTR) CE (RI) This appendix contains the circuits provided on the 25-pin interface for RS-232 asynchronous call set up and disconnect.
  • Page 71 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix B: RS-366 Interface Pin No. Circuit This appendix contains the circuits provided on the 25-pin interface for RS-366 automatic calling operation. The operation of this interface is in agreement with the Electronics Industries Association (EIA) Standard RS-366 ‘‘Interface Between Data Terminal Equipment and Automatic Calling Equipment for Data Communication.’’...
  • Page 73 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix C: V.35 Synchronous Interface The DEFINITY High Speed Link provides V.35 switched network type interface circuits for high speed synchronous data transmission. This appendix contains the circuits supported and connector pin assignments for V.35 synchronous data operation. Appendix C: V.35 Synchronous Interface Page C-1...
  • Page 74 Appendix C: V.35 Synchronous Interface Page C-2 Pin No. Circuit RLSD TABLE C-1 V.35 Synchronous Data Interface Description No Connection Signal Ground Request to Send Ready for Sending Data Set Ready Received Line Signal Detector Data Terminal Ready Ring Indicator No Connection Local Loopback No Connection...
  • Page 75 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration PREFACE OVERVIEW Appendix D: Applications and Switch Administration The purpose of this Appendix is to provide information for designing, implementing, and administering applications which involve the DEFINITY High Speed Link in conjunction with the DEFINITY Communications Systems or System 75/85 and is written for people with a thorough understanding of switch administration procedures for switched and permanent data...
  • Page 76 Appendix D: Applications and Switch Administration DEFINITY Communications System DEFINITY High Speed Link Page D-2 User´s Guide Public or V.35 Data DEFINITY Private Endpoint Network FIGURE D-1 Overview...
  • Page 77 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration The remainder of this Appendix will cover the details necessary to support HSL applications on the switch. For both switched and permanent applications, the following implementation information is provided: Data endpoint requirements Switch requirements...
  • Page 78: Switched Applications

    Appendix D: Applications and Switch Administration Page D-4 SWITCHED APPLICATIONS A switched application is one in which a connection must be set RS-366 TN754 V.35 Video RS-366 TN754 V.35 DEFINITY G1 Data Endpoint Requirements up every time there is a need to transmit data. Once the transmission is completed, the connection is cleared.
  • Page 79 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Switch Requirements Appendix D: Applications and Switch Administration Switched applications are supported on the following switches: System 75 R1V2 or later, System 85 R2V3 or later, and DEFINITY Communications System Generics 1, 2, and 3. It should be noted, that the level of functionality varies from switch to switch and from release to release.
  • Page 80 Appendix D: Applications and Switch Administration Page D-6 Network Service Requirements Network Access Requirements To provide switched data networking through the DEFINITY Communications System or System 75/85, access to one of the following switched public or private data networks is required. Private T1 —...
  • Page 81 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Available Data Rates for Various Network Access Arrangements DEFINITY SDS or SDDN Static Trunk Group Robbed-Bit System 75 R1V2 System 75 R1V3 System 85 R2V3 System 85 R2V4 DEFINITY G1 DEFINITY G2 DEFINITY G3 56 = 56 Kbps, 64 = 64 Kbps, N/A = Not available Appendix D: Applications and Switch Administration...
  • Page 82 Appendix D: Applications and Switch Administration Page D-8 Configuration and Administration Example Network Requirements for Outgoing Call Routing When establishing a call over a dynamic access facility, the switch must inform the network of the type of service requested and the destination of the call so that it can be properly handled.
  • Page 83 DEFINITY Communications System DEFINITY High Speed Link User´s Guide RNX 331-Voice RNX 330-Video Ext 2000 RS-366 V.35 Video RS-366 V.35 DEFINITY G1 Ext 2001 Appendix D: Applications and Switch Administration Implementation To implement this application, a videoconferencing system at each site is connected to two HSLs, each operating at 56 Kbps for a collective data rate of 112 Kbps.
  • Page 84 Appendix D: Applications and Switch Administration Page D-10 Although the information presented here pertains to the DEFINITY Generic 1, this information can also be applied to a System 75 or a DEFINITY Generic 3. Likewise, the DEFINITY Generic 2 information can be applied to System 85. To assist in describing the administration procedures, selected administration screens are provided as reference.
  • Page 85 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Generic 1 Administration Station Administration In this application, the two HSLs (extensions 2000 and 2001) are administered identically on the Generic 1 and are done using the Data Module form (Screen D-1).
  • Page 86: Incoming And Outgoing Calls

    Appendix D: Applications and Switch Administration Page D-12 Trunk Group Administration To administer the trunk group for the videoconference call, the Trunk Group form is used (Screen D-2) and is populated in the following manner: Group Number: 10. This is the trunk group that accesses SDN/SDDN.
  • Page 87 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Routing Administration The AAR software on the Generic 1 allows the switch to route the video call over the appropriate trunk group and insert the "115" prefix indicating to the SDN that it is a data call.
  • Page 88 Appendix D: Applications and Switch Administration Page D-14 To route the call over Trunk Group 10 and through the SDN, the "115" prefix must be inserted and the pseudo RNX 220 must be replaced by the RNX that the SDN understands, 221. To do this, the Routing Pattern form (Screen D-4) is administered in the following manner: Grp No.
  • Page 89 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration ISDN Administration If this application is implemented using ISDN PRI access facilities, additional administration must be done. One of the parameters that must be entered is the Bearer Capability Class (BCC) which defines the nature of a call (for example, 56 Kbps data).
  • Page 90 Appendix D: Applications and Switch Administration Page D-16 Generic 2 Administration The next step in implementing this application is to administer the Generic 2.1 to handle switched data calls over SDDN. Station Administration Assuming the Dialing Plans and Class of Services (COS) have been defined, the HSL extensions (4000 and 4001) are administered using the following procedures for each extension: PROC 000 Word 1 is used to create the HSL extensions (4000...
  • Page 91 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration ENHANCED MODE - PROCEDURE: MULTIAPPEARANCE TERMINAL AND DATA MODULE TRANSLATION TERMINAL EQUIPMENT LOCATION Module: [--] Lock/Unlock Available: [-] Cabinet: [-] Carrier: [-] Slot: [--] Circuit: [--] TERMINAL OR DATA MODULE TYPE Terminal Type: [1] Option: [0]...
  • Page 92 Appendix D: Applications and Switch Administration Page D-18 DEFINITY Field 11 (Ringing Type): 1. This will allow the switch to ring the HSL for incoming calls. Communications System DEFINITY High Speed Link User´s Guide...
  • Page 93 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Trunk Group Administration To administer Trunk Group 60 to carry SDN/SDDN traffic the following procedures must be performed: PROC 260 Word 1 is used to administer the DS1 circuits with signaling.
  • Page 94 Appendix D: Applications and Switch Administration Page D-20 ENHANCED MODE - PROCEDURE: TRUNK GROUP TRANSLATION Trunk Group: [60] DIAL ACCESS CODE/TRUNK ID CODE Digit 1: [1] Digit 2: [6] Digit 3: [0] Digit 4: [-] 6. Trunk Type: [41] Dial Access Restriction: [-] Personal CO Line Appearance: [-] 9.
  • Page 95 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration ENHANCED MODE - PROCEDURE: NETWORK TRUNK GROUP TRANSLATION Trunk Group: [60] Facility Restriction Level: [-] Network Trunk: [1] Main/Tandem: [0] 5. Incoming Tie to AAR/ARS or APLT: [1] Authorization Code Required: [-] Bridge-On Allowed: [-] Trunk Reservation Limit: [--]...
  • Page 96 Appendix D: Applications and Switch Administration Page D-22 Routing For the Generic 2 to dynamically route video and voice calls over a dynamic trunk group, it needs to know if the destination is a video endpoint. This is done using pseudo PBX location codes (RNXs) as already described in the Generic 1 administration.
  • Page 97 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration PROC 321 Word 2 (Screen D-9) defines the digit group and dialing format for a trunk group in an AAR pattern and should be populated as follows: Field 1 (Pattern Number): 30.
  • Page 98 Appendix D: Applications and Switch Administration Page D-24 PROC 321 Word 3 (Screen D-10) defines digits that will be inserted for calls handled by Routing Pattern 30 and should be populated as follows: Field 1 (Pattern Number): 30. Field 2 (Preference Number): 1. Field 3 (Digit Segment): 1.
  • Page 99 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration PROC 321 Word 4 (Screen D-11) is used to associate a RNX with an AAR pattern number. In this example, pseudo RNX 330 (Field 1) is associated with AAR pattern number 30 (Field 4) so that the proper digit manipulation and routing can be performed as defined in PROC 321 Words 1, 2, and 3.
  • Page 100 Appendix D: Applications and Switch Administration Page D-26 International (Unrestricted) Calls A 64 Kbps international call must be classified as unrestricted and as a result it must be routed over ISDN PRI facilities. The Generic 2 routes a data call as restricted/unrestricted based on the BCCOS.
  • Page 101 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration procedures (PROC 000 Word 3 and PROC 321 Word 5) where a BCCOS entry is required. Page D-27...
  • Page 102 Appendix D: Applications and Switch Administration Page D-28 Generic 2 System Administration For data calls that originate on a Generic 2, the tone detector must be administered. This is done by creating a special trunk group. If this is the first data application on the switch, then this trunk group must be created using PROC 100, Word 1 (Screen D-13).
  • Page 103: Permanent Applications

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide PERMANENT APPLICATIONS V.35 Front Processor V.35 Permanent (Private Line) Applications Appendix D: Applications and Switch Administration In a permanent application, the switch establishes and maintains a permanent connection between endpoints over dedicated (nailed- up) DS0s on a private T1 or through a private line network service such as ACCUNET Spectrum of Digital Services (ASDS).
  • Page 104 Appendix D: Applications and Switch Administration Page D-30 Data Endpoint Requirements Switch Requirements PBX to an access endpoint — An access endpoint is one in which the data endpoint is connected directly to the public network via data service units (DSUs) or other similar private line devices.
  • Page 105 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Network Service Requirements Appendix D: Applications and Switch Administration Administered Connection (AC) — ACs are available on the DEFINITY Generic 3 and are similar to PSCs in that they are dialed data calls that remain connected for long periods of time.
  • Page 106 Appendix D: Applications and Switch Administration Page D-32 Network Access Requirements Configuration and Administration Example signaling, network initiated loopbacks can not be performed because the commands would be interpreted as an on-hook signal and the switch will drop the connection. In a PBX to an access endpoint connection, the ASDS connection should be ordered as a 56 or 64 Kbps digital circuit.
  • Page 107 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Ext 5001 V.35 Front Processor Ext 5000 V.35 Appendix D: Applications and Switch Administration and 5001) are required between the Generic 3 and the FEP with each HSL used for one FEP/CC connection. On the Generic 2, another HSL (extension 3000) will connect to the CC.
  • Page 108 Appendix D: Applications and Switch Administration Page D-34 Station Administration Trunk Group Administration Access Endpoint Administration Administered Connection Administration To assist in describing the administration procedures, selected administration screens are provided as reference. DEFINITY Communications System DEFINITY High Speed Link User´s Guide...
  • Page 109 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Note: This section should not be used as a step-by-step administration guide nor is it intended to replace the information provided in the switch administration manuals.
  • Page 110 Appendix D: Applications and Switch Administration Page D-36 this, the Trunk Group form (Screen D-14) is used and the entries for a static trunk group are similar to that described in Trunk Group Administration section for the Generic 1 in the switched videoconferencing example with the following exceptions: Comm Type: data.
  • Page 111 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Access Endpoint Administration To create a permanent connection between a Generic 3 HSL and the DSU, an access endpoint must be established. The access endpoint is a single member DS0 trunk group from the Generic 3 that the switch creates internally and is used to access ASDS and connect to the DSU.
  • Page 112 Appendix D: Applications and Switch Administration Page D-38 miscellaneous parameters. ADMINISTERED CONNECTION Connection Number: 1 Originator: 5000 Destination: 110,3000 Name: AUTHORIZED TIME OF DAY Continuous? n Sun? n Mon? n Tue? n Start Time: 00:00 Duration: 000:00 MISCELLANEOUS PARAMETERS Alarm Type: warning Retry Interval: 2 Priority: 5 SCREEN D-15...
  • Page 113 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Generic 2 Administration Since an AC on the Generic 3 will originate the call, administration on the Generic 2 only requires station and trunk group administration so that the Generic 2 will recognize the HSL extension and the trunk group over which the AC will be established.
  • Page 114 Appendix D: Applications and Switch Administration Page D-40 Generic 2 in this new configuration is the same as previously described. To establish a PSC between extension 5000 on the Generic 1 and extension 3000 on the Generic 2 requires station, trunk, and PSC administration.
  • Page 115 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix D: Applications and Switch Administration Fields 3 - 9. These fields identify the port of one endpoint in the DSC. Field 8 (I-Channel Assignment). If this port is connected to the HSL, a "0" should be entered to indicate that DCP I- channel 1 will be used to transmit the data.
  • Page 116 DEFINITY Communications System DEFINITY High Speed Link User´s Guide...
  • Page 117: How To Use This Chapter

    DEFINITY Communications System DEFINITY High Speed Link User´s Guide Appendix E: Troubleshooting HOW TO USE THIS CHAPTER This chapter provides troubleshooting guidelines specific to operational problems that may be encountered when using the HSL. It also covers problems that may occur with switched and dedicated applications.
  • Page 118: Problems And Solutions

    Appendix E: Troubleshooting Page E-2 PROBLEMS AND SOLUTIONS Symptom The set does not function normally, unfamiliar front panel messages. Calls can not be dialed using the RS-232 interface. Problem Set is in a FIELD TEST mode for use by trained service personnel only.
  • Page 119 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Symptom Calls can not be dialed using the RS-366 interface. Calls can not be dialed using the DTR method. Calls can not be dialed using the HOTLINE method. Problem The dial method selected is incorrect.
  • Page 120 Appendix E: Troubleshooting Page E-4 Symptom Calls disconnect immediately after dialing. The HSL displays CHECK NUMBER while the call is being disconnected. Calls disconnect immediately after dialing. The HSL displays TRY AGAIN while the call is being disconnected. Calls disconnect immediately after dialing.
  • Page 121 DEFINITY Communications System DEFINITY High Speed Link User´s Guide Symptom Data errors at both endpoints. Data errors at 64KBPS. Local or remote endpoint fails to enter or stay in test mode when either a Remote Loopback or Remote Loopback/Self-Test is attempted.
  • Page 122 Appendix E: Troubleshooting Page E-6 Symptom POWER/TEST and DATA indicators flash together. POWER/TEST indicator is off. DATA indicator flashes, but the HSL does not answer the call. Problem HSL lost communication with the switch. Power is off. The answer option is not set to AUTO.
  • Page 123 DEFINITY Communications System Glossary 7400HS Link Data Module User´s Guide Page G-1 Glossary Answer mode. An operational mode where the 7400HS Link has gone offhook to answer an incoming call and is waiting for a command from the switch to enter the data mode or disconnect the call.
  • Page 124 Glossary DEFINITY Communications System 7400HS Link Data Module Page G-2 User´s Guide Data Terminal Equipment (DTE). A device that sends and/or receives data over a communication line via a DCE device (see also Data Communications Equipment). Examples of DTE devices are a data display terminal, a PC running appropriate data communications software, or a printer or plotter.
  • Page 125 DEFINITY Communications System Glossary 7400HS Link Data Module User´s Guide Page G-3 Originate mode. An operational mode where the 7400HS Link is offhook sending Dial ASCII messages to set up a call. Reset. A condition where the microprocessor, having received a reset signal, aborts its current operation, performs a self-test, initializes the 7400HS Link circuits, and then enters the idle mode.
  • Page 126 DEFINITY Communications System 7400HS Link Data Module User´s Guide...
  • Page 127 About the HSL, 1-2 AC Power, 7-2 AC power converter, 2-3 AC Power Cords Installation, 2-9 ACCUNET Spectrum of Digital Services (ASDS), D-31 ACCUNET Switched Digital Services (SDS), D-6 Administered Connections, D-31 Administration, D-35 Answer options, 4-3 Answering a call, 3-21, 5-3 Applications, D-1 Attaching Power Cords, 2-9 Audience, i...
  • Page 128 Index Page I-2 Installation, 2-1 Safety Instructions, 2-1 Single HSL, 2-4 Z77A Data Mounting, 2-5 Introduction, 1-1 L2 Adapter Cable Pin Assignments, 2-14 LCD Menu System, 3-2 Local Loopback Test, 3-14, 6-2 Loopback options, 4-3 Measurements, 7-1 Menus, 3-5 Multiple Installation, 2-5 New Installation, 2-7 Option Descriptions, 4-2 Options, 4-1...
  • Page 129 Remote Loopback Self-Test, 3-18, 6-5 Self-Test, 6-1 Test descriptions, 6-1 Test-Reset, 3-10 Tone Detectors Switched Applications, D-5 Troubleshooting, E-1 V.35 DTR Lead, 5-4 V.35 interface, C-1 V.35 Lead Status Screen, 3-4 View options, 3-5, 3-6 Weight, 7-1 Z77A Data Mounting, 2-5 Index Page I-3...

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