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Digital Link DL600E E1 User Manual

E1 data multiplexer
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DL600E E1
Data Multiplexer
UserÕs Guide

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Summary of Contents for Digital Link DL600E E1

  • Page 1 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 3 Copyright © 1997, Digital Link Corporation World copyright reserved. No part of this publication may be stored in a retrieval system, transmitted, or reproduced in any way, including but not limited to photocopy, photograph, magnetic, chemical, or other record, without the prior agreement and written permission of Digital Link Corporation.
  • Page 4 In no event shall Digital Link be liable for incidental, indirect, special or consequential damages resulting from any such cause event if Digital Link is aware of the possibility of such damages.
  • Page 5 Disclaimer Digital Link Corporation makes no representation of warranties with respect to the contents of this document and speciÞcally disclaims any implied warranties of merchantability or Þtness for any particular purpose. Further, Digital Link Corporation reserves the right to revise this publication and to make changes in it from time to time without obligation to notify any person or organization of such revision or changes.
  • Page 6 Regulatory Compliance Standards To maintain EMC Class B (CE Label) compliance, shielded cables should be used with the unit. The Digital Link DL600E module complies with ¥ CE MARK ¥ BABT NTR4 ¥ Austel TS016 ¥ Swedish SS636334 ¥ German M†9a/b ¥...

  • Page 7: Table Of Contents

    About this Manual xviii Audience xviii Organization xviii Symbols Typographic Conventions Digital Link Technical Support Send Us Your Comments When Returning a Unit Chapter 1 About the DL600E Unit Introducing the DL600E Unit DL600E Features About the Telnet Utility Applications...
  • Page 8 Introduction Logging on to the DL600E User Access Rights Logging on from a Terminal Logging On Using a Telnet Connection Logging Off Monitoring Status Menu-2 Data DTE Status 4-10 Displaying Performance Reports 4-11 viii DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 9 Chapter 5 Using the Front Panel Interface Introduction What You CanÕt Do From the Front Panel Interface Front Panel Description How to Navigate the Front Panel Interface Display Description Editing a Parameter Preparing for the Initial Configuration Required Information Keeping a Record Configuring the Unit and Network Parameters The UNIT CONFIG Submenu Configuring the Data Ports...
  • Page 10 DL600E-to-Equipment Pin Assignments DB25-to-DC-37 (RS449) Data Port Connector Pin Assignments DB25-to-M-34 (V.35) DCE Connector Pin Assignments DB25-to-DC-37 (RS449) DCE Connector Pin Assignments Communication Port Pin Assignments DE9-to-DB25 Adapter Pin Assignments DB25-to-DE9 Adapter Pin Assignments Glossary Index DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 11 Table of Figures Figure 1-1 Front View of the DL600E Unit 1-3 Figure 1-2 Back View of the DL600E Unit 1-3 Figure 2-1 DL600E Rear Panel Showing Power Connections 2-4 Figure 2-2 DL600E Rear Panel Showing Network Connections 2-7 Figure 3-1 Comm Port on the Back Panel 3-4 Figure 3-2 Menu-4 Main Configuration 3-10...
  • Page 12 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 13 Table of Tables Table 3-1 DL600E Software Download Errors 3-15 Table 3-2 DL600E Alarm Conditions 3-24 Table 3-3 DL600E Alarm Conditions and System Action 3-27 Table 6-1 Self Test Error Indicators 6-6...
  • Page 14 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 15: Preface

    Preface ¥ About this Manual xviii ¥ Digital Link Technical Support xx ¥ Send Us Your Comments xxi ¥ When Returning a Unit xxi Ensemble Encore UserÕs Guide...

  • Page 16: About This Manual

    About this Manual The DL600E E1 Data Multiplexer UserÕs Guide provides information to install, conÞgure, test, operate and manage the DL600 Encore E1 Data Service Unit . Throughout this manual, ÒDL600E unitÓ is used to refer to the DL600 Encore E1 Data Service unit .

  • Page 17: Symbols

    Symbols The following symbol means it is very important to follow instructions carefully: Warning! The following symbol means you must follow the instructions carefully to avoid possible risk of electrical shock: Warning! Typographic Conventions The procedures in this guide are offset with horizontal lines and each step in a procedure is numbered.

  • Page 18: Digital Link Technical Support

    Digital Link Technical Support If you encounter a problem with the DL600E unit, prepare the following information and contact Digital Link Technical Support. 1 What is the software revision? 2 What is the hardware revision? 3 How is the unit conÞgured? 4 When was the unit conÞguration last changed? How?

  • Page 19: Send Us Your Comments

    When Returning a Unit To return a unit for service or repair, call the Customer Service Deptartment at Digital Link Þrst, (( 408) 745-4200 in the U.S.A. or +44 171 244-7660 in the U.K ) to obtain an (Equipment Return ERA number Authorization number).
  • Page 20 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 21: About The Dl600E Unit

    About the DL600E Unit ¥ Introducing the DL600E Unit 1-2 ¥ DL600E Features 1-4 ¥ About the Telnet Utility 1-5 ¥ Applications 1-5...

  • Page 22: Introducing The Dl600E Unit

    Þxed and programmable test patterns (transmitted on the full payload or the fraction of the payload associated with a user selected port), network loopbacks, and loopbacks for each port. 1-2 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 23: Figure 1-1 Front View Of The Dl600E Unit

    DL600E DATA RD RTS CTS DTR DATA RD RTS CTS DTR NCORE DATA 3 DATA 4 DATA MULTIPLEXER TEST TEST MON MON TEST RD RTS CTS DTR DATA RD RTS CTS DTR DATA TEST TEST DATA 1 DATA 2 EXIT END TEST ENTER Figure 1-1...

  • Page 24: Dl600E Features

    ¥ Access for a terminal, Telnet connection, modem, or SNMP management station ¥ An embedded agent SNMP ¥ Support for SNMP RFC 1406 E1, MIB II (RFC 1213) Enterprise ¥ Front panel LEDs ¥ Front panel display 1-4 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 25: About The Telnet Utility

    ¥ Performance monitoring and built-in test patterns and diagnostic tools to help maintain the line and troubleshoot problems on full or fractional bandwidth ¥ Alarm reports sent to a terminal, printer or dialed-out ¥ Ability to download code upgrades ¥ Supports external alarms ¥...
  • Page 26 1-6 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 27: Installing The Dl600E Unit

    Installing the DL600E Unit ¥ Preparing for the Installation 2-2 ¥ Installing the DL600E Unit Using AC Power 2-4 ¥ Installing the DL600E Unit Using DC Power 2-5 ¥ Connecting to a DTE Device and the Network 2-7...

  • Page 28: Preparing For The Installation

    DB25 Multi-drop cable connectors for connecting units in daisy chain Data port interface cable type cable with plug connector on one end DB25 connector on the other end V.35 RS-449, EIA-530 X.21 2-2 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 29: Equipment Model Numbers

    DL600E Customer-supplied ANSI terminal For conÞguring DL600E unit Equipment Model Numbers The Digital Link model numbers related to the DL600E unit are listed in Appendix Cable and connector pinout assignments are listed in Appendix Gathering Information To establish a Telnet connection to the DL600E unit, you must specify the DL600E .

  • Page 30: About The Power Supply

    DL600E unit a Self Test at power up. The blinks yellow and turns PWR/TEST LED green when the test is successful. If the test fails, the turns red for seconds and then green. 2-4 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 31: Installing The Dl600E Unit Using Dc Power

    Installing the DL600E Unit Using DC Power Allow two to three feet of clearance around the unit to give you DL600E access during the installation. Warning! Take care when connecting to DC power. If you connect the DL600E unit improperly, you may damage it. To Connect the DL600E Unit to DC Power Use only a cable that is...
  • Page 32 Self Test at power up. The PWR/TEST blinks yellow and then turns green when the test is successful. If the test fails, the turns red for ten seconds and then green. 2-6 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 33: Connecting To A Dte Device And The Network

    Connecting to a DTE Device and the Network To connect the DL600E unit to a device and to the network, refer to Figure and use the following procedure: CAUTION: WHEN AC POWERED SAFETY REQUIRMENTS ARE NOT FULFILLED UNLESS EQUIPMENT IS CONNECTED TO A WALL SOCKET OUTLET WITH PROTECTIVE EARTH CONTACT DATA 4 DATA 3...
  • Page 34 2-8 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 35 ConÞguring the DL600E Unit ¥ Preparing to ConÞgure 3-2 ¥ Setting the Unit ID, Date and Time 3-10 ¥ ConÞguring the E1 Network and AUX E1 Port Parameters 3-11 ¥ ConÞguring the Data Port 3-16 ¥ Allocating Timeslots 3-17 ¥ ConÞguring for SNMP 3-21 ¥...

  • Page 36: Preparing To Configure

    DL600E terminal server, or through a modem. Before you connect the terminal, make sure the baud rate, parity bit, word length and stop bit settings on the terminal or modem match settings. DL600E 3-2 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 37 8 (CTS) connector should be connected to Pin on the male connector. If your cable is not supplied by Digital Link, be sure pin connected at the terminal end of the connector. Refer to ÒCommunication Port Pin AssignmentsÓ in Appendix...

  • Page 38: Figure 3-1 Comm Port On The Back Panel

    If they do not, change the settings on the modem to match the DL600E unit. Connect the modem to the connector shown in DL600E DE9 Figure Connect the modem to the phone line and the terminal. 3-4 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 39 If you are using a cable not provided by Digital Link, refer to Comm Port pin assignments in Appendix B. To daisy-chain multiple systems together using a single RS-232...

  • Page 40: Logging On To The Dl600E Terminal Interface

    FE0086. To log on to the unit when no other user is logged on: DL600E Press type the unit and press C t r l - x , Return 3-6 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 41 If the unit is password protected and no other user is logged on, you are prompted: Current Unit ID is MAUI. Now you need a password to log in: Type in the Superuser or Normal User and press password Return Menu-1 Main Status appears.
  • Page 42 Case B Superuser logged on. System Current Unit ID is MAUI. You canÕt log on. The Superuser is already logged in to the Terminal User Interface. Please type <Ctrl-X> and try again later. 3-8 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 43: Before You Begin

    Logging off To log off, press C t r l - x You are logged off when the terminal stops responding to your keystrokes. Before You Begin To conÞgure the local or remote DL600E unit, use the menus in the terminal interface or the network management program.

  • Page 44: Setting The Unit Id, Date And Time

    5-Data Port Config. 6-Timeslot Config. 7-Alarm I 8-Alarm II 9-Diagnostics Type Arrow keys to move the selection, RETURN to change a selection or type 0 through 9 for a new menu: Figure 3-2 Menu-4 Main ConÞguration 3-10 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 45: Configuring The E1 Network And Aux E1 Port Parameters

    : The screen may contain parameters that apply only Note to the remote unit. In the example in Figure , the remote unit is a with an port. DL600E unit To set the date and time: Move to the date or time Þeld using the and press Arrows to select the field.
  • Page 46 In-Band Communications Bit Select a national bit (from in timeslot for the in-band bps communications link with the remote unit. Digital Link proprietary messages are sent to the remote unit using this bit. recommends using bit (The unused national bits are set G.704...

  • Page 47: Downloading New Software

    AUX and AUX E1 Port The two parameters appear if the DL600E unit has the E1 drop-and-insert port and/or when the remote unit is a DL600E unit with the E1 drop-and-drag insert option present. All other units make the parameter appear blank. ÑEnabled or Disabled (DefaultÑEnabled) CRC4 Same as...

  • Page 48: System Messages And Error Indicators

    Factory Download UtilityÑ BAD indicates the DL600E factory-installed download utility stored in the FLASH failed either its CRC check or unused FLASH was not set to the expected value. 3-14 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 49 Download RAM AllocatedÑ BAD indicates that the DL600E download utility resident in RAM is corrupted and a successful download operation is not possible. If the download utility or the operational software fails, the following failure statement and a corresponding error message given in Table 2-1 appears: The download operation failed.

  • Page 50: Configuring The Data Port

    When , the data port ignores the signal and uses to time both the send and receive signals. 3-16 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 51: Allocating Timeslots

    Ñ (DefaultÑ Format V.35 X.21 V.35) Select V.35 X.21 operation. You can select RS-449 EIA-530 by using different cables. , or (DefaultÑ Clock Ñ+SCT -SCT SCTE +SCTE) timing, select , a unipolar clock generated by the You can invert the clock or not (-SCT) (+SCT)
  • Page 52 To select Contiguous f or the allocation type. Ñ Press to put Allocation Type in edit mode. Return Ñ Cycle to Contiguous , using the Up or Down Arrows press to select it and to conÞrm your action. Return 3-18 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 53 To specify Data Port Ñ Press the to move to Allocate by Port and Down Arrow to activate edit mode. Return Ñ Press (for Data Port Return appears in Allocate by Port and the start timeslot begins to blink. (You can specify only port To specify the start timeslot and end timeslot: Ñ...
  • Page 54 (NN or I for IDLE): Ñ Press for data port then Return is an example of the value DATA01 Fragmented 320 Kb/s ... in the Allocate by Port Þeld. 3-20 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 55: Snmp Parameters

    In the example in Figure the remote is a DL600E unit, a Solo E1 DSV unit, or a Solo E1 Ensemble Shelf Module SW Ver 1.0 MIB Ver 1.1 Digital Link DL600 Encore 4/22/95 HW Ver A Memu-0 SNMP Config. 12:56:56...
  • Page 56 (text string) (Default Ñ public) Enter an alphanumeric text string (max characters). The Ñ32 DL600E agent uses this text string to check SNMP requests from the management station to set the SNMP SNMP conÞguration. 3-22 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 57: Superuser Access Rights

    (text string) (Default Ñ public) Trap Enter an alphanumeric text string (maximum Ñ32 characters) which the DL600E agent inserts in s it SNMP SNMP TRAP sends to the management stations. SNMP ConÞguring Two Levels of Access Rights You can create two levels of access rights to the DL600E terminal interface: Superuser access rights Normal User access...

  • Page 58: How The Dl600E Unit Reports Alarms

    It remains on the screen until a new alarm occurs or you select a new screen. When no alarm is present, a blank dotted line appears: -------------------------------------------------------------------------- 3-24 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 59: Configuring Alarms

    Block All Alarms must be set to No for enabled alarm conditions to be reported (defaultÑ No ). Figure shows an example of Menu-7 Alarm I . SW Ver 1.0 Mib Ver 1.1 Digital Link DL600 Encore 9/06/94 HW Ver A Menu-7 Alarm I 12:56:56 Local:ALADIN...
  • Page 60 A x 10 ^ B Maximum threshold is minimum 5 x 10 threshold is . Example: 8.1 x 10 6 x 10 The alarm is generated when the s exceed the threshold. 3-26 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 61: Alarm Conditions And System Action

    Ñ(Cyclic Redundancy Check) CRC4 Threshold Alarm (DefaultÑ Disabled in A x 10 ^ B Maximum threshold is minimum threshold is . Example: 1.7 x 10 1.2 x 10 The alarm is generated when the CRC4 s exceed the threshold. (Frame Error Event) Ñ FE Threshold Alarm (DefaultÑ...

  • Page 62: Figure 3-7 Menu-8 Alarm

    Appears on the menu only when the remote unit is a DL600E unit and applies only to it. Select Normally Open or Normally Closed depending on how the mechanism from the external source (such as a door opening or a burglar alarm) is set. 3-28 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 63 Ñ(20 characters maximum) External Alarm Input Message Appears in the menu only when the remote unit is a DL600E unit and applies only to it. Enter an alarm message maximum) that will appear when an external alarm occurs. E xternal Alarm Input Indication must be enabled and External Alarm Input Contacts must be properly set.
  • Page 64 ANYÑ C t r l - S resumes data ßow. until Ñ stops data ßow from unit, XOFF C t r l - S C t r l - Q resumes ßow. DisabledÑ XON/XOFF feature disabled 3-30 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 65: Monitoring And Managing The Dl600E Unit

    Monitoring and Managing the DL600E Unit ¥ Introduction 4-2 ¥ Logging on to the DL600E 4-2 ¥ Logging Off 4-6 ¥ Monitoring Status 4-6 ¥ Displaying Performance Reports 4-11...

  • Page 66: Introduction

    Two levels of access rights are available when you log on to the DL600E unit: ¥ Superuser access rights ¥ Normal User access rights With the Superuser password, you can: ¥ Log off a Normal User already logged on the DL600E unit 4-2 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 67: Logging On From A Terminal

    ¥ Change both passwords ¥ Clear both passwords giving Superuser access to all users With the Normal User password, you can: ¥ Log on only when no one is logged on ¥ Be logged off by a Superuser The Superuser and Normal User passwords are set in Menu-8 Alarms II. Refer to ÒConÞguring Two Level of Access RightsÓ...
  • Page 68 Ctrl-x and try again later. Case B Superuser logged on System The Superuser is already logged on. Try again later. You canÕt log on. The system forces you off after the Þfth attempt to Note: log on. 4-4 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 69: Logging On Using A Telnet Connection

    Logging On Using a Telnet Connection To log on to the DL600E user interface using a Telnet connection: Enter the telnet command and the DL600E address. Example of system response: Current Unit ID is MAUI. Now you need a password to log in: Normal User Superuser Enter the...

  • Page 70: Logging Off

    Do you really want to clear the error counters (Y/N)? (or press any other key to take no action.) Any status related to the counters may take up to a minute to clear. Values for Errors and Code Violations are set to 4-6 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 71 Menu-1 Main Status Parameters All parameters in Menu-1 are read-only. Unit Status Unit Status indicates if the DL600E unit is operating normally or if any special conditions exits. When the DL600E unit is executing a test, the test is indicated in this Þeld. (If the test is running on a port, the port appears in parenthesis.
  • Page 72 Unit has received reset code . CV Threshold Exceeded CV Threshold exceeded. CRC Threshold Exceeded CRC Threshold exceeded. FE Threshold Exceeded FE Threshold exceeded on remote unit only when remote unit is DL600E unit. 4-8 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 73 Remote AUX DTE Status Remote AUX DTE Status appears only when the remote unit has port and applies only to the port. Indication Description Normal No abnormal conditions exist Loss of Signal Loss of DTR or RTS DTE lines, user deÞned.

  • Page 74: Menu-2 Data Dte Status

    Data DTE Status Parameters Ñ Local Test, Signal Loss, Normal Data Port # Indicates the port status. If the local or remote system does not have a port in this position the Þeld is blank. 4-10 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 75: Displaying Performance Reports

    To manage and monitor the DL600E unit, use Menu-3 Performance Reports which displays performance data for the previous 24 hours. Figure shows an example of the DL600E as a remote unit. SW Ver 1.0 MIB Ver 1.2 Digital Link DL600 Encore 4/22/96 HW Ver A Menu-3 Performance Reports 12:40:12...
  • Page 76 When the frames do not match, they are considered bad and the is incremented. CVs (CV) Number of Code Violations. Framing Errors (FE) Number of frame errors. 4-12 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 77: Using The Front Panel Interface

    Using the Front Panel Interface ¥ Introduction 5-2 ¥ Preparing for the Initial ConÞguration 5-7 ¥ ConÞguring the Unit and Network Parameters 5-13 ¥ Allocating Timeslots 5-14 ¥ ConÞguring for SNMP 5-18 ¥ Using the MONITOR Menu 5-19 ¥ Using the TEST Menu 5-20...

  • Page 78: Introduction

    The front panel interface does not provide for setting: ¥ Alarm conditions and thresholds ¥ Superuser and Normal User passwords ¥ Modem connection and telephone numbers You must use the terminal interface to set these parameters. 5-2 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 79: Front Panel Description

    Front Panel Description The front panel interface, shown in Figure , consists of a -character ßuorescent display and four keys. The interface displays one line of information at a time. Use the four keys to interact with the front panel interface.

  • Page 80: Display Description

    To see another submenu, select it using the Down Arrow key Return. CONFIGURATION ENTER UNIT CONFIG NET CONFIG TIMESLOT CONFIG DATA 1 CONFIG DATA 2 CONFIG SNMP CONFIG other submenus what you see 5-4 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 81 Front Panel Keys The system always indicates at the bottom of the status display what you can do immediately. You can perform the following functions using the front panel keys at the appropriate time: Moving About To cycle through the available options Up Arrow Down Arrow To move down one menu level...

  • Page 82: Editing A Parameter

    If you do not wish to edit a character, press to move to ENTER the next character position. Press to conÞrm changes when the system prompts: ENTER TO CHANGE CONFIG YES--ENTER, NO--EXIT or press to exit without executing the change. EXIT 5-6 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 83: Required Information

    Preparing for the Initial ConÞguration Before you start an initial conÞguration, you need the required information ready and should establish a method of record keeping. Required Information Collect the following information: ¥ The for establishing a DL600E IP address IP subnet mask Telnet connection to the from a remote terminal DL600E unit...

  • Page 84: Conþguring The Unit And Network Parameters

    UNIT CONFIG submenus are shown below. CONFIGURATION UNIT CONFIG NET CONFIG TIMESLOT CONFIG AUX CONFIG DATA 1 CONFIG DATA 2 CONFIG DATA 3 CONFIG DATA 4 CONFIG SNMP CONFIG REMOTE CONFIG 5-8 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 85: The Unit Config Submenu

    The UNIT CONFIG Submenu The items in the menu are shown below. UNIT CONFIG UNIT CONFIG ENTER UNIT ID HARRY NOV,12,95 10,46,58 COMM PORT CONF TEST LENGTH ÐÐÐ HW REV D read-only SW REV 2.5 Use the to move from item to item. To activate edit Down Arrows mode, press ENTER...
  • Page 86 EXIT To move to the next Comm Port parameter, press the Down Arrow Use the method described above to edit the parameter. Power cycle the unit to execute changes. 5-10 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 87 The NET CONFIG Menu menu contains the following items: NET CONFIG NET CONFIG ENTER NET CRC ENABLE/DISABLE NET IMP 75O HMS/120 OHMS NET TIMING IN-BAND BIT 4/5/6/7/8/DIS LPCODE STNDRD FLPCODE STNDRD For a description of these items, refer to Menu-4 Main ConÞguration on in Chapter 3.
  • Page 88 832, 784, 768, 728, 704, 672, 640, 616, 576, 560, 512, 504, 448, 392, , 56 384, 336, 320, 280, 256, 224, 192, 168, 128, 112, 64 Digital Link recommends the external clock source be a square wave of duty cycle,...
  • Page 89 Cycle through the options (EXT, INT, NET, DATA 4, DATA 3, DATA using the and press 2, DATA 1, AUX) r Down Arrows ENTER when you come to EXT. Press to conÞrm your action when the prompt appears. ENTER Move to and set the backup clock the same way BKUP CLK INT you set the main clock.

  • Page 90: Configuring The Data Ports

    DTE01 TS = 01 -- 31 If you make an incorrect selection, the system responds with an error message, such as ERR DTE01 DTE02 For information on allocating timeslots refer to ÒAllocating TimeslotsÓ in Chapter 3. 5-14 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 91: Displaying The Timeslot Allocation

    Displaying the Timeslot Allocation To display the timeslot allocation for each port: Press to open the menu and move to ENTER CONFIGURATION using the , then press TIMESLOT CONFIG Down Arrows to open. ENTER A submenu appears, such as TS CONF CONTIG TIMESLOT CONFIG ENTER TS CONF CONTIG...

  • Page 92: Allocating Timeslots Contiguously Example

    ENTER blink. Ñ Press the repeatedly until you reach 15 and press Down Arrow to select it. ENTER Ñ Press to conÞrm your change when prompted: ENTER TO CHANGE CONFIG YES--ENTER, NO--EXIT 5-16 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 93 The timeslot allocation for port 1 appears: DTE01 TS = 01 -- 15 To allocate slots to port 2: Ñ Move to port 2 by pressing the Up Arrow DTE02 IDLE Ñ Press to activate edit mode. ENTER Ñ Press the (the start timeslot, , starts to blink).

  • Page 94: Conþguring For Snmp

    For a description of the SNMP parameters refer to ÒConÞguring for SNMPÓ in Chapter 3. The parameters in the menu are SNMP CONFIG SNMP CONFIG ENTER RST CMMUNTY STR SNMP ENABLE NO IP 0.0.0.0 MSK,0.0.0.0 1ST NMS,0.0.0.0 SNMP PORT COMM 5-18 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 95: Using The Monitor Menu

    Using the MONITOR Menu Use the menu to display network status, status and the MONITOR network error counter. EFS 100 PERCENT MONITOR TEST CONFIGURATION The 24 hour line data is only available with the terminal interface or through the Network Manager. The data in the monitor menu is a subset of the parameters available on the terminal interface or through the Network Manager.

  • Page 96: Using The Test Menu

    TEST menu or one of the sub-menus. If you select a test that applies to a fraction of the bandwidth, you are prompted to specify the fraction. 5-20 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 97 The test continues running until you end it. TEST ENTER SELF TEST (OK) LOOP DTE LOOP NET LOOP PAYLOAD LPUP REMOTE TEST PATTERN LPDN REMOTE LAMP TEST To end the test, press ENTER. END TEST The name of the terminated test appears in the menu.

  • Page 98: Sending A Test Pattern

    TEST PATTERN Select and press to open the menu. TEST PATTERN ENTER Cycle through the options using the Down Arrow press to open the submenu. ENTER TEST PTRN (FULL) 5-22 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 99 Cycle through the full bandwidth patterns using the and press to select the pattern and start the Down Arrow ENTER test. Press again when the system prompts to conÞrm. ENTER The patterns are listed on page 5-24 starts sending the selected pattern and tries to DL600E unit lock on to the same pattern coming back from the remote unit.

  • Page 100: Running Test Pattern On A Fraction Of The Bandwidth

    TEST PATTERN Select and press to open the menu. TEST PATTERN ENTER Use the to cycle through the available Down Arrow options Press to open the ENTER TEST PTRN (P1) TEST PTRN submenu. (P2) 5-24 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 101: Lamp Test

    Use the to cycle through the available Down Arrow patterns. (Refer to ÒPattern OptionsÓ on page .) Select the 5-24 pattern and start the test by pressing again ENTER ENTER when the system prompts you to conÞrm. unit starts sending the selected pattern over a DL600E fraction of the bandwidth and at the same time tries to lock on to the same pattern coming back from the remote unit.
  • Page 102 5-26 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 103: Diagnosing The Dl600E Unit

    Diagnosing the DL600E Unit ¥ Running Diagnostic Tests 6-2 ¥ The Diagnostics Menu 6-3 ¥ Test Parameters 6-4 ¥ Test Types 6-6 ¥ Running Tests from the Front Panel 6-10...

  • Page 104: Running Diagnostic Tests

    However, if the tests reveal a problem with telephone company service or with the DL600E unit, you should inform the telephone company that the equipment or the DL600E unit must be removed from service. 6-2 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 105: The Diagnostics Menu

    ¥ Initiate loopbacks and tests on the full bandwidth or on the data port fraction ¥ Set programmable test patterns Figure Figure 6-1 shows an example of Menu-9 Diagnostics. SW Ver 2.0 MIB Ver 1.2 Digital Link DL600 Encore4/22/95 HW Ver AMenu-9 Diagnostics00:00:36 Local: MARS Remote: VENUS Current TestPLD Lpbk(FULL)

  • Page 106: Running A Test From Menu-9 Diagnostics

    Loop Up Remote Pattern Pattern 3:24 Loop Down Remote Lamp Test Full Bandwidth Loop Code Standard, Alternate, Disabled Fractional Loop Code Standard, Alternate, , Disabled V.54 USER 1 Pattern and USER 2 Pattern 6-4 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 107 Enter any sequence of , between characters in length. The parameters and options in the upper test status section of Menu-9 Diagnostics are: Current Test Idle Self Test Loopback (fraction) LP DN Remote (fraction) Loopback full LP UP Remote (fraction) Loopback (fraction) Lamp Test Send All...

  • Page 108: Test Types

    You can also run the Self Test from the front panel. Refer to ÒUsing the TEST MenuÓ in Chapter 5 for further information. Loop DTE Test The Loop DTE test veriÞes the operation of the DL600E unit and its associated cabling and equipment. 6-6 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 109: Loop Net Test

    You can perform the Loop only if the equipment has a feature to send and detect a test pattern. The equipment sends the full bandwidth signal through a foot (1220 meter) simulated line to the 4000 DL600 network receive circuitry. It should receive the same signal it transmitted.

  • Page 110: Loop Payload Test

    : The full bandwidth loop up code puts the remote Note DL600E unit in a full bandwidth network loopback. The fractional loop up code puts the DL600E unit in a fractional (per individual port) payload loopback. 6-8 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 111: Figure 6-5 Loop Up Remote Test

    To run the Loop Up and Loop Down Remote tests from the front panel, press the and DOWN buttons, respectively. REMOTE LPBK UP Local Solo E1 Encore Remote Solo E1 Encore Network DATA Network DATA Interface Port Interface Port Figure 6-5 Loop Up Remote Test QRW Pattern Test Use the Quasi-Random Word...

  • Page 112: Running Tests From The Front Panel

    Running Tests from the Front Panel You can also run the tests from the front panel. Refer to ÒUsing the TEST MenuÓ in Chapter 5 for further information. 6-10 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 113: Technical Specifications

    Appendix DL600E Technical SpeciÞcations...
  • Page 114 N x 64Kb/s (N = 1 System Timing Requirements Network Internal E1 Aux Port Any Data Port via the SCTE (TT) line External (Nx64 kHz 1544 kHz Ext. Timing Connector, 75 Ohm BNC connector (TTL levels) DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 115: Snmp

    Front Panel Display 16 character alphanumeric Key Pad 4 keys LEDs (per data port) TD, RD, CTS, RTS, DTR, DATA/TEST Status Network Port, E1 Port, Test Bantam Jacks E1 Send (IN/MON), E1 Receive (MON) Power Options Input Voltage 120 to 220 VAC, 50 to 60Hz Input Voltage -48VDC (optional) Power Consumption...

  • Page 116: Terminal Supported

    Blinks red Receiving a CV, OOF or CRC Remote Alarm Indication bit asserted in signal from Solid yellow network port DATA PORT LEDs Solid green Pulses from DTE detected No pulses from DTE detected DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 117 Solid green Pulses to DTE detected No pulses to DTE detected Yellow Receive to send line (RTS) from DTE is asserted Receive to send line removed Yellow Clear to send line (CTS) to DTE is active Clear to send line removed, indicating unit is not sending valid data Yellow Data terminal ready line (DTR) from DTE is active...
  • Page 118 Terminates all tests on local unit and brings the front panel menu to the Test Menu showing test just simultaneously to terminated END TEST Select a sub-menu loop or conÞguration option ENTER Button RIGHT ARROW button in a few situations DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 119: Factory Default Configuration

    Factory Default ConÞguration The DL600E factory default settings are listed below. Unit ConÞguration Unit ID Unique ID assigned Protect Mode Disabled Network ConÞguration CRC4 Enabled In-Band Communications Bit Main Synch. Source Network Alternate Synch Source Internal Data Port ConÞguration Loss Format X.21 SCTE...
  • Page 120 Timeout when Logged on ........Phone Number 1 ........Normal User Password Timeout when not Logged on ................ Comm Port DCD ........Superuser Password ........Comm Port XON/XOFF ........ConÞguration Mode ........Comm Port ........DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 121: Dl600E Model Numbers

    DL600E Model Numbers Table shows the model numbers of the equipment supplied to you by Digital Link. Table A-2 DL600E Model Numbers Model Number Description DL600E-AC-02 DL600E Base Unit with AC power supply, 2 DTE ports DL600E-AC-04 DL600E Base Unit with AC power supply, 4 DTE...
  • Page 122 A-10 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 123: Appendix B Connector And Pin Assignments

    Appendix Connector and Pin Assignments...

  • Page 124: E1 Network Pin Assignments

    AUX (E1) DTE Connector Pin Assignments Signal Receive from Network Tip (T1) Receive from Network Ring (R1) Frame Ground Send toward Network Tip (T) Send toward Network Ring (R) 5, 6, 7, 8, 10, 12,13,14,15 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 125: Dl600E-To-Equipment Pin Assignments

    DL600E-to-Equipment Pin Assignments The pin assignments for DL600E unit to Equipment in Table B-3. Table B-3 DL600E to Equipment Pin Assignments Name V.35 EIA-530 X.21 RS449 Description Serial Clock SCT -A, B SCT -A, B SCT -A, B Clock for changes on SD.
  • Page 126 DTE but currently not supported. SCTE has two possible uses: a timing source to clock in the SD signal and an external timing source to be used as network transmit timing reference. DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 127 DB25-to-DC-37 (RS449) DTE Connector Pin Assignments The pin assignments for the -to-DC-37 (RS449) data port DB25 connector are listed below in Table B-5. Table B-5 DB25 to DC-37 (RS449) DTE Connector Pin Assignments DC-37 (RS449) DB25 Signal Name Signal TT A To DTE TT B To DTE...

  • Page 128: Db25-To-M-34 (V.35) Dce Connector Pin Assignments

    DB25 V.35 DCE below in Table B-6. Table B-6 DB25 to V.35 DCE Connector Pin Assignments Signal Name M-34 DB25 Signal Name Send Data Receive Data Receive Data Send Data RLSD SCTE SCTE RLDS DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 129: Db25-To-Dc-37 (Rs449) Dce Connector Pin Assignments

    DB25-to-DC-37 (RS449) DCE Connector Pin Assignments Table B-7 describes the -to-DC-37 ( connector pin DB25 RS449) DCE assignments. Table B-7 DB25 to DC-37 (RS449) DCE Connector Pin Assignments DC-37 (RS449) DB25 Signal Name A TT A RTS A RD A SD A DM A TR A RR...

  • Page 130: Communication Port Pin Assignments

    Table B-9 lists the Comm Port parameter options. Table B-9 Comm Port Parameter Options Parameter Options Baud rate (DefaultÑ 1200, 2400, 4800, 9600 14400, 19200, 28800, 38400 9600) Parity Even, Odd and None (DefaultÑNone) Word length (DefaultÑ Stop bits (DefaultÑ DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 131: De9-To-Db25 Adapter Pin Assignments

    Table B-10 DE9-to-DB25 Adapter Pinouts DB25 DB25-to-DE9 Adapter Pin Assignments Digital Link provides an adapter to accommodate the Digital Link Comm Port ribbon cable for the connector on the terminal port. DB25 The pin-out assignments are listed in Table B-11 below.
  • Page 132 B-10 DL600E E1 Data Multiplexer UserÕs Guide...

  • Page 133: Glossary

    Glossary ÑAll Ones simulates the highest spectral components and highest energy All 1s out of the product and out of the line repeaters on the E1 line. All 0s ÑA pattern that checks the correct operation of the HDB3 (E1) line cod- ing.
  • Page 134 CTS (Clear to Send) to the digital network and is ready to accept data. ÑOccurs when the ones bit is not represented with the CV (Code Violation) opposite signal of the previous ones bit. DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 135 ÑA serial data communication transmission path, generally between data link two adjacent nodes or devices and without intermediate switching nodes. ÑIn the OSI model, the network processing entity that estab- data link layer lishes, maintains and releases data link connections between adjacent ele- ments in the network.
  • Page 136 ÑAn organization which sets data EIA (Electronic Industries Association) communication industry standards. ÑElectrical standard and interface. EIA 530 encoding/decoding ÑThe process of reformatting information into a format suitable for transmission, and then recovering it after transmission. DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 137 ÑThe spacing and operation of ampliÞers so that the gain pro- equalization vided by the ampliÞer, per transmission frequency, coincides with the signal loss at the same frequency; circuitry that compensates for the differences in attenuation at different frequencies. ÑThe unit or units remote from the user. far end ÑOccurs when the end of a frame is not detected where FE (Framing Errors)
  • Page 138 It is used to describe network management variables. MTBF (Mean Time between Failure) ÑThe average time a manufacturer esti- mates before a failure occurs in a component, a printed circuit board or a complete telephone system. DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 139 ÑThe point of demarcation between the customer NI (Network Interface) premises and the carrier's network, usually drawn at the network connector on the rear panel of the Digital Link access device. ÑAn additional, non-informational bit appended to a group of bits parity bit indicating that the number of ÒonesÓ...
  • Page 140 ÑA unipolar clock from the DCE signal. A data SCT (Serial Clock Transmit) port signal. ÑThe clock signal is echoed from SCTE (Serial Clock Transmit External) the DTE for the purpose of timing incoming data on long cable runs. DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 141 ÑA device or software program that encodes data for encryption. scrambler It distorts a voice or data conversation so that only another like device can Þg- ure out the content of the message. ÑA signal from DTE to DSU/CSU. SD (Send Data) ÑA subchannel derived from the main channel.
  • Page 142 ÑA mechanism by which a device automatically sends an alarm for cer- TRAP tain network events to a management station. The management station can ini- tiate a polling sequence to the device to determine the cause of the problem. G-10 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 143 ÑWhen the DSU loses its signal from the DTE device, UA1 (Unframed All 1s) it generates a NET UA1 Received Alarm to the E1 network. Ñ A CCITT standard for the trunk interface between a network access V.35 device and a packet network. It deÞnes signaling for data rates greater than 19.2 Kbps.
  • Page 144 G-12 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 145 Self Test 6-6 6-10 data port 1-4 dial-out capability network transmitter 3-12 telephone numbers 3-30 Comm Port Digital Link FDL Protocol COMM DCD Menu-8 3-28 Menu-4 Main ConÞguration 3-12 COMM XON/XOFF Menu-8 3-28 Ð DLMS 1-3 connecting terminal 3-3 daisy chaining Solo Encores 3-5 connecting cable 2-2 Menu-0 SNMP ConÞg.
  • Page 146 Loop NET test 6-7 network RAI received alarm 3-26 Loop Payload test 6-8 redrawing screen 3-9 Loss of signal requirements on data port 3-16 hardware 2-2 information 2-3 managing and monitoring Solo Encore 4-2 DL600E E1 Data Multiplexer UserÕs Guide...
  • Page 147 timeslot allocation 3-10 TRAP Self Test 1st NMS IP Address 3-21 at power-up 2-4 2nd NMS IP Address 3-21 running 6-6 3rd NMS IP Address 3-21 simplex power handling with caution 2-2 smooth clock on data port 1-4 SNMP conÞguring 3-10 3-21 network UA1 received alarm 3-26 Menu-0 SNMP ConÞg.

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