ADTRAN TDU 120e User Manual
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ADTRAN TDU 120e User Manual

ADTRAN TDU 120e User Manual

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September 2001
61202156L2-1C
TDU 120e

User Manual

Part Number
1202156L2
1202155L2

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Summary of Contents for ADTRAN TDU 120e

  • Page 1: User Manual

    September 2001 61202156L2-1C TDU 120e User Manual Part Number 1202156L2 1202155L2...
  • Page 2 Trademarks: Windows is a registered trademark of Microsoft Corp. T-Watch is a trademark of ADTRAN, Inc. OpenView 901 Explorer Boulevard P.O. Box 140000 Huntsville, AL 35814-4000 Phone: (256) 963-8000 © 2001 ADTRAN, Inc. All rights reserved. Printed in USA.

  • Page 3: Save These Important Safety Instructions

    The following conventions are used in this manual. Notes provide additional useful information. Cautions signify information that could prevent service interruption. Warnings provide information that could prevent damage to the equipment or endangerment to human life. When using your telephone equipment, please follow these basic safety precau- tions to reduce the risk of fire, electrical shock, or personal injury: Do not use this product near water, such as near a bathtub, wash bowl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool.
  • Page 4 Part 68 compliant. See installation instructions for details. If your TDU 120e causes harm to the telephone network, the Telephone Com- pany may discontinue your service temporarily. If possible, they will notify you in advance.
  • Page 5 Affidavit Requirements for Connection to Digital Services • An affidavit is required to be given to the telephone company whenever digi- tal terminal equipment without encoded analog content and billing protec- tion is used to transmit digital signals containing encoded analog content which are intended for eventual conversion into voice band analog signal and transmitted on the network.
  • Page 6 Affidavit for Connection of Customer Premises Equipment to 1.544 MBPS and/or Subrate Digital Services For the work to be performed in the certified territory of ______________ (telco name) State of ________________________________ County of ______________________________ I, _______________________ (name), ____________________ (business address), _____________________ (telephone number) being duly sworn, state: I have the responsibility for the operation and maintenance of the terminal equip- ment to be connected to 1.544 Mbps and/or __________________ subrate digital...
  • Page 7 ( ) C. An independent training course (e.g., trade school or technical institution) recognized by the manufacturer/grantee of the equipment used to encode analog signals; or ( ) D. In lieu of the proceeding training requirements, the operator(s)/main- tainer(S) is (are) under the control of a supervisor trained in accordance with _______________ (circle one) above.
  • Page 8 Federal Communications Commission Radio Frequency Interference Statement This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 9 Canadian Equipment Limitations Notice: The Canadian Industry and Science Canada label identifies certified equipment. This certification means that the equipment meets certain telecom- munications network protective, operational, and safety requirements. The Department does not guarantee the equipment will operate to the user’s satisfac- tion.
  • Page 10 Customer or a third party (including, but not limited to, loss of data or informa- tion, loss of profits, or loss of use). ADTRAN is not liable for damages for any cause whatsoever (whether based in contract, tort, or otherwise) in excess of the amount paid for the item.
  • Page 11 Customer Service, Product Support Information, and Training ADTRAN will replace or repair this product within five years from the date of shipment if the product does not meet its published specification, or if it fails while in service. A return material authorization (RMA) is required prior to returning equipment to ADTRAN.
  • Page 12 Repair and Return If ADTRAN Technical Support determines that a repair is needed, Technical Sup- port will coordinate with the Custom and Product Service (CAPS) department to issue an RMA number. For information regarding equipment currently in house or possible fees associated with repair, contact CAPS directly at the following...

  • Page 13: Table Of Contents

    Table of Contents List of Figures ...1-xxi List of Tables ... 1-xxiii Chapter 1. Introduction...1-1 TDU 120e Overview ...1-1 Standard Features in the TDU 120e ...1-3 TDU 120e Option Modules ...1-4 DSX-1 ...1-4 Full Drop and Insert ...1-4 Nx56/64 serial interface ...1-4 Voice interface ...1-4...
  • Page 14 Chain In/Chain Out...2-10 Normal Power-Up Procedure ... 2-11 Chapter 3. Operation... 3-1 Menu Operation ... 3-1 Sample Terminal Screen with TDU 120e Menu... 3-2 General Menu Traversal... 3-2 Select and Activate a Menu Item ... 3-2 Edit the Data Field ... 3-4 Exit Any Menu Field Operation or Display ...
  • Page 15 Alternate Methods of Control ...3-11 T-Watch PRO (ADTRAN PC Program)...3-11 Setting up the TDU 120e to Work over a LAN ...3-11 Setting up the TDU 120e to Work over an EIA-232 Connection ...3-12 SNMP...3-12 Chapter 4. Status Menu...4-1 Status ...4-1 Network (NI) Performance Reports...4-2...
  • Page 16 DS0 Map A and DS0 Map B... 5-17 DS0 Map A ... 5-17 DS0 Map B ... 5-17 Temp ... 5-17 DS0 Maps Configuration Menu ... 5-18 Creating a DSO Map ... 5-19 Initializing the Temp Map ... 5-19 TDU 120e User Manual 61202156L2-1...
  • Page 17 To Set the Unit Identification ...6-4 No Unit ID Desired ...6-4 Software Revision ...6-4 Port Utility ...6-4 MAC Address...6-4 Chapter 7. Test Menu ...7-1 Test ...7-1 Network Tests ...7-2 Loopback Tests...7-2 Network Interface Loopbacks ...7-3 61202156L2-1 TDU 120e User Manual Table of Contents xvii...
  • Page 18 DBU TEST ... 7-10 DBU DATA/CNTRL ... 7-11 DBU TST RESULT ... 7-11 DS-1 (0.2) Menu Items ...7-11 Loopback ... 7-11 Cancel Tests... 7-11 Chapter 8. Remote/Management Menus... 8-1 Remote Menu Access ... 8-1 xviii TDU 120e User Manual 61202156L2-1...
  • Page 19 Begin Firmware update..8-7 Quit Session ...8-7 Appendix A. Understanding SNMP ... A-1 Appendix B. Connector Pinouts... B-1 Appendix C. System Messages ... C-1 Appendix D. Specifications ... D-1 Index ... Index-1 61202156L2-1 TDU 120e User Manual Table of Contents...
  • Page 20 Table of Contents TDU 120e User Manual 61202156L2-1...

  • Page 21: List Of Figures

    Figure 2-1. TDU 120e Rear Panels ...2-5 Figure 2-2. TDU 120e Interfaces ...2-6 Figure 2-3. Example of Chain-in ...2-10 Figure 3-1. Sample Terminal Screen with TDU 120e Menu ...3-2 Figure 3-2. Example of Basic Menu Travel ...3-3 Figure 3-3. Telnet/Terminal Main Menu ...3-5 Figure 3-4.
  • Page 22 List of Figures xxii TDU 120e User Manual 61202156L2-1...

  • Page 23: List Of Tables

    Table B-8. Base DS-1 Pinout of the 15-Pin Female D-Connector... B-7 Table B-9. 10BaseT Ethernet Connector ... B-8 Table B-10. External Alarm Device Connector ... B-8 Table B-11. Power Connector (DC powered units)... B-8 612022156L2-1 TDU 120e User Manual xxiii...
  • Page 24 List of Tables xxiv TDU 120e User Manual 612022156L2-1...

  • Page 25: Chapter 1. Introduction

    SNMP management The TDU 120e’s option slot accepts one of many available option modules for voice and data applications. The TDU 120e serves as the link between user data sourc- es such as: • local area network (LAN) bridges and routers •...
  • Page 26 The TDU 120e offers a wide variety of network manage- ment options. The 10BaseT and control ports are compat- ible with both SNMP and T-Watch PRO management. An enhanced VT-100 terminal interface is also provided.

  • Page 27: Standard Features In The Tdu 120E

    Standard Features in the TDU 120e 61202156L2-1A The following list describes the standard features in the enhanced TDU 120e. • A single T1 interface. • An Nx/DBU V.35 port and a DS-1 (PBX) interface. • An inband communication channel requiring only 8k of bandwidth from a single DS0.

  • Page 28: Dsx-1

    Chapter 1. Introduction TDU 120e OPTION MODULES Some of the option modules available for the TDU 120e are: DSX-1 Provides a short haul T1 interface for operation with a PBX (Terminal Interface). Full Drop and Insert Permits the dropping of data and insertion of new data into the same DS0 time slot.

  • Page 29: Option Module Architecture

    ACCESS CRAFT NETWORK PORT 0.2 61202156L2-1A The TDU 120e features a unique architecture that allows the addition of one option module and plug-on board providing an opportunity for growth to accommodate an- other application. See Figure 1-1. TDU 120e TEST...

  • Page 30: Tdu 120E Configuration Applications

    TDU 120e applications. In this application, the Base Nx/DBU provides a V.35 in- terface to a router. The PBX is interfaced to the TDU 120e with the Base DS-1 interface. An OCU DP module and OCU DP plug-on board provide two switched 56 circuits for video conferencing.

  • Page 31: Chapter 2. Installation

    (see the front section of this manual for contact informa- tion). If possible, keep the original shipping container for use in shipping the TDU 120e back for repair or for verifi- cation of damage during shipment. The following items are included in the ADTRAN ship- ment: •...

  • Page 32: Customer Provides

    Chapter 2. Installation Customer Provides POWER CONNECTION Power to the TDU 120e AC unit must be from a grounded 90-120 VAC, 50/60Hz source. • Cables for any expansion modules to be used with the TDU 120e • 10BaseT cable for connection to a LAN or router (if...

  • Page 33: Grounding Instructions

    TDU 120e User Manual Chapter 2. Installation...
  • Page 34 The terminal should be fastened to the grounding lug provided on the rear panel of the equipment. • The ring terminal should be installed using the ap- propriate crimping tool (AMP P/N 59250 T-EAD Crimping Tool or equivalent). TDU 120e User Manual 61202156L2-1...

  • Page 35: Identification Of Rear Panel Layout

    IDENTIFICATION OF REAR PANEL LAYOUT TDU 120e AC TDU 120e DC 61202156L2-1 Figure 2-1 shows the configuration of the rear panel of the TDU 120e (AC powered and DC powered units). Figure 2-1. TDU 120e Rear Panels TDU 120e User Manual Chapter 2. Installation...

  • Page 36: Tdu 120E Interfaces

    PC or Modem Network Network Interface Nx56/64 Serial Interface The TDU 120e rear panel is equipped with an Nx/DBU data port, a DS-1 interface, an option slot, management interfaces, an external alarm connector, and a T1 interface. See Figure 2-2.

  • Page 37: Ds-1 (Pbx) Interface

    The control port input provides an RJ-45 input from a PC or a modem for control of the TDU 120e. You can also use it as a chain input from another TDU 120e or TSU 100. For more information, see Appendix B.

  • Page 38: Power Up Testing

    When shipped from the factory, the TDU 120e is set to fac- tory default conditions. At the first application of power, the unit automatically executes a memory self-test. A full self-test can be run from the terminal.

  • Page 39: Initialization

    Set Unit Identification Set Control Port 61202156L2-1 The TDU 120e is designed to operate with or without the use of a passcode. The default condition is without a pass- code. The passcode should be a number easily remembered.

  • Page 40: Chain In (Pc)

    U Unit Menu on page 5-14 for details. TDU 120e units and other TDUs and TSUs can be linked together to form a chain. Figure 2-3 provides an example of a chain-in arrangement with a PC or a modem. The first TDU 120e in the chain receives controlling input from the PC or modem.

  • Page 41: Normal Power-Up Procedure

    Power-Up self-test followed by the request for a passcode (password) if this option was se- lected during initialization. Type the previously recorded passcode and press TDU 120e User Manual Chapter 2. Installation Enter 2-11...
  • Page 42 Chapter 2. Installation 2-12 TDU 120e User Manual 61202156L2-1...

  • Page 43: Chapter 3. Operation

    Only one Telnet session can be active at one time. 61202156L2 Operation The TDU 120e uses a VT-100 type terminal to display con- trol and monitor menus. Initiate this mode by keying in <CTRL> PTT on the terminal once it is connected to the Control In or Craft port.

  • Page 44: Sample Terminal Screen With Tdu 120E Menu

    Chapter 3. Operation Sample Terminal Screen with TDU 120e Menu Figure 3-1. Sample Terminal Screen with TDU 120e Menu General Menu Traversal An example of a PC screen with a TDU 120e menu is shown in Figure 3-1. Main Menu 1) Status...

  • Page 45: End Of List

    Status Menu. Action menu using TATUS CTIVE LARMS LARM Figure 3-2. Example of Basic Menu Travel TDU 120e User Manual Chapter 3. Operation Result The cursor will flash on the number next to the activated selection. The S submenus will TATUS display.

  • Page 46: Edit The Data Field

    When configuring the unit, menu selections will include options from data port submenus. Selecting data ports is necessary because the TDU 120e uses a Slot-Port method to identify the data port the menu item is referencing. If a module containing a PBX DSX-1 option card with an...

  • Page 47: Menu Structure

    The Nx is located in the option slot and is the second port in that slot. The ports that are built into the TDU 120e are referenced as Slot 0. The Nx/DBU is designated as 0.1 and the DS-1 is referenced as 0.2.

  • Page 48: Menu Options

    DTE interfaces. For detailed information on status options, see Chapter 4, Status Menu. Config (Configuration) Displays and sets the TDU 120e operational configura- tion, including all network interface parameters, the allo- cation of the DS0s, and the port parameters. For detailed information on configuration options, see Chapter 5, Con- figuration Menu.

  • Page 49: Management Configuration

    Chapter 8, Remote/Management Menus. Quit Session Terminates the Telnet/terminal session. The TDU 120e front panel monitors operation and con- trols the configuration of the unit. The TDU 120e front panel is shown in Figure 3-4. TEST ALARM ERROR...

  • Page 50: Aco Switch

    The Craft Port is used as an RJ-45 port to connect the unit to a computer, a modem, or to another TDU/TSU multiplexor or a TSU 100. This jack connects the unit to the network. This jack connects the unit to a PBX or other terminal equipment. TDU 120e User Manual 61202156L2...

  • Page 51: Leds

    When the alarm condition is no longer valid, the OK LED activates (turns on). To view an alarm condition, select the active alarm menu item. TDU 120e User Manual Chapter 3. Operation Indicates that... ISTORY...

  • Page 52: Port Status Leds

    OK LED activates (turns on). To view an alarm condition, select the active alarm menu item. These are used to connect option cards to the computer. TDU 120e User Manual Indicates that... ISTORY 61202156L2...

  • Page 53: Alternate Methods Of Control

    30-day period. • Accesses units via the local area network (LAN). To set up the TDU 120e to work with T-Watch PRO over the LAN, follow these steps: Set the Unit ID using the Front Panel. See Unit ID on page 6-3 for details.

  • Page 54: Setting Up The Tdu 120E To Work Over An Eia-232 Connection

    Setting up the TDU 120e to Work over an EIA-232 Connection SNMP 3-12 To set up the TDU 120e to work with T-Watch PRO over a direct EIA-232 connection, follow these steps: Step Set the Unit ID and set a passcode. See page 6-3.

  • Page 55: Chapter 4. Status Menu

    8) ETHERNET STATUS 61202156L2-1 Status Menu The S menu branch allows you to view the status of TATUS the TDU 120e operation. See Figure 4-1. (HISTORY LIST) END OF HISTORY Nx/DBU (0.1) DS-1 (0.2) (OPTION LIST) Menu flow is depicted from left to right. At every level of...

  • Page 56: Network (Ni) Performance Reports

    The N ETWORK NTERFACE Figure 4-2) display the performance data. The TDU 120e maintains this performance data on the network in com- pliance with ANSI T1.403 and AT&T document TR54016. The data displayed is data accumulated over the last 15 minutes and over the last 24 hours.

  • Page 57: Network Interface (Ni) Errors

    A list of alarm messages is found in Appendix C, System Messages. If one or more of the Alarm LEDs are illuminated, an alarm is present. Press Escape menu item TDU 120e User Manual Chapter 4. Status Menu ND OF to return to the previous...

  • Page 58: View History

    The base Nx interface shows the status screen listed in this section. When using other option cards, refer to the ap- propriate separate manual for a definition of any status screens offered. The P of Nx/DBU shows how to use this TATUS item. TDU 120e User Manual display, press 61202156L2-1...

  • Page 59: Nx/Dbu (0.1) Menu Items

    Data carrier detect to DTE Data set ready to DTE DTE Port Rate The P displays the current setting of the Nx port. Continue with standard operating procedures to exit the display. TDU 120e User Manual Chapter 4. Status Menu...

  • Page 60: Dbu Data/Cntrl

    Clear to send from the DCE Data terminal ready to the DCE Data set ready from the DCE DBU Status DBU SECS Total seconds in current DBU session IN DBU YES/NO indication of active DBU status TDU 120e User Manual 61202156L2-1...

  • Page 61: 0.2) Menu Items (Ds-1 Errors)

    In remote port. This is useful for troubleshooting communication sessions, and for verifying cabling. Characters received at remote port Unit ID received at remote port Correct CRC received Correct passcode received Characters transmitted from the remote port TDU 120e User Manual Chapter 4. Status Menu...

  • Page 62: Clear Port Alarm

    Ethernet Status Clears the L alarms on option modules that AILED have been removed from the TDU 120e chassis. Indicates that data is being transmitted from the 10BaseT port. Indicates that data is being received by the 10BaseT port. Indicates the current status of the 10BaseT link integrity test (this should always be on when the unit is connected to a functional 10BaseT hub).

  • Page 63: Chapter 5. Configuration Menu

    DS0s, and the port parameters. See the TDU 120e Config Menu Tree on page 5-2. Menu flow is depicted from left to right. At every level of the menu, pressing Escape vious menu level.

  • Page 64: Figure 5-1. Tdu 120E Config Menu Tree

    CONFIG -- Select Port 1) PORT 1 6) PORT CONFIG 2) PORT 2 3) PORT 3 N) EXIT COMMAND: 7) EXIT Figure 5-1. TDU 120e Config Menu Tree TDU 120e User Manual MAP A@00:00* MAP B@00:00* TEMP MAP PORT DSO# PORT...

  • Page 65: Figure 5-2. Network (Ni) Menu Tree

    REJECT FT1 REJECT ATT & FT1 REJECT ALL ENABLE/ DISABLE 1) ALARM REPORT [SEND ALARMS/DISABLE ALARM 2) ALARM FORMAT [ORB-13/ORB-16 3) BPV THRESHOLD [10-4/10-6/10-5] 4) EXIT Figure 5-2. Network (NI) Menu Tree TDU 120e User Manual Chapter 5. Configuration Menu...

  • Page 66: Figure 5-3. Unit Menu Tree

    8) DEFAULT ROUTER: 000.000.000.000 9) SLIP RATE: 38400 / 19200 / 9600 / 2400 / 1200 10)SLIP FLOW CONTROL NONE/HARDWARE 11) PROXY TRAPS ENABLE/DISABLE 12) EXTERNAL ALARMS ENA/DISA 13) EXIT Figure 5-3. Unit Menu Tree TDU 120e User Manual 61202156L2-1...

  • Page 67: Network (Ni)

    Enables and disables the sending of PRM data on the facility data link (FDL). The PRM data continues to be collected even if Transmit PRMS are disabled (possible only with ESF Format). Choices: O and O TDU 120e User Manual Chapter 5. Configuration Menu...

  • Page 68: Timing Mode

    NI. Choices: N ETWORK (CSU) (only with DSX-1 option card), U-BR1TE (only with U-BR1TE option card), I (SI) (only with secondary port option card). TDU 120e User Manual DTE, B DS-1, N ORMAL , and S NTERNAL...

  • Page 69: Figure 5-4. Network Timed Clock Source

    See Figure 5-4. INTERNAL OSCILLATOR BASE Nx56/64 DTE CLOCK Figure 5-4. Network Timed Clock Source TDU 120e User Manual Chapter 5. Configuration Menu SECONDARY INTERFACE OPTION CARD BASE DS-1...

  • Page 70: Figure 5-5. Base Ds-1 Timed Clock Source

    Chapter 5. Configuration Menu T1 Transmit NETWORK INTERFACE T1 Receive Base DS-1 The PBX is the source of timing. The TDU 120e uses the clock derived by the Base DS-1 interface for transmission timing. See Figure 5-5. INTERNAL OSCILLATOR BASE Nx56/64 DTE CLOCK Figure 5-5.

  • Page 71: Figure 5-6. Base Dte Timed Clock Source

    T1 Receive 61202156L2-1 Base DTE Timing The Base DTE is the source of timing. The TDU 120e uses the incoming DTE clock to determine the trans- mission timing. This is typically used in applications where it is necessary to have the DTE as the primary clock source (such as limited distance line drivers).

  • Page 72: Figure 5-7. Internal Clock Source

    T1 Receive 5-10 Internal Timing The TDU 120e is the source of timing. The TDU 120e is configured to use its own internal oscillator as the source of timing. Applications include private line driver circuits where one end is set to network and the other to internal.

  • Page 73: Secondary Timing

    NETWORK INTERFACE T1 Receive 61202156L2-1 Secondary Timing The secondary interface is the source of timing. The TDU 120e uses the clock derived by the secondary interface for transmission timing. See Figure 5-8. INTERNAL OSCILLATOR BASE Nx56/64 DTE CLOCK Figure 5-8. Secondary Clock Source TDU 120e User Manual Chapter 5.

  • Page 74: Figure 5-9. Normal (Csu)

    The typical timing option arrangement is shown in Figure 5-9. The PBX is looped timed sending data to the TDU 120e which is actually synchronous to the received data. The Network Interface (NI) is the actual source of all timings. This timing option is the same as that typically used for CSUs.

  • Page 75: Set Line Buildout

    1.1. Set Line Buildout Selects the line buildout for the network interface. In AUTO mode, the TDU 120e sets the LBO based on the strength of the receive signal and displays the selected value. Choices: 0.0 dB, 7.5 dB, 15 dB, 22 dB, and Auto.

  • Page 76: Unit Menu

    Choices: E and D NABLE ISABLE Access Sets the method of connection from the TDU 120e to T-Watch PRO or SNMP. Choices: Direct: Used if connected directly to the PC. Dial: Used when connection is through a modem. The dial string is entered from T-Watch PRO or SNMP.

  • Page 77: Control Port

    Subnet Address This defines which part of a destination IP address is the Network number. It is used along with the TDU 120e IP address to determine which nodes must be reached through the default IP Gateway. This value is set to 0.0.0.0 when the control port option is set to SLIP.

  • Page 78: Slip Flow Control

    Indicates that the map in use will change at a user- selected time of day. The automatic map change feature is enabled. When A is selected, the unit displays the screens to set times for switching. TDU 120e User Manual 61202156L2-1...

  • Page 79: Map In Use

    FDL. Only one end needs to be set to A for this to work. This menu item controls the DS0 map the TDU 120e uses and displays the map in current use. The DS0 maps designate which DS0s are assigned to which port.

  • Page 80: Ds0 Maps Configuration Menu

    9) APPLY TEMP MAP TO MAP B You can use the up and down arrows move the cursor from one selection to another. Press to perform the action displayed to the right of the Enter cursor. TDU 120e User Manual DS0# PORT IDLE IDLE IDLE IDLE...

  • Page 81: Creating A Dso Map

    Temp map configuration. Initializing the Temp Map Upon entering the DS0 maps C Temp map reflects its last configured state. If you want to... TDU 120e User Manual Chapter 5. Configuration Menu menu, the ONFIGURATION Enter selections... 1 - 2...

  • Page 82: Editing The Temp Map

    B, respectively. Copying Map To copy Map A to Map B, copy Map A to the Temp map and then apply the Temp map to Map B. See Figure 5-11. TDU 120e User Manual map are needed, do the Explanation 61202156L2-1...

  • Page 83: Reviewing Maps

    TST designates which DS0s are used for QRSS test- ing when activated under the T When not used for testing, the TST designation is identical to IDLE. TDU 120e User Manual Chapter 5. Configuration Menu T E M P D S 0 B A (B).

  • Page 84: Review Map A (B)

    The list of option ports will vary with the configuration. The TDU 120e is designed so that any additional ports de- veloped in the future will contain the appropriate menu selections to provide access by using this menu item.

  • Page 85: Nx/Dbu (0.1) Menu Items

    DS0s assigned to the Nx port. Choices: 56K TX CLK CNTRL Controls the clock used by the TDU 120e to accept transmit (TX) data from the DTE. The default is . If the interface cable is long, causing a ORMAL phase shift in the data, the clock can be selected as .
  • Page 86 120e to accept transmit data from the DTE. The default option is I NTERNAL If the application requires that the DTE device pro- vide the clock with the transmit data, the External setting is used. Choices: I NTERNAL TDU 120e User Manual EMAND XTERNAL 61202156L2-1...

  • Page 87: Dial Backup Config

    ISABLE Backup On Selects the conditions that cause the Nx/DBU to ini- tiate Backup. NET FAIL Backup occurs on R and LOS. LARM TDU 120e User Manual Chapter 5. Configuration Menu No DS0 Network Mapped Alarm — ONTROL and the other to...
  • Page 88 Choices: 10 , 30 Num Retries Selects the number of times the DBU will attempt to redial if unable to connect. Choices: N NLIMITED TDU 120e User Manual ; otherwise set to D ISABLE , 10 , 30 is selected, EVER...
  • Page 89 Enable HR: The hour backup will be enabled. Enter from the numeric keyboard. Choices: 0-23 Disable HR: The hour that the backup will be disabled. Enter from the numeric keyboard. Choices: 0-23 TDU 120e User Manual Chapter 5. Configuration Menu AILY EEKLY ; otherwise set 5-27...

  • Page 90: Ds-1 (0.2) Menu Items

    (per ANSI T1.403 specification) which may be sent to the card over the DS-1 interface. This loopback is a line loopback. Choices: A CCEPT EJECT TDU 120e User Manual ONFIGURATION (ft) - 1-133, 133-266, 266-399, 399- 61202156L2-1 ), this...

  • Page 91: Robbed Bit Signaling

    When the Robbed Bit Signaling option is set to ON: ENA BLOCK, this item defines the last DS0 to extract signaling from. Example: RBS Start and RBS End together define a block of DS0s for Robbed Bit Signaling. 61202156L2-1 TDU 120e User Manual 5-29...
  • Page 92 Chapter 5. Configuration Menu 5-30 TDU 120e User Manual 61202156L2-1...

  • Page 93: Chapter 6. Utility Menu

    This menu also displays the unit software revision and the unit ID setting. TIME: HH:MM:SS DATE: MM/DD/YY (Returns all configurations to factory settings) NEW PASSCODE (Displays Current Software Revision) NX/DBU (0.1) DS-1 (0.2) (OPTION PORTS) TDU 120e User Manual VERIFY PASSCODE Figure 6-1. Utility Menu Tree...

  • Page 94: Time/Date

    Main This menu option displays or edits the current time and date. The TDU 120e maintains the time and date during power-off conditions. Press Enter (this records the entry and moves to the next editing position) Press Enter at the editing position without making any changes, or use the up and down arrow keys.

  • Page 95: Set Passcode

    This sets a null passcode Enter and grants unlimited access. Lost Passcode If the passcode number is lost, contact ADTRAN Techni- cal Support for assistance (see page xi of this manual). No Passcode Desired At the N...

  • Page 96: To Set The Unit Identification

    This menu provides access to the display of the current software revision level loaded into the base unit control- ler. This information is required when requesting assis- tance from ADTRAN Technical Support or when updates are needed. Press Escape This menu provides access to the display of the current software information for each port installed in the unit.

  • Page 97: Chapter 7. Test Menu

    2) 511 PATTRN 3) 511 RESULTS 4) DBU LOOPBACK 5) DBU TEST 6) DBU DATA CNTRL 7) DBU TST RESULT TDU 120e User Manual menu contains four items. LINE ON ATT INBAND LLB PAYLOAD ON ANSI FDL PLB NO LOOPBACK...

  • Page 98: Network Tests

    Additionally, the loopbacks can be remotely controlled by means of out-of- band commands by the T1 ESF FDL or from T-Watch PRO by a modem connection. TDU 120e User Manual returns the system to the pre- repeatedly returns the Escape...

  • Page 99: Network Interface Loopbacks

    Line Loopback Figure 7-2. Network Loopback Tests There are three available choices for setting the local loop- back: Line On Activates the line loopback. Payload On Activates the payload loopback. TDU 120e User Manual Chapter 7. Test Menu Secondary Interface...

  • Page 100: No Loopback

    Initiates the transmission of an FDL line loopup code toward the far end. ANSI FT1 LLB Initiates the transmission of an FT1 loopback using the inband code described in T1.403. No Loopback Deactivates the loopback. TDU 120e User Manual , but at OCAL OOPBACK 61202156L2-1...

  • Page 101: Test Patterns

    The test is terminated by selecting The following patterns are available: QRSS All DS0s Generates a QRSS test pattern and inserts the pattern into all DS0s. TDU 120e User Manual Chapter 7. Test Menu option is selected, the TDU type is selected, the terminal OOPING .

  • Page 102: Qrss Tst Ds0S

    Terminates pattern generation. Instructions for Generating a QRSS Test Pattern Select QRSS ALL DS0s Press to record the selection. The TDU 120e Enter starts to generate a QRSS test pattern and inserts the pattern into all DS0s. To end the test, select Displays the results of the test currently active.

  • Page 103: Ses

    Map A to receive data from an Nx56/64 port. Loop the far end using a V.54 loopback code on the Nx56/64 port. TDU 120e User Manual Chapter 7. Test Menu ) or is not ( ) valid. The...

  • Page 104: Run Self-Test

    Chapter 7. Test Menu Run Self-Test Test Name Board level tests Each of the TDU 120e boards contains an on- Unit level tests The self-test checks the integrity of the internal operation of the electronic components by performing memory tests and by sending and verifying data test patterns through all internal interfaces.

  • Page 105: Port Tests

    This verifies the data path, clocks, and control signals. If a failure is detected, note the failure number prior to contacting ADTRAN Technical Support (see page xi of this manual). The P...

  • Page 106: 511 Pattrn

    Chapter 7. Test Menu The TDU 120e checks the remote loopback activation by detecting a proper response from the remote end. While waiting for the response, the display shows Looping. If successful, the display changes to Looped-Up. If unsuccessful, the display shows Failed.

  • Page 107: Dbu Data/Cntrl

    DS-1 interface. The available loopbacks are: Port Loopback Towards the NI. Line Loopback Towards the PBX or other terminal equipment. Use this menu selection to deactivate all active tests, in- cluding tests on option modules. TDU 120e User Manual Chapter 7. Test Menu 7-11...
  • Page 108 Chapter 7. Test Menu 7-12 TDU 120e User Manual 61202156L2-1...

  • Page 109: Chapter 8. Remote/Management Menus

    Unit Access Table or enter a unit ID for a unit not in the Unit Access Table. CTRL + X termi- nates the session and returns to the TDU 120e Main menu. This menu sets management information, such as SNMP community names and trap destination addresses.

  • Page 110: Unit Access Table

    ID and passcode set by T-Watch PRO running on the Passcode Type DEFAULT Standard 0033 Standard 0095 TSU Standalone 0022 Standard 0022 TDU 120e User Manual , or the unit is a single port TSU Polled Poll Status Figure 8-1. Unit Access Table 61202156L2-1A...

  • Page 111: Table 8-1. Unit Access Table Commands

    (defined as 0022 in Figure 8-1 on page 8-2). Traps are normally sent from the unit in alarm to the TDU 120e. For units in the Unit Access Table that are not chained directly to the TDU 120e but are managed over Inband or the FDL, traps are not automatically forwarded.

  • Page 112: Snmp Read Community

    SNMP Read Community SNMP Read/Write Community To access other units external to the TDU 120e (proxied units) using an SNMP MIB browser, append a period and the unit ID of the external device to the Read Only and Read/Write community name used in the MIB Browser, for example public.4.

  • Page 113: Host 2 Trap Ip Address

    (for example, SECOND FLOOR PBX ROOM). Auth. Fail Traps Sent When enabled, the TDU 120e issues an SNMP trap when any SNMP request is received with an invalid commu- nity name. Can be used for security purposes. Choices: Disabled, Enabled. Defaults to Disabled...

  • Page 114: Ping Ip Host

    OWNLOAD user to perform a flash upgrade using XMODEM proto- col. Trivial File Transfer Protocol (TFTP) Open a Telnet session to the TDU 120e and select TFTP . This selection allows the user to set LASH OWNLOAD the IP address of the server where the upgrade file resides.

  • Page 115: Tftp Server Ip Address: 0.0.0.0

    Select this item and press upgrade using TFTP. After the download is complete, the TDU 120e will close the Telnet session to reprogram the software. The Telnet session may be opened again sev- eral minutes later. If the upgrade fails after the Telnet ses- sion is closed, the unit must be Flash downloaded using XMODEM.
  • Page 116 Chapter 8. Remote/Management Menus TDU 120e User Manual 61202156L2-1A...

  • Page 117: Appendix A. Understanding Snmp

    It resides on a network management station. Agent This is a control program that responds to queries and commands from the network manager and returns requested information or invokes configuration changes initiated by the manager. It resides in each network device. TDU 120e User Manual...

  • Page 118: Appendix A. Understanding Snmp

    GetRequest Retrieves a single item or the first in a series from a net- work device. GetNextRequest Retrieves the next item in a series from a network device. SetRequest Writes information to a network device. TDU 120e User Manual 61202156L2-1...
  • Page 119 These messages are typically encased within informa- tional packets and transported over the LAN or WAN (wide area network). TDU 120e User Manual Appendix A. Understanding SNMP EQUEST...
  • Page 120 By default, SNMP MIB Browser access to the TDU 120e IP address with the configured community names, accesses the host. The TDU 120e can also act as an SNMP proxy agent for external units. To access MIB variables on externally chained devices, append a period and the Unit ID of the device to the Read and Read/Write community names.

  • Page 121: Snmp Trap Configuration

    NMS. The source of the trap is uniquely identified at the NMS by a combination of the IP address of the TDU 120e, and the Unit ID of the sending device. The Unit ID is present in the trap packet append- ed to the end of the trap community packet name, for ex- ample public.4.

  • Page 122: Snmp Mib Browser Configuration

    Step Load the desired product MIBs on the network management station. Example: If the administrator is managing TDU 120e and ISU 512 devices, load TDU 120e.MIB, ISU512.MIB, and RFC1406.MIB. Create device entries in the NMS database for all units that are to be managed through the TDU 120e.

  • Page 123: Snmp Mib Files

    SNMP MIB Files 61202156L2-1 The TDU 120e supports several standard MIBs including: • MIB-II (RFC-1213), • DS1 T1/E1 MIB (RFC-1406), and • the Ethernet MIB (RFC-1643). It also supports several ADTRAN enterprise-specific MIBs including: • ADTRAN Product MIB (ADTRAN.MIB), •...
  • Page 124 Appendix A. Understanding SNMP TDU 120e User Manual 61202156L2-1...

  • Page 125: Appendix B. Connector Pinouts

    6,7,8 61202156L2-1 Connector Pinouts On the rear of the TDU 120e are two connectors labeled NETWORK. These connectors are used for connecting to the network. See Table B-1 for the pinout for the 8-pin modular connector and Table B-2 on page B-2 for the pi- nout of the male 15-pin D-connector.

  • Page 126: Table B-2. Network Pinout Of The Male 15-Pin D-Connector

    Table B-3. Control In/Chain In Pinout Name Ground - connected to unit chassis Request to send - flow control RXDATA Data received by the TDU 120e UNUSED TXDATA Data transmitted by the TDU 120e Ext Alarm A When grounded, generates Alarm A...

  • Page 127: Table B-4. Chain-Out Pinout

    Name Ground - connected to unit chassis. Data transmitted to chained units by the TDU 120e. Connect to RX DATA of the next unit (chain-in pin 3). Data received from chained units by the TDU 120e. Connect to TX DATA of the next unit (chain-in pin 5).

  • Page 128: Table B-5. Craft Port Pinout

    TSU 100 (Chain-In). See Table B-5 for the pinout for the craft port connector. Name Ground - connected to unit chassis Request to send - flow control RXDATA Data received by the TDU 120e UNUSED TXDATA Data transmitted by the TDU 120e UNUSED Clear to send-flow control TDU 120e User Manual Table B-5.

  • Page 129: Table B-6. V.35 Pinout For Nx56/64 Dte

    Nx56/64 DTE (V.35) L, J N, BB *(ignored by TDU 120e) 61202156L2-1 See Table B-6 for the V.35 pinout Nx56/64 DTE pinout. Connector type V.35 Table B-6. V.35 Pinout for Nx56/64 DTE Name Protective ground (PG) Signal ground (SG) Request to send (RTS) from DTE...

  • Page 130: Table B-7. Base Ds-1 Pinout Of The 8-Pinout Modular Connector

    R1 TXDATA-RING T1 TXDATA-TIP 6, 7, 8 On the rear of the TDU 120e are two connectors labeled DS-1. These connectors are used for connecting to a PBX or other terminal equipment. See Table B-7 for the pinout of the 8-pin modular connec- tor and Table B-8 on page B-7 for the pinout of the female 15-pin D-Connector.

  • Page 131: Table B-8. Base Ds-1 Pinout Of The 15-Pin Female D-Connector

    Receives data from the DTE (PBX) TXDATA-TIP Sends data toward the DTE (PBX) NOT USED RXDATA-RING Receives data from the DTE (PBX) NOT USED Sends data toward the DTE (PBX) NOT USED TDU 120e User Manual Appendix B. Connector Pinouts Description...

  • Page 132: Table B-9. 10Baset Ethernet Connector

    Appendix B. Connector Pinouts 10BaseT Alarm Power This is used to connect the TDU 120e to the local area net- work. See Table B-9. Connector type (USOC), Shielded 8-pin, module TDU 120e. Table B-9. 10BaseT Ethernet Connector This is used to connect the TDU 120e to an external alarm device.

  • Page 133: Appendix C. System Messages

    Unframed all ones (1s) (AIS) being received at NI. Loss of Signal No signal detected at NI. The following messages indicate an alarm condition on the Nx/DBU port: Clock Slip Difference in frequency of the data clock at the network and DTE. TDU 120e User Manual...

  • Page 134: Appendix C. System Messages

    Yellow Alarm Remote alarm indicator (RAI) being received by the DS-1 interface. Blue Alarm Receiving unframed all 1s at the DS-1 interface [alarm indicator signal (AIS)]. Loss of Signal No signal detected by the DS-1 interface. TDU 120e User Manual 61202156L2-1...

  • Page 135: Status Messages

    Sending V.54 pattern in an attempt to loop up a remote device. 511 Pattern On Sending 511 pattern towards the network interface. Loop Down Data is no longer looped back at the network interface or DTE interface. TDU 120e User Manual Appendix C. System Messages...
  • Page 136 Frame Slip Indicates a Frame Slip has occurred on the DS-1 interface. This is present in Alarm History only. Line Loop Up Line loopback activated. Port Loop Up Port loopback activated. Loopdown Loopback has been deactivated. TDU 120e User Manual 61202156L2-1...

  • Page 137: Electrical Specifications

    Network, DTE, U-BR1TE, Secondary, NI, Normal (CSU) or Internal Input Signal 0 to -36 dB (DS-1) Line-Build-Out 0, -7.5, -15, -22.5 dB, AUTO Connector RJ48C, DB 15 (male) Test Jacks Bantam jacks: Tx and Rx MON, Tx and Rx (to network) TDU 120e User Manual...

  • Page 138: Appendix D. Specifications

    511 with errored seconds display and error inject capabil- Data inversion Menu selectable 1s Density Protection Force 1s to network after one second of consecutive zeros from DTE. User selectable (On/Off) CTS, DCD, DSR Normal or Force On TDU 120e User Manual 61202156L2-1...

  • Page 139: Interface - Port

    Long haul mode: 0, -7.5,-15, -22.5, AUTO Timing Supports network, secondary, and CSU timing modes Test Capability Line loopback, port loopback (internal toward mux) Connector RJ48C, DB15 (female) Test Jacks Rx/Tx MON, Rx and Tx (toward PBX) TDU 120e User Manual Appendix D. Specifications...

  • Page 140: Management Interfaces

    FCC Part 15, FCC Part 68, UL 1950 Interface Devices PC Serial Port, Modem or SLIP connection to router Interface Type RJ-45 Data Rates 1200, 2400, 9600, 19200, 38400 Data Format Protocols T-Watch PRO/ADLP, ATEL/ADLP, TCP/IP/SLIP Connector 8-pin, modular TDU 120e User Manual 61202156L2-1...
  • Page 141 Network: IP Transport: TCP, UDP Services: SNMP, TELNET, ICMP, ARP, PING, T-Watch Interface ADTRAN proprietary, accepts standard TSU/TDU Option Modules. Test Jacks Rx/Tx MON, Rx and Tx (toward incoming service, i.e., T1, FT1, PBX, etc.) This is for selected option modules only.

  • Page 142: Environmental Specifications

    AC powered devices: 0.6A, 250V DC powered devices: 1.5 A, 250 V Operating Temperature 0 deg C to 45 deg C Max Power 15 Watts Max Current AC powered devices: 0.2 A DC powered devices: 1A TDU 120e User Manual 61202156L2-1...

  • Page 143: Index

    C-4 511 Pattern On, status Nx/DBU inter- face C-3 511 PATTRN 7-10 511 RESULTS 7-10 AC powered units, TDU 120e 2-2 Active Alarms 4-3 ADTRAN Shipments Include 2-1 alarm messages C-1 Alarm, connectors B-8 All Ones, test pattern 7-5...
  • Page 144 Host 2 Trap IP Address 8-5 Host 3 Trap IP Address 8-5 Index-2 Host 4 Trap IP Address 8-5 Initialization for TDU 120e unit 2-9 Input Signal D-1 Installation, how to 2-1 Items provided by customer for TDU 120e unit 2-2...
  • Page 145 1-6 Run Self-Test 7-8 Sample Terminal Screen with TDU 120e Menu 3-2 select and activate a menu item 3-2 Self-Test for TDU 120e unit at power- up 2-8 Self-Test, status network interface C-3 SES, test pattern result 7-7 Set 6-3...
  • Page 146 System Contact 8-5 System Location 8-5 System Name, for SNMP managed node ID 8-5 T1 Line Rate D-1 T1/FT1 Interface D-1 TDU 120e Interfaces 2-6 TDU 120e, features 1-3 Telnet/Terminal Password 8-6 Telnet/Terminal Timeout 8-6 Test Jacks D-1 Index-4 Test Menu Tree 7-1...

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