ADTRAN TSU 120 User Manual
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ADTRAN TSU 120 User Manual

ADTRAN TSU 120 User Manual

Adtran network device user manual tsu 120 & 120e
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January 1999
61202129L1-1C
TSU 120 & 120e

User Manual

Part Number
1202129L1
1202129L2

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Summary of Contents for ADTRAN TSU 120

  • Page 1: User Manual

    TSU 120 & 120e January 1999 61202129L1-1C User Manual Part Number 1202129L1 1202129L2...
  • Page 2 Trademarks: Windows is a registered trademark of Microsoft Corp. T-WATCH Pro is a trademark of ADTRAN, Inc. OpenView® is a trademark of Hewlett Packard. SLC96 is a trademark of AT&T 901 Explorer Boulevard P.O. Box 140000 Huntsville, AL 35814-4000 Phone: (256) 963-8000 ©...
  • Page 3 ADTRAN Year 2000 (Y2K) Readiness Disclosure ADTRAN has established a Year 2000 program to ensure that our products will correctly function in the new millennium. ADTRAN warrants that all products meet Y2K specifications regardless of model or revision. Information about ADTRAN’s Y2K compliance program is available at the...
  • Page 4 Notes provide additional useful information. Cautions signify information that could prevent service interrup- tion. Warnings provide information that could prevent damage to the equipment or endangerment to human life.
  • Page 5 Part 68 compliant. See installation instructions for details. If your TSU 120 causes harm to the telephone network, the Telephone Com- pany may discontinue your service temporarily. If possible, they will notify you in advance.

  • Page 6: Federal Communications Commission Radio Frequency Interference Statement

    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 lim- its are designed to provide reasonable protection against harmful inter- ference when the equipment is operated in a commercial environment.
  • Page 7 CANADIAN EMISSIONS REQUIREMENTS This digital apparatus does not exceed the Class A limits for radio noise emissions from digital apparatus as set out in the interference-causing equipment standard entitled “Digital Apparatus,” ICES-003 of the De- partment of Communications. Cet appareil nuerique respecte les limites de bruits radioelectriques ap- plicables aux appareils numeriques de Class A prescrites dans la norme sur le materiel brouilleur: “Appareils Numeriques,”...
  • Page 8 CANADIAN EQUIPMENT LIMITATIONS The Industry Canada Certification label identifies certified equipment. This certification means that the equipment meets certain telecommu- nications network protective, operational, and safety requirements. The Department does not guarantee the equipment will operate to the user's satisfaction. Before installing this equipment, users should ensure that it is permissi- ble to be connected to the facilities of the local telecommunications com- pany.
  • Page 9 Affidavit Requirements for Connection To Digital Services • An affidavit is required to be given to the telephone company when- ever digital terminal equipment without encoded analog content and billing protection is used to transmit digital signals containing encod- ed analog content which are intended for eventual conversion into voiceband analog signals and transmitted on the network.
  • Page 10 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 responsibility for the operation and maintenance of the terminal equipment to be connected to 1.544 Mbps and/or ________ subrate dig-...
  • Page 11 ( ) A. A training course provided by the manufacturer/grantee of the equipment used to encode analog signals; or ( ) B. A training course provided by the customer or authorized repre- sentative, using training materials and instructions provided by the manufacturer/grantee of the equipment used to encode analog signals;...

  • Page 12: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS When using your telephone equipment, please follow these basic safety precautions to reduce the risk of fire, electrical shock, or personal injury: Do not use this product near water, such as near a bath tub, wash bowl, kitchen sink, laundry tub, in a wet basement, or near a swimming pool.

  • Page 13: Warranty And Customer Service

    WARRANTY AND CUSTOMER SERVICE ADTRAN will replace or repair this product within five years from the date of shipment if the product does not meet its published specifications or if it fails while in service. For detailed warranty, repair, and return information, see the ADTRAN Equipment Warranty and Repair and Return Policy Proce- dure.

  • Page 15: Table Of Contents

    Chapter 1 Introduction ... 1-1 TSU 120 Overview ... 1-1 Standard Features in the TSU 120 ... 1-2 TSU Option Modules ... 1-3 Option Module Architecture ... 1-4 TSU 120 Configuration Applications ... 1-4 Router, PBX, Video Conferencing Applications ... 1-4 Chapter 2 Installation ...
  • Page 16 Status ... 3-9 Config (Configuration) ... 3-9 Util (Utilities) ...3-9 Test ...3-9 Alternate Methods of Control ... 3-10 T-WATCH Pro (ADTRAN PC Program) ...3-10 T-WATCH Pro/LAN Connection ... 3-10 T-WATCH Pro/EIA-232 Connection ... 3-11 SNMP ... 3-11 Terminal Mode ... 3-12 TELNET ...
  • Page 17 ENET Status (TSU 120e only) ... 4-7 Chapter 5 Configuration Menu... 5-1 Network (NI) ... 5-3 Network (NI) Menu Items ... 5-3 TSU 120 Clock Sources ... 5-5 Network Timed ... 5-6 Base DSX-1 Timing ... 5-7 DTE Timing ... 5-8 Internal Timing ... 5-9 Secondary Timing ...
  • Page 18 DS0 Maps Configuration Menu ... 8-2 Map Configuration ... 8-3 Initializing the Temp Map ... 8-3 Editing the Temp Map ... 8-4 Applying the Temp Map ...8-4 Reviewing Maps ... 8-4 Remote Menu Access ... 8-5 Management Configuration ...8-5 xviii TSU 120 User Manual 61202129L1-1...
  • Page 19 Quit Session ... 8-10 Appendix A. Understanding SNMP ... A-1 Appendix B. Understanding TR-08 ... B-1 Appendix C. Network Pinouts ... C-1 Appendix D. System Messages ...D-1 Appendix E. Specifications ...E-1 Index ... Index-1 61202129L1-1 TSU 120 User Manual Table of Contents...
  • Page 20 Table of Contents TSU 120 User Manual 61202129L1-1...
  • Page 21 Figure 2-3. TSU 120 Interfaces ... 2-5 Figure 2-4. Example of Chain-in ... 2-8 Figure 3-1. TSU 120 Front Panel Layout ... 3-3 Figure 3-2. Example of Basic Front Panel Menu Tree ... 3-6 Figure 3-3. Display and Data Fields ... 3-7 Figure 4-1.
  • Page 22 List of Figures xxii TSU 120 User Manual 61202129L1-1...

  • Page 23: List Of Tables

    Table C-2. Control In/Chain in Pinout ...C-2 Table C-3. Chain Out Pinout ...C-3 Table C-4. V.35 Pinout - Nx56/64 DTE ...C-4 Table C-5. Pinout Connectors for Modular Jack Interface ...C-5 Table C-6. 10BaseT Ethernet (TSU 120e only) ...C-6 61202129L1-1 TSU 120 User Manual xxiii...
  • Page 24 List of Tables xxiv TSU 120 User Manual 61202129L1-1...

  • Page 25: Chapter 1 Introduction

    DSX-1 (PBX) interface, one option slot, and embed- ded SNMP management. The TSU 120e offers a built-in dial back up feature for the Nx port. The TSU 120’s option slot accepts one of many available option modules for voice and data applications.

  • Page 26: Standard Features In The Tsu 120

    120e only) or chain-in ports. If you are using T-WATCH Pro, a Microsoft Windows® -based program, you can manage the TSU 120 via the same 10BaseT (TSU 120e only) or chain-in ports. An enhanced VT 100 terminal interface is also provided.

  • Page 27: Tsu Option Modules

    TSU Option Modules Some of the option modules available for the TSU 120 are: Name DSX-1 Full Drop and Insert Nx56/64 Serial Interface Provides a V.35 serial interface in Voice Interface OCU DP DSU DP Dial Backup U-BR1TE Router NxIQ...

  • Page 28: Option Module Architecture

    Router, PBX, Video Conferencing Applications The base Nx54/64 provides a V.35 interface to a router. The PBX is interfaced to the TSU 120 with the base DSX-1 interface. An OCU DP module and OCU DP plug-on board provide two Switched-56 circuits for video conferencing. The 10BaseT port allows SNMP network management over the LAN (TSU 120e only).

  • Page 29: Chapter 2 Installation

    ADTRAN Customer Service (see inside the last page of this manual). If possible, keep the original ship- ping container for use in shipping the TSU 120 back for repair or for verification of damage during shipment. ADTRAN Shipments Include •...

  • Page 30: Power Connection

    Each TSU 120 is equipped with a captive eight-foot power cord, terminated by a three-prong plug which connects to a grounded power receptacle. Power to the TSU 120 must be from a grounded 90-120 VAC, 50/ 60 Hz source. GROUNDING INSTRUCTIONS Grounding instruction information from the Underwriters' Lab- oratory UL 1950 3rd Edition, is provided in this section.
  • Page 31 8 ring terminal. 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 appropriate crimping tool (AMP P/N 59250 T-EAD Crimping Tool or equivalent). 61202129L1-1 TSU 120 User Manual...

  • Page 32: Identification Of Rear Panel Layout

    Chapter 2. Installation Identification of Rear Panel Layout The configuration of the rear panel of the TSU 120e is shown in Figure 2-1. The TSU 120 rear panel is shown in Figure 2-2. Monitor/Test Jacks for DSX-1 DSX-1 Connection OPTION SLOT 1 PORT 0.2...

  • Page 33: Tsu 120 Interfaces

    TSU 120 Interfaces The TSU 120 is equipped with a Nx56/64 data port, a DSX-1 interface, an option slot, management interfaces, and a T1 interface, in the rear panel. See Figure 2-3. PC or Modem Network Figure 2-3. TSU 120 Interfaces...

  • Page 34: Dsx-1 (Pbx) Interface

    The chain port input provides an EIA-232 input from a PC or a modem for control of the TSU 120. You can also use it as a chain input from another TSU 120 or the TSU 100. For more informa- tion see the Wiring section in Appendix C, on page C-1.

  • Page 35: Power Up Testing

    Initialization Set User Passcode The TSU 120 is designed to operate with or without the use of a passcode. The default condition is without a passcode. If the unit is to be remotely accessed using T-WATCH Pro, you must enter a passcode. When managing a number of units, the passcode can be the same for all the units.

  • Page 36: Set Chain Port Input

    TSU 120 units and other TSUs can be linked together to form a chain. Figure 2-4 provides an example of a chain-in arrange- ment with a PC or a modem. The first TSU 120 in the chain receives controlling input from the PC or modem.

  • Page 37: Power-Up Procedure

    (password) if this option was selected during initialization. Use the ously recorded passcode and press 61202129L1-1 Number Keys Enter TSU 120 User Manual Chapter 2. Installation to enter the previ-...
  • Page 38 Chapter 2. Installation 2-10 TSU 120 User Manual 61202129L1-1...

  • Page 39: Chapter 3 Operation

    Chapter 3 FRONT PANEL The TSU 120 front panel monitors operation and controls the configuration of the unit. The TSU 120 front panel is shown on page 3-3. Figure 3-1 describes each part of the front panel. Name LCD Window...

  • Page 40: Led Descriptions

    See Operation Keys on page 3-5 for a description of the function keys. If a key is pressed without using numbered item becomes active instead of the special function key. LARM TSU 120 User Manual Description before pressing the key then Shift; , the...

  • Page 41: Figure 3-1. Tsu 120 Front Panel Layout

    OK (CSU Status) TEST (CSU Status) Error (CSU Status) Home Alarm (CSU Status) Figure 3-1. TSU 120 Front Panel Layout 61202129L1-1 Action/Status Displays menu items and messages in 2 lines by 16 characters Scroll through and activate the submenu items available in the current menu.

  • Page 42: Dsu/Dsx Status

    Chapter 3. Operation DSU/DSX Status The DSU/DSX status LEDs display the operational condition of the Nx56/64 and DSX-1 parts included in the TSU 120. It also reflects the status of the DBU in the TSU 120e. OK ( GREEN YELLOW...

  • Page 43: Operation Keys

    LARM LEAR General Menu Operation The TSU 120 uses a multilevel menu structure containing both menu items and data fields. All menu operations and data are displayed in the LCD window. The menu items are numbered and can be viewed by scrolling with the...

  • Page 44: Select And Activate A Menu Item

    2) NI ERRORS 3) ACTIVE ALARMS 4) VIEW HISTORY 5) PORT STATUS 6) REMOTE PORT 7) CLEAR PORT ALM 8) ENET STATUS 9) SLIP STATUS TSU 120 User Manual down arrow TATUS using the or by arrow keys arrow keys. ACTIVE...

  • Page 45: Set The Data Field

    Cancel to move the cursor to the data field. Use arrows to and press . The unit automatically sets the Enter TSU 120 User Manual Chapter 3. Operation to return Cancel to void any data Enter Data Field...

  • Page 46: Exit Any Menu Field Operation Or Display

    The Nx is located in the slot and is the second port in that slot. The ports that are built into the TSU 120 are referenced as Slot 0. The Nx56/64 would be designated as 0.1 and the DSX-1 would be referenced as 0.2.

  • Page 47: Front Panel Menu Structure

    Front Panel Menu Structure The TSU 120 uses a multilevel menu structure containing both menu items and data fields. All menu operations and data dis- play in the LCD window. The opening menu is the access point to all other operations.

  • Page 48: Alternate Methods Of Control

    Records and creates display performance data over a 30- day period. • Accesses units via the local area network (TSU 120e only). T-WATCH Pro/LAN Connection To set up the TSU 120 to work with T-WATCH Pro over the LAN, follow these steps: Step 3-10 Action Set the Unit ID using the front panel.

  • Page 49: T-Watch Pro/Eia-232 Connection

    EIA-232 connection, follow these steps: Step SNMP The ADTRAN TSU 120 supports the Simple Network Manage- ment Protocol (SNMP) through the chain-in (SLIP) interface. The TSU 120e offers a 10BaseT connection which also supports SNMP. For more information on SNMP see Appendix A, Under- standing SNMP on page A-1.

  • Page 50: Terminal Mode

    To use SNMP via SLIP port, follow these steps: Step Terminal Mode The TSU 120 provides the front panel menus to a VT 100-type terminal. This mode can be used to configure and monitor the unit. Initiate this mode by keying in nal once it is connected to the chain-in port.

  • Page 51: Chapter 4 Status Menu

    Chapter 4 The Status menu branch provides the ability to view the status of the TSU 120 operation. See Figure 4-1. 1) NI PERF RPTS 2) NI ERRORS 1)STATUS 3) ACTIVE ALARMS 4 )VIEW HISTORY 5) PORT STATUS 6) REMOTE PORT...

  • Page 52: Network Performance Reports (Ni Perf Rpts)

    Network Performance Reports (NI PERF RPTS) The Network Interface Performance Reports display the user copy of the performance data. The TSU 120 maintains this per- formance data on the network in compliance with ANSI T1.403 and AT&T document TR54016. The data displayed is data accu- mulated over the last 15 minutes and over the last 24 hours.

  • Page 53: Network Interface Errors (Ni Errors)

    Since only the user ’s copy of performance data is cleared by the TSU 120, the data displayed here might be different from the data sent to the network as PRM data. Network Interface Errors (NI ERRORS) NI ERRORS work Interface (NI) detects. A blinking CSU error LED indi- cates that network errors are detected.

  • Page 54: View History

    The Port Status of Nx/DBU is examined as an example of how to use this item. The DBU feature is available only in the TSU 120e. Alarm Source Alarm Message TSU 120 User Manual with the Clear (Shift+9) 61202129L1-1...

  • Page 55: 0.1 Nx56/64 Menu Items

    Clear to send to DTE Data carrier detect to DTE Data set ready to DTE Transmit data to the DCE Receive data from the DCE Data carrier detect from the DCE Ring indicate from the DCE TSU 120 User Manual Chapter 4. Status Menu...

  • Page 56: Dbu Contrl (Tsu 120E Only)

    An asterisk displays under the SLIP if the DSX-1 plug-on board detects frame slips. This is caused by multiple clock sources in the application. An asterisk displays under the FER if the DSX-1 plug-on board detects frame bit synchronization errors. TSU 120 User Manual 61202129L1-1...

  • Page 57: Remote Port

    This is useful for troubleshooting communication sessions, and for verifying cabling. Clear Port Alarm (Clear Port Alm) Clears the Link Failed alarms on option modules that have been removed from the TSU 120 chassis. ENET Status (TSU 120e only) 61202129L1-1 Characters received at remote port...
  • Page 58 Chapter 4. Status Menu TSU 120 User Manual 61202129L1-1...

  • Page 59: Chapter 5 Configuration Menu

    At every level of the menu, pressing Pressing 61202129L1-1 Configuration Menu sets the TSU 120 operational config- returns the system to the previous menu level. Cancel repeatedly returns the system to the M Cancel TSU 120 User Manual...

  • Page 60: Figure 5-1. Complete Configuration Menu

    5) INBAND LPBACK 7) NUM RETRIES 6) ROB BIT SIGNL 8) BACKUP TESTING 9) WKEND LOCKOUT A) ENABLE HR B) DSABLE HR C) TRAP IN DBU TSU 120 User Manual 1) BACKUP TEST 2) TEST HOUR 3) TEST DAY 61202129L1-1...

  • Page 61: Network (Ni)

    Choices: Off and On. TIMING Selects the clock source for transmission toward the MODE network from the NI. See TSU 120 Clock Sources on page 5-5 for more information Choices: Network, DTE (Slot 1), Normal (CSU), U- BR1TE (Slot 1), Internal, Secondary (SI).
  • Page 62 Sets the threshold for BPVs to trigger an alarm. Choices: 10-4, 10-5, 10-6 Description , the TSU 120 sets the LBO based on the In order to activate the -36 dB receiver sensitivity, the LBO should be set to AUTO...

  • Page 63: Tsu 120 Clock Sources

    TSU 120 Clock Sources The TSU 120 is operable from various clock sources permitting it to perform properly in many different applications. Set the network interface clocking options with the clocking options set by the Network (NI) Configuration menu options.

  • Page 64: Network Timed

    This option is also referred to as loop timed as the transmission clock is derived from the received clock. See Figure 5-2. Figure 5-2. Network Timed Clock Source TSU 120 User Manual 61202129L1-1...

  • Page 65: Base Dsx-1 Timing

    Chapter 5. Configuration Menu Base DSX-1 Timing The PBX is the source of timing. The TSU 120 uses the clock derived by the Base DSX-1 interface for transmission timing. See Figure 5-3. T1 XMIT Network ( D S 1 )

  • Page 66: Dte Timing

    Chapter 5. Configuration Menu DTE Timing The DTE is the source of timing. The TSU 120 uses the incom- ing DTE clock to determine the transmission 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 67: Internal Timing

    Chapter 5. Configuration Menu Internal Timing The TSU 120 is the source of timing. The TSU 120 is configured to use its own internal oscillator as the source of timing. Appli- cations include private line driver circuits where one end is set to network and the other to internal.

  • Page 68: Secondary Timing

    See Figure 5-6. Either a DSX-1 Option Module or a Drop and Insert Option Module must be installed in the TSU 120 for this mode to func- tion. T1 XMIT...

  • Page 69: Normal (Csu) Timing

    The network interface and secondary interface clocking options are set by using the Network (NI) Configuration menu options. Either a DSX-1 Option Module or a Drop and Insert Option Module must be installed in the TSU 120 for this mode to func- tion. U-BR1TE The U-BR1TE timing selection works like Normal (CSU) except that timing is derived from the U interface on port 1.1.

  • Page 70: Unit Menu

    Enables or disables the transmission of trap messages. Choices: Enable, Disable Sets the method of connection from the TSU 120 to T-WATCH Pro/SNMP Choices: Direct - Used if connected directly to the PC. Dial - Used when connection is through a modem.
  • Page 71 (10BaseT is only available in the TSU 120e). This defines which part of a destination IP address is the Network number. It is used along with the TSU 120 IP address to determine which nodes must be reached through the default IP Gateway. This value is...

  • Page 72: Map Exchange (Map Xchng)

    AUTO to activate the selection. Enter is selected, the unit displays the screens to AUTO menu item controls the DS0 map the TSU 120 TSU 120 User Manual to disable the to record the Map A Enter 61202129L1-1...

  • Page 73: Ds0 Map A And Ds0 Map B

    M A P A Figure 5-8. DS0 Map Designations Map A and Map B are the current maps the TSU 120 uses. The Temp map generates a map before putting it into use. You can copy Map A to Map B by copying the Map A into the TEMP map.

  • Page 74: Dso Map Example

    Currently, it can be bypassed by selecting another menu choice. . When not used for testing, the TEST MENU Idle TSU 120 User Manual MAP B with the Apply MAP A 61202129L1-1...

  • Page 75: Figure 5-9. Create Temp Selection Screen

    DS0 in the Copy to return to the ANCEL will not disrupt the operation of unmodified Apply TSU 120 User Manual Chapter 5. Configuration Menu . The unit displays Enter to enter the DS0 Numbers...

  • Page 76: Port Configuration (Port Config)

    The list of option ports will vary with the configura- tion. The TSU 120 is designed so that any additional ports devel- oped in the future will contain the appropriate menu selections to provide access by use of this menu item.
  • Page 77 *See Table 5-1 on page 5-20. The Nx interface will detect an uninterrupted string of zeros (0s) being transmitted toward the network. If 0s are transmitted for >1 second, the TSU 120 will force 1s. Choices: On, Off TSU 120 User Manual zero (0) inhibit...
  • Page 78 Choices: On, Off, On Demand This controls the source of the clock used by the TSU 120 to accept transmit data from the DTE. The default is application requires that the DTE device provides the clock with the transmit data, the setting is used.

  • Page 79: Dbu Configuration Menu Items (Tsu 120E Only)

    ORIGINATE . Upon a network failure, only the Origi- Answer DBU RED ALARM , and DATA FAIL ; otherwise set to ENABLE TSU 120 User Manual and the other to goes into backup YELLOW ALARM BLUE NET FAIL DISABLE 5-21...
  • Page 80 Choices: Monday - Sunday WKEND If no backup is desired from midnight Friday to LOCKOUT midnight Sunday, set this selection to wise set to Choices: On, Off 5-22 Description NEVER ACKUP TSU 120 User Manual is selected, the user ; other- 61202129L1-1...

  • Page 81: 0.2 Dsx-1 Port Configuration (Port Config) Menu Items

    DSX-1 ORMAT interface. Choices: D4, ESF sets the line code for the base DSX-1 interface. Choices: AMI, B8ZS enables and disables the transmitting of YEL ALARM yellow alarms. Choices: Enable, Disable TSU 120 User Manual Chapter 5. Configuration Menu 5-23...
  • Page 82 (i.e., PRI). For applications requiring robbed-bit signalling as well as a messaging channel (i.e., some proprietary PBX channels), the ON:DSOs 1-23 Choices: OFF, ON: ALL DSOs, ON: DSOs 1-23 TSU 120 User Manual selection is provided. 61202129L1-1...

  • Page 83: Chapter 6 Utility Menu

    At every level of the menu, press Cancel Cancel 61202129L1-1 tree displays and sets system parameters (see to return the system to the previous menu level. Press- repeatedly returns the system to the TSU 120 User Manual Utility Menu...

  • Page 84: Figure 6-1. Complete Utility Menu Tree

    8) SERIAL NUMBER 9) CMD MODE Figure 6-1. Complete Utility Menu Tree TIME: HH:MM:SS DATE: MM/DD/YY (Returns all configurations to factory settings) NEW PASSCODE (Displays Current Software Revision 0.1 Nx56/64 0.2 DSX-1 (OPTION PORTS) TSU 120 User Manual VERIFY PASSCODE 61202129L1-1...

  • Page 85: Time/Date

    Time/Date This menu option displays or edits the current time and date. The TSU 120 maintains the time and date during power-off conditions. If you want to... Record the entry and move to the next editing position Move to a different field to edit Press...

  • Page 86: Change/Set A Passcode

    To make changes in the configuration, the passcode can be reentered. If the passcode number is lost, contact ADTRAN Customer Ser- vice for assistance. No Passcode Desired At the without any numerical entry.

  • Page 87: Set The Unit Identification

    This menu provides access to the display of the current soft- ware revision level loaded into the base unit controller. This information is required when requesting assistance from ADTRAN Customer Service or when updates are needed. Press Cancel Port Utility (Option Ports) This menu provides access to the display of the current soft- ware information for each port installed in the unit.
  • Page 88 Chapter 6. Utility Menu TSU 120 User Manual 61202129L1-1...

  • Page 89: Chapter 7 Test Menu

    At every level of the menu, press- returns the system to the previous menu level. Cancel Pressing repeatedly returns the system to the Cancel 61202129L1-1 TSU 120 User Manual...

  • Page 90: Figure 7-1. Complete Test Menu Tree

    (displays results) 4) DBU LOOPBACK 5) DBU TEST 6) DBU DATA /CNTRL (displays results) 7) DBU TST RESULT (displays results) This section applies to the TSU 120e only 1) LOOPBACK TSU 120 User Manual TESTS OFF INTERFACE TST FORCE BACKUP 61202129L1-1...

  • Page 91: Network Tests

    61202129L1-1 will disrupt normal data flow ETWORK ESTS are selected for testing. TST DS0S PAYLOAD LOOPBACK TSU 120 User Manual Chapter 7. Test Menu T1 ESF FDL...

  • Page 92: Local Loopbck

    Activates the line loopback using BAND LLB inband code Initiates the transmission of an FDL payload loopup code toward the far Initiates the transmission of an FDL line loopup code toward the far end TSU 120 User Manual Secondary Interface LOCAL LOOPBCK 61202129L1-1...

  • Page 93: Test Patterns

    Remote Loopback can only be used with Fractional T1 if the FT1 LLB After a Remote Loopback option is selected, the TSU 120 veri- fies that the far end is actually in a loopback by checking for the receipt of a code looped back from the far end. Once the...

  • Page 94: Pattern Result

    (A or B) Terminates pattern generation by using the QRSS ALL DS to record the selection. The TSU 120 starts to gen- Enter injects errors into the test pattern. These errors are The number of seconds with at least 1 bit error.

  • Page 95: Run Self-Test

    LCD displays and the test LEDs are illuminated. Test failures are displayed in the LCD window. 61202129L1-1 to clear results. The results are accumulated until LEARED menu selection. PATTERN RESULT TSU 120 User Manual Chapter 7. Test Menu YSTEM TEST...

  • Page 96: Port Tests

    Test results are displayed in the LCD win- dow. Port tests execution will disrupt normal data flow in the port be- ing tested. Each of the TSU 120 boards contain an EVEL ESTS on-board processor which executes a series of tests checking the circuitry on the board.

  • Page 97: Port Test Menu Items For 0.1 Nx56/64

    This initiates a loopback. The following options are available: REMOTE The TSU 120 checks the remote loopback activation by detecting a proper response from the remote end. While waiting for the re- sponse, the display shows Looping. If successful, the display...

  • Page 98: Dbu Loopback (Tsu 120E Only)

    DBU sends a test pattern to verify the backup network. This test does not disrupt data or the primary network. is on. If the dial-up network is correctly config- received and the number of blocks DATA BLOCKS TSU 120 User Manual 61202129L1-1...

  • Page 99: Chapter 8 Telnet/Terminal Menus

    The TELNET/T after the TELNET/Terminal session is established. See Figure 8-1. The default TELNET/Terminal password is ADTRAN. Only one TELNET/Terminal session may be active at a time. ADTRAN - TSU 120 Password: XXXXXXXX Main Menu 1) Status 2) Config 3) Util...

  • Page 100: Status, Config, Util, And Test Menu Options

    9) APPLY TEMP MAP TO MAP B Figure 8-2. DS0 Temp Map TEMP MAP PORT IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE TSU 120 User Manual DS0# PORT IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE IDLE...

  • Page 101: Map Configuration

    Edit the Temp Map so that it reflects the desired map configuration. Replace the current DS0 Map A or Map B configuration with the Temp Map configuration. If you want to... TSU 120 User Manual to move the cur- to perform Enter Key Use these selections...

  • Page 102: Editing The Temp Map

    Esc Key below the Temp Map display. Selection 1 to apply this configuration to Map A or B, through give a summary of the number of ports TSU 120 User Manual Selection Arrow 61202129L1-1...

  • Page 103: Remote Menu Access

    Remote Menu Access This displays TELNET menus for a remote device (may be another TSU/TDU or any other ADTRAN product that sup- ports TELNET via its EIA-232 chain port). After selecting this option, the user may: Choose to connect to a device entered in the Unit Access...

  • Page 104: Add New Unit

    FDL, traps are not automatically forwarded. • Polling must be enabled on the TSU 120 for these units in or- der to receive Traps on the NMS. The TSU 120 can be con- figured to poll selected units for traps by enabling the polled option when adding or modifying a unit entry.

  • Page 105: Modify Unit

    MIB objects (defaults to pri- vate). • This setting must be the same value on both the TSU 120 and the NMS in order for the NMS to have read/write ac- cess to MIBS supported by the TSU 120.

  • Page 106: Host 1 Trap Ip Address

    Chapter 8. Telnet/Terminal Menus To access other units external to the TSU 120 (proxied units) us- ing 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. See Appen- dix A, Understanding SNMP for more information.

  • Page 107: System Location

    (for example, Auth. Fail Traps Sent DISABLED, ENABLED When enabled, the TSU 120 issues an SNMP trap when any SNMP request is received with an invalid community name. Can be used for security purposes. Poll Link Status Traps Sent...

  • Page 108: Flash Download

    Chapter 8. Telnet/Terminal Menus Flash Download The TSU 120 uses flash memory that allows software updates via the EIA-232 port. This menu selection allows you to manu- ally perform a flash download using XMODEM. T-FLASH is also available to automate this process.

  • Page 109: Appendix A Understanding Snmp

    This is a control program that responds to queries and com- mands from the network manager and returns requested infor- mation or invokes configuration changes initiated by the manager. It resides in each network device. 61202052L1-1 Understanding SNMP TSU 120 User Manual...
  • Page 110 SetRequest This command writes information to a network device. Messages The network device issues two types of messages: GetResponse and Trap. GetResponse This message is the response to a network manager GetRequest or GetNextRequest command. TSU 120 User Manual 61202052L1-1...
  • Page 111 By default, SNMP MIB Browser access to the TSU 120 IP address with the configured community names, accesses the host. The TSU 120 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 112: Snmp Trap Configuration

    SNMP traps and forwarded to the con- figured NMS. The source of the trap is uniquely identified at the NMS by a combination of the IP address of the TSU 120, and the Unit ID of the sending device. The Unit ID is present in...
  • Page 113 Step Load the desired product MIBs on the network management station. If, for example, the administrator is managing TSU 120 and ISU 512 devices, load TSU 120.MIB, ISU512.MIB, and RFC1406.MIB. Create device entries in the NMS database for all units that are to be managed through the TSU 120.
  • Page 114 Appendix A. Understanding SNMP SNMP MIB Files Supported by the TSU 120 Standard MIBs MIB-II (RFC-1213) DS1 T1/E1 MIB (RFC-1406) Ethernet MIB (RFC-1643) (TSU 120e) The standard MIB files are usually included with most SNMP network management software. ADTRAN Enterprise-specific MIBs ADTRAN Product MIB (ADTRAN.MIB)

  • Page 115: Appendix B Understanding

    Other alarms normally reported by the TSU 120 will also be placed in history. • Each TSU 120 needs to be configured as the A SHELF, as it is provi- sioned as a separate entity. • All alarms will refer to A SHELF when received from TSU 120.
  • Page 116 Table B-1 explains what conditions trigger alarms and how alarms are processed when received by the TSU 120. Name FELP Loss of Data Loss of Signal The TSU 120 will send MINOR ALARM and the A BPVs Protection Line Switch Alarm Conditions Table B-1.
  • Page 117 TR-08 DS0 Conversion Table Table B-2 contains the mapping conversions needed to map voice ports to the TR-08 network. Table B-2. 612020129L1-1 Appendix B. Understanding TR-08 TR-08 DS0 Conversion Table TR-08 Channel Number TSU 120 User Manual Port...
  • Page 118 Appendix B. Understanding TR-08 TSU 120 User Manual 612020129L1-1...

  • Page 119: Appendix C. Network Pinouts

    Appendix C WIRING Network Pinouts On the rear panel of the TSU 120 is an eight-position modular jack labeled NETWORK. This connector is used for connecting to the network. See Table C-1 for the pinout for the network con- nector.

  • Page 120: Appendix C. Network Pinouts

    Control In/Chain In This is used as an EIA-232 port for connection to a computer or modem (Control In) or to another TSU 120 or TSU 100 (Chain In). See Table C-2 for the pinout for the control/chain-in connec- tor.
  • Page 121 Chain Out This is used to connect to another TSU 120 chain-in connector. See Table C-3 for the pinout for the chain-out connector. Connections The chain-out connections are as follows: Connector type Part number Table C-3. Chain Out Pinout Name...
  • Page 122 Table C-4. V.35 Pinout - Nx56/64 DTE Name L, J — N, BB — NN, K — *(ignored by TSU 120) V.35 AMP# 92-4883-3-x Description Protective ground (PG) Signal ground (SG) Request to send (RTS) from DTE Clear to send (CTS) to DTE...
  • Page 123 UNUSED R RXDATA-RING T RXDATA-TIP 6, 7, 8 UNUSED 61202129L1-1 Appendix C. Network Pinouts RJ-48C Description Send data towards the DTE (PBX) — Receive data from the DTE (PBX) Receive data from the DTE (PBX) — TSU 120 User Manual...
  • Page 124 Appendix C. Network Pinouts 10BaseT (TSU 120e only) 10BaseT is used to connect the TSU 120 to the local area net- work. See Table C-6. Connections The required wiring connections are: Connector type (USOC) Part number Table C-6. 10BaseT Ethernet (TSU 120e only)

  • Page 125: Appendix D. System Messages

    Appendix D This appendix lists and defines the alarm and status messages that appear on the TSU 120 screen. ALARM MESSAGES Network Interface (NI) Red Alarm Yellow Alarm Blue Alarm Loss of Signal Nx56/64 Interface The following messages indicate an alarm condition on the...

  • Page 126: Appendix D. System Messages

    If the NI detects one of the aove conditions, it will send the appropriate alarm (if enabled) to the far end but no message will ap- pear in the alarm or history log. TSU 120 User Manual 61202129L1-1...
  • Page 127 No longer sending 511 pattern towards the network interface Indicates a Frame Slip has occurred on the DSX-1 interface; this is present in Alarm History only Line loopback activated Port loopback activated Loopback has been deactivated TSU 120 User Manual...
  • Page 128 Appendix D. System Messages TSU 120 User Manual 61202129L1-1...

  • Page 129: Specifications

    Normal (CSU) or Internal 0 to -36 dB (DS-1) 0, 7.5, 15, 22.5 dB, AUTO RJ45 Bantam jacks: TX and RX (to Network) and Pub 62411 TR. 194 FCC Part 15 FCC Part 68 UL 1950 TSU 120 User Manual...

  • Page 130: Appendix E. Specifications

    AT&TPub. TR 54016, D4 per AT&T Pub. 62411 -7 dBdsx to 655 ft in 110 ft steps Supports network, secondary, and CSU timing modes Line loopback, port loopback (internal toward mux) RJ45 RX MON, RX and TX (toward PBX) TSU 120 User Manual 61202129L1-1...

  • Page 131: Management Interfaces

    Transport: TCP, UDP Service: SNMP, TELNET, ICMP, ARP, PING, T-WATCH ADTRAN proprietary, accepts standard TSU Option Modules. Less than 3.5 inches (will fit in a 2U rack mount opening) Two units will fit within a 19-inch rack TSU 120 User Manual...

  • Page 132: Environmental Specifications

    Appendix E. Specifications Environmental Specifications Input Power Fuse Operating Temperature Max Power Consumption Max Current 90-120VAC, 47-63 Hz 0.6A, 250V 0 deg C to 45 deg C 15 Watts 0.2 A TSU 120 User Manual 61202129L1-1...
  • Page 133 Chain In/Out Ports, management interface E-3 Chain Port Input 2-6 Chain Port Output 2-6 change/set a passcode, how to 6-4 Chassis Specifications, TSU 120 E-3 Clear Port Alarm 4-7 CMD Mode, utility menu 6-5 Commands, SNMP network manager Compatibility, electrical specifications E-1...
  • Page 134 DTE timing, clock source option 5-8 Editing the Temp Map, for telnet/ terminal menu 8-4 EIA-232 Connection, T-WATCH Pro 3-11 electrical specifications, TSU 120 E-1 E-mail iii ENET Address, utility menu 6-5 ENET Status 4-7 Environmental Specifications E-4 Exit Any Menu Field Operation Or...
  • Page 135 OCU DP, option module 1-3 OOF, alarm condition TR-08 B-2 operation keys 3-5 option module architecture, description of 1-4 Option Slot Interface, management interface E-3 Overview, TSU 120 1-1 Passcode Automatic Timeout, utility menu 6-4 pattern result, test menu 7-6 port configuration, menu 5-18...

  • Page 136: Snmp Read/Write Community

    Index-4 T1/FT1 specifications E-1 telnet menus, displaying from a remote device 8-5 Telnet, how to connect to TSU 120 3- telnet/terminal main menu 8-1 Terminal Mode, configuring and monitoring TSU 120 3-12 test jacks, in and out 2-6 test jacks, T-Mon & in and out 2-6...
  • Page 137 Voice Interface, option module 1-3 Warranty and Customer Service xiii Wiring C-1 61202129L1-1 Y2K Compliance iii Y2K Project Line iii Y2K, Faxback Document Line iii TSU 120e User Manual Index Index-5...

  • Page 138: Index

    Index Index-6 TSU 120e User Manual 61202129L1-1...

  • Page 139: Product Support Information

    Applications Engineering Sales Post-Sale Support Please contact your local distributor first. If your local distributor cannot help, please contact ADTRAN Technical Support and have the unit serial number available. Technical Support Repair and Return If ADTRAN Technical Support determines that a repair is needed, Technical Support will coordinate with the Customer and Product Service (CaPS) de- partment to issue an RMA number.

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