Paradyne 3162 DSU/CSU manual

ACCULINK  3162 DSU/CSU USER’S GUIDE Document No. 3162-A2-GB20-30 March 1999[...]

Printed on recycled paper A 3162-A2-GB20-30 March 1999 Copyright  1999 Paradyne Corporation. All rights reserved. Printed in U.S.A. Notice This publication is protected by federal copyright law . No part of this publication may be copied or distributed, transmitted, transcribed, stored in a retrieval system, or translated into any human or compu[...]

Important Information B 3162-A2-GB20-30 March 1999 ! Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in the manual. 2. This product is intended to be used with a 3-wire grounding type plug – a plug which has a grounding pin. This is a safety feature. Equipment grounding is vi[...]

Important Information C 3162-A2-GB20-30 March 1999 EMI W arnings ! W ARNING: 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 env[...]

Important Information D 3162-A2-GB20-30 March 1999 Government Requirements and Equipment Return Certain governments require that instructions pertaining to CSU connection to the telephone network be included in the installation and operation manual. Specific instructions are listed in the following sections. United States NOTICE TO USERS OF THE UNI[...]

Important Information E 3162-A2-GB20-30 March 1999 7. If your DSU/CSU is in need of repair , refer to the Warranty , Sales and Service Information section on page A. 8. No repairs may be made by the customer . Canada NOTICE T O USERS OF THE CANADIAN TELEPHONE NETWORK The Industry Canada label identifies certified equipment. This certification means[...]

i 3162-A2-GB20-30 March 1999 Contents About This Guide  Document Purpose and Intended Audience vii . . . . . . . . . . . . . . . . . . . . . . . . .  Document Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Product-Related Documents viii . . . . . . . . . . . . . . . . . . . . . . . . [...]

Contents ii 3162-A2-GB20-30 March 1999 3 Operation  Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Front Panel LEDs 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Initiating an Asynchronous T erminal Session 3-5 . [...]

Contents iii 3162-A2-GB20-30 March 1999 4 Monitoring and T esting  Overview 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Self-T est Results 4-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Device Health and Status 4-3 . .[...]

Contents iv 3162-A2-GB20-30 March 1999 A Asynchr onous T erminal Menu B T echnical Specifications  Overview B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C Configuration Options  Overview C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Contents v 3162-A2-GB20-30 March 1999 E SNMP MIB Objects  Overview E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  MIB II (RFC 1213) E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . System Group, MIB II E-2 . . . . . . . . . . . .[...]

Contents vi 3162-A2-GB20-30 March 1999 This page intentionally left blank.[...]

vii 3162-A2-GB20-30 March 1999 About This Guide Document Purpose and Intended Audience This user ’s guide contains installation, operation, and maintenance information for the ACCULINK 3162 Data Service Unit (DSU)/Channel Service Unit (CSU). It is assumed that you are familiar with the operation of digital data communication equipment. Y ou shoul[...]

About This Guide viii 3162-A2-GB20-30 March 1999 Section Description Appendix F IP Network Addressing Scenario . Provides sample IP addressing scheme. Appendix G Equipment List . Contains order numbers for cables and other related parts. Glossary Defines abbreviations and terms used in this document. Index Lists key terms, concepts, and sections in[...]

1-1 3162-A2-GB20-30 March 1999 Intr oduction 1 Overview The DSU/CSU acts as an interface between the T1 digital network and the customer premises equipment, converting signals received from the DTE (Data T erminal Equipment) to bipolar signals that can be transmitted over T1 lines. T ypical applications include shared access to network-based servic[...]

Introduction 1-2 3162-A2-GB20-30 March 1999 DTE Dr op/Insert (DSX-1) Interface The DTE Drop/Insert interface allows DTEs/PBXs that support the DS1 signal format to share the T1 network with other high-speed equipment. Asynchronous T erminal Interface Support The DSU/CSU can be configured and managed from an asynchronous (async) terminal. The asynch[...]

Introduction 1-3 3162-A2-GB20-30 March 1999 Physical Description The DSU/CSU front panel (Figure 1-1) contains twelve light-emitting diodes (LEDs) and six test jacks. The LEDs are described in the Front Panel LEDs section in Chapter 3, Operation . The test jacks are described in the T est Jacks section in Chapter 4, Maintenance . The DSU/CSU rear p[...]

Introduction 1-4 3162-A2-GB20-30 March 1999 T able 1-1. DSU/CSU Rear Panel Connectors Name Function POWER Supplies power to the DSU/CSU by providing an attachment for the ac power module. AUX PORT Supports SNMP LAN Adapter or daisy-chain connections. COM PORT Provides access to a locally connected PC, ASCII terminal or printer , SNMP management lin[...]

2-1 3162-A2-GB20-30 March 1999 Installation 2 Overview This chapter contains information for installing your DSU/CSU. It includes application examples, cabling, and power-up information. Application Examples The DSU/CSU acts as an interface between the T1 digital network and the customer ’s equipment. The DSU/CSU is connected to the customer ’s[...]

Installation 2-2 3162-A2-GB20-30 March 1999 496-15219 DSU/CSU NETWORK SERVICES LAN ROUTER PBX Figure 2-2. Shared Access Application Example 496-15220 DSU/CSU DSU/CSU DSU/CSU LAN ROUTER LAN ROUTER LAN ROUTER LAN ROUTER FRACTIONAL NETWORK Figure 2-3. Fractional T1 Application Example[...]

Installation 2-3 3162-A2-GB20-30 March 1999 SNMP or T elnet Connection Examples The DSU/CSU can be connected to an SNMP or T elnet system in a number of ways. Some examples include:  Directly connecting the COM port to the SNMP or T elnet device (Figure 2-4).  Connecting the COM port to a network device (e.g., a router) (Figure 2-5).  Conn[...]

Installation 2-4 3162-A2-GB20-30 March 1999 NETWORK ETHERNET PPP 496-15223 LAN ADAPTER DSU/CSU LAN ROUTER Figure 2-6. Connection through a LAN Adapter ETHERNET PPP 496-15224 LAN ADAPTER PPP PPP NETWORK DSU/CSU DSU/CSU DSU/CSU LAN ROUTER Figure 2-7. LAN Adapter and Daisy Chaining ETHERNET FDL/EDL PPP 496-15225 NETWORK LAN ADAPTER DSU/CSU DSU/CSU LAN[...]

Installation 2-5 3162-A2-GB20-30 March 1999 Important Instructions Read and follow all warning notices and instructions marked on the DSU/CSU or included in this guide. For a complete listing of the safety instructions, see the Important Safety Instructions section at the beginning of this guide. Cabling Examples The DSU/CSU is supplied with an ac [...]

Installation 2-6 3162-A2-GB20-30 March 1999 Power -Up Self-T est After you connect the DSU/CSU to a power source, the unit performs the power-up self-test to ensure that it is in good working order . The DSU/CSU performs this test on itself upon power-up or after a device reset, unless it has been disabled by the Self-T est configuration option (se[...]

3-1 3162-A2-GB20-30 March 1999 Operation 3 Overview This chapter contains information for operating your DSU/CSU. It includes a description of the front panel LEDs and sample procedures to help you become familiar with the use of the asynchronous terminal for DSU/CSU control. Fr ont Panel LEDs There are twelve LEDs on the DSU/CSU front panel. The f[...]

Operation 3-2 3162-A2-GB20-30 March 1999 T able 3-1. System LEDs Name Color Meaning OK Green Indicates the current operational state of the DSU/CSU. ON : The DSU/CSU is operational and has power . OFF : The DSU/CSU is performing a power-up self-test or a system failure has occurred. BLINKING : A software download is in progress. F AIL Y ellow Indic[...]

Operation 3-3 3162-A2-GB20-30 March 1999 T able 3-3. DTE Drop/Insert (DSX-1) Interface LEDs Name Color Meaning SIG Green Monitors the signal being received from the DTE Drop/Insert (DSX-1) interface. ON : A recoverable signal is being received from the DTE Drop/Insert (DSX-1) interface. OFF : The signal cannot be recovered from the DTE Drop/Insert [...]

Operation 3-4 3162-A2-GB20-30 March 1999 T able 3-4. Data Port LEDs Name Color Meaning DTR Green Monitors the state of interchange circuit CD (CCITT 108/1, /2) – Data T erminal Ready received from the synchronous data DTE. ON : DTR is being asserted by the synchronous data DTE. OFF : DTR is not being asserted. TXD Y ellow Monitors activity on int[...]

Operation 3-5 3162-A2-GB20-30 March 1999 Initiating an Asynchr onous T erminal Session Y ou can configure and manage the DSU/CSU from an asynchronous terminal that is configured for 9.6 kbps, 8 characters, no parity , and 1 stop bit . Y ou can connect the asynchronous terminal directly to the COM port of the DSU/CSU, or you can establish a remote c[...]

Operation 3-6 3162-A2-GB20-30 March 1999 Recovering Asynchr onous T erminal Operation If the DSU/CSU is misconfigured, leaving it in a state that does not support asynchronous terminal operation, use the following recovery procedure.  Procedur e 1. Power cycle the DSU/CSU, waiting for the completion of the power-up self-test. 2. Press the asynch[...]

Operation 3-7 3162-A2-GB20-30 March 1999 Menu Organization Figure 3-3 shows the organization of the asynchronous terminal menu tree. Main Status 496-15013 T est Configuration Edit/Display Configuration Control Cross Connect Status Performance Statistics Display LEDs Identity Call Setup Call Directories Customer ID Administer Password Start Download[...]

Operation 3-8 3162-A2-GB20-30 March 1999 Using Asynchr onous T erminal Scr eens There are three types of asynchronous terminal screens.  Menu screens list selections available through the menu system.  Input screens allow you to edit or change information on a screen using screen function keys (T able 3-5) or keyboard keys ( T able 3-6 ). [...]

Operation 3-9 3162-A2-GB20-30 March 1999 T able 3-6. Keyboard Keys Keyboard Key Usage Ctrl-a Moves the cursor between the Screen area and the Screen Function Keys area. Esc Returns to the previous screen. Ta b Moves the cursor to the next field. Back (Shift) T ab or Ctrl-k Moves the cursor to the previous field. Backspace Moves the cursor one posit[...]

Operation 3-10 3162-A2-GB20-30 March 1999 NOTE: The following procedures are examples only . This chapter uses examples to help you become familiar with the use of the asynchronous terminal for DSU/CSU control. Setting Customer Identification The customer identification is used to uniquely identify the DSU/CSU.  Procedur e T o change the custome[...]

Operation 3-1 1 3162-A2-GB20-30 March 1999 Displaying LED Conditions The same conditions monitored by the front panel LEDs can also be monitored by the Display LEDs screen. This screen is most useful when the DSU/CSU is being accessed remotely .  Procedur e T o display LED conditions: 1. From the Main Menu screen, select Status. 2. From the Stat[...]

Operation 3-12 3162-A2-GB20-30 March 1999 Changing Configuration Options The DSU/CSU is an intelligent device that displays only valid options for the current configuration. Therefore, you are only presented with menu choices that are consistent with the current configuration and operational state of the DSU/CSU; invalid combinations of configurati[...]

Operation 3-13 3162-A2-GB20-30 March 1999 Displaying or Editing Configuration Options  Procedur e T o display or edit configuration options: 1. From the Main Menu screen, select Configuration. The Load Configuration From screen appears (Figure 3-6). 2. From the Load Configuration From screen, select a configuration option set to load ( Current ,[...]

Operation 3-14 3162-A2-GB20-30 March 1999 main /config/edit Customer ID: Node A Model: 3162 Slot: xx CONFIGURATION EDIT/DISPLAY Network DTE Sync Data Ports Copy Ports Cross Connect General Options User Interface Alarms & Traps Management and Communication ––––––––––––––––––––––––––––––[...]

Operation 3-15 3162-A2-GB20-30 March 1999 Saving Edit Changes  Procedur e T o save edit changes: 1. From the last edit screen, select Save. The Save Configuration T o screen appears (Figure 3-8). 2. From the Save Configuration T o screen, select a configuration option set ( Current , Customer 1 , or Customer 2 ). Save edit changes to the Current[...]

Operation 3-16 3162-A2-GB20-30 March 1999 Configuring the DSU/CSU for SNMP or T elnet Access T o configure the DSU/CSU for SNMP or T elnet access,  Enable the SNMP agent or T elnet server within the DSU/CSU (see Appendix C, Configuration Options ).  Select and configure the port that provides the link to the SNMP or T elnet system.  Set th[...]

Operation 3-17 3162-A2-GB20-30 March 1999 Selecting the Port The SNMP manager , T elnet device, or network device (e.g., a router) can be directly connected to the COM port. An external LAN Adapter can be connected to either the COM port or the auxiliary (AUX) port to provide Ethernet or T oken Ring connectivity . Also, the DSU/CSU can be daisy cha[...]

Operation 3-18 3162-A2-GB20-30 March 1999 Setting the IP Address The IP address is the address used by the SNMP or T elnet system to access the DSU/CSU (see Appendix F , IP Network Addressing Scenario ). For DSU/CSUs using PPP , the IP address can be negotiated if the network device (e.g., router or SNMP manager) supports such negotiation. The IP a[...]

Operation 3-19 3162-A2-GB20-30 March 1999 Selecting the Link Layer Protocol T wo link layer protocols, Point-to-Point Protocol (PPP) and Serial Line Internet Protocol (SLIP), are supported for connection to an external SNMP manager , T elnet device, or network device (e.g., a router). PPP can be used for synchronous or asynchronous operation. SLIP [...]

Operation 3-20 3162-A2-GB20-30 March 1999 Configuring DS0 Channels The DSU/CSU provides Cross Connect configuration options that allow you to do the following:  Display the DS0 assignments for the network, DTE Drop/Insert (DSX-1), and data port interfaces.  Allocate DS0 channels on the DTE Drop/Insert (DSX-1) interface to the network interfac[...]

Operation 3-21 3162-A2-GB20-30 March 1999 N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N1 1 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D1 1 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 PRT 1 PRT 2 PORTS DTE DROP/INSERT (DSX-1) INTERF ACE NETWORK INTERF ACE 496-15016 Figure 3-10. Example of Channel Allocation[...]

Operation 3-22 3162-A2-GB20-30 March 1999 Network Interface Network Channel Allocation N1 D1 N2 D2 N3 D3 N4 D4 N5 D5 N6 N7 N8 N9 D9 N10 D10 N1 1 D1 1 N12 D12 N13 D15 N14 Prt1 N15 Prt1 N16 Prt1 N17 N18 Prt2 N19 Prt2 N20 Prt2 N21 Prt2 N22 Prt2 N23 Prt2 N24 Allocations D1 – D24 indicates allocation to DTE Drop/Insert (DSX-1) channels. Prt1 – Prt2 [...]

Operation 3-23 3162-A2-GB20-30 March 1999 DTE Drop/Insert (DSX-1) Interface DTE (DSX-1) Channel Allocation D1 N1 D2 N2 D3 N3 D4 N4 D5 N5 D6 D7 D8 D9 N9 D10 N10 D1 1 N1 1 D12 N12 D13 D14 D15 N13 D16 D17 D18 D19 D20 D21 D22 D23 D24 Allocations N1 – N24 indicates allocation to network channels. Figure 3-12. Example of DTE Drop/Insert Interface W ork[...]

Operation 3-24 3162-A2-GB20-30 March 1999 Displaying DS0 Channel Assignments Use the DTE to Network Assignments screen (in the Cross Connect branch) to view how the DS0 channels are currently allocated. DS0 designations used on this screen are shown in T able 3-7. T able 3-7. DTE to Network DS0 Designations Designation Meaning Available The DS0 cha[...]

Operation 3-25 3162-A2-GB20-30 March 1999  Procedur e T o display the DS0 channel allocation: 1. From the Main Menu screen, select Configuration. 2. From the Load Configuration From screen, select Current. 3. From the Configuration Edit/Display screen, select Cross Connect. 4. From the Cross Connect screen, select DTE T o Network Assignments. Th[...]

Operation 3-26 3162-A2-GB20-30 March 1999 Allocating DS0 Channels from the DTE Dr op/Insert Interface to the Network Interface  Procedur e T o allocate DS0 channels from the DTE Drop/Insert (DSX-1) interface to the network interface: 1. From the Main Menu screen, select Configuration. The Load Configuration From screen appears. 2. From the Load [...]

Operation 3-27 3162-A2-GB20-30 March 1999 Configuring DS0 Channels for Robbed Bit Signaling By using the DTE configuration options, you can specify which DS0 channels carry Robbed Bit Signaling (RBS) information for voice channels.  Procedur e T o specify DTE Drop/Insert (DSX-1) channels used to carry voice information: 1. From the Main Menu scr[...]

Operation 3-28 3162-A2-GB20-30 March 1999 Allocating Data Ports Using the Block or ACAMI Assignment Method By using the block or ACAMI (Alternate Channel Alternate Block Inversion) assignment method, you can assign a data port to a block of contiguous DS0 channels on either the network interface or the DTE Drop/Insert (DSX-1) interface. The block a[...]

Operation 3-29 3162-A2-GB20-30 March 1999 Allocating Data Ports Using the Individual Channel Assignment Method By using the individual channel assignment method, you can assign a data port to individual DS0 channels on either the network interface or the DTE Drop/Insert (DSX-1) interface. This method individually selects the DS0 channels to allocat[...]

Operation 3-30 3162-A2-GB20-30 March 1999 Establishing Access Security on a Port Although the password feature is available, it is not required. If used, it ensures access security before control is passed to a device connected to a port. The following procedure is an example only . It shows how to enable the password for the communication port. Pa[...]

Operation 3-31 3162-A2-GB20-30 March 1999 Setting a Password In addition to establishing access security on a port (refer to the previous section, Establishing Access Security on a Port ), the password itself is set. Unless you specify otherwise, the password is null.  Procedur e T o set a password: 1. From the Main Menu screen, select Control. [...]

Operation 3-32 3162-A2-GB20-30 March 1999 Entering a Password to Gain Access When access security is required, the Login screen (Figure 3-17) appears before you can access the Main Menu screen. The password must be entered.  If the password is valid , the DSU/CSU’ s top-level menu appears.  If the password is invalid , an invalid password m[...]

Operation 3-33 3162-A2-GB20-30 March 1999 Selecting the T iming Source The DSU/CSU provides the ability to select a master clock (timing) source that is used to synchronize all of the T1 and data port interfaces on the DSU/CSU. The clock for each interface is at the appropriate rate for that interface (e.g., 1.544 Mbps for the T1 interfaces, the co[...]

Operation 3-34 3162-A2-GB20-30 March 1999 Pr oviding Backup Capability If the T1 network fails, the DSU/CSU provides the ability to reconfigure the unit and restore (at least partially) priority data circuits through an external backup device. Y ou can store backup configuration options in the Customer 2 set of customer-defined configuration option[...]

4-1 3162-A2-GB20-30 March 1999 Monitoring and T esting 4 Overview The DSU/CSU can detect and report faults, and perform diagnostic tests. These features ensure that your DSU/CSU is giving you optimum performance in your network. Self-T est Results Use the System and T est Status screen to display the results of the power-up self-test. Possible mess[...]

Monitoring and T esting 4-2 3162-A2-GB20-30 March 1999 T able 4-1. Self-T est Results Message Description Passed No problems were found during power-up. CPU Fail The central processing unit failed internal testing. Device Fail One or more of the unit’ s integrated circuit chips failed to pass internal device level testing. B8ZS/LOS Fail The unit [...]

Monitoring and T esting 4-3 3162-A2-GB20-30 March 1999 Device Health and Status Use the System and T est Status screen to display the current health and status messages for the DSU/CSU. T able 4-2 lists these messages in priority order .  Procedur e T o display health and status messages: 1. From the Main Menu screen, select Status. 2. From the [...]

Monitoring and T esting 4-4 3162-A2-GB20-30 March 1999 T able 4-2. Health and Status Messages (2 of 2) Message Description EER at Port n The error rate of the received signal has exceeded the configured threshold for data port Port n (where n is the port number). This condition only occurs if the synchronous data port’s Embedded Data Link (EDL) i[...]

Monitoring and T esting 4-5 3162-A2-GB20-30 March 1999 Y ou can reset the performance registers via the Clear Statistics selection on the Performance Statistics screen.  Procedur e T o display performance reports: 1. From the Main Menu screen, select Status. 2. From the Status screen, select Performance Statistics. 3. From the Performance Statis[...]

Monitoring and T esting 4-6 3162-A2-GB20-30 March 1999 T able 4-3. Performance Registers (2 of 3) Register T otals Description Interval Description SES The number of severely errored seconds for the current interval. A severely errored second is any second with 320 or more CRC errors, or any second with one or more OOF events. The maximum is 900 se[...]

Monitoring and T esting 4-7 3162-A2-GB20-30 March 1999 T able 4-3. Performance Registers (3 of 3) Register T otals Description Interval Description Status (Only valid for User registers.) The status events register records whether one or more of the following events have occurred at least once during the interval. The event is identified by a lette[...]

Monitoring and T esting 4-8 3162-A2-GB20-30 March 1999 Alarms T o display or print alarm messages, you can attach the DSU/CSU, either locally or remotely , to an ASCII terminal or printer . Alarms can also be displayed on a PC that is using a terminal emulation package. Y ou can route these alarms to the COM port or dial them out using an external [...]

Monitoring and T esting 4-9 3162-A2-GB20-30 March 1999 If two alarm conditions are detected at once, the higher priority alarm is reported. However , if an even higher priority alarm is detected before the first alarm is cleared, the later alarm is not reported. (The alarms listed above are in priority order with the highest priority listed first.)[...]

Monitoring and T esting 4-10 3162-A2-GB20-30 March 1999 T able 4-4. Enterprise-Specific T rap Definitions T rap V alue Event enterpriseClockFail(1) The currently configured primary clock source has failed. enterpriseSelfT estFail(2) A DSU/CSU hardware failure is detected at self-test. This trap is generated after DSU/CSU initialization. enterpriseD[...]

Monitoring and T esting 4-1 1 3162-A2-GB20-30 March 1999 T roubleshooting The DSU/CSU is designed to provide you with trouble-free service. However , T able 4-6 gives you some direction if a problem occurs. For problems other than those listed in the table, please contact your service representative. T able 4-6. T roubleshooting (1 of 2) Symptom Po[...]

Monitoring and T esting 4-12 3162-A2-GB20-30 March 1999 T able 4-6. T roubleshooting (2 of 2) Symptom Solutions Possible Cause Message OOF at DTE appears 1. Incompatible framing format between the Drop/Insert port on the customer premises equipment and the DSU/CSU. 2. DTE Drop/Insert (DSX-1) cabling problem. 1. Check that the framing format for the[...]

Monitoring and T esting 4-13 3162-A2-GB20-30 March 1999 T est Jacks Six test jacks (Figure 4-1) are located on the front panel. The DSU/CSU test jack functions are shown in Figure 4-2 and described in T able 4-7 . The Selectable T est Jack branch of the asynchronous terminal menu tree (see Appendix A ) allows you to select either Equipment (EQPT) o[...]

Monitoring and T esting 4-14 3162-A2-GB20-30 March 1999 T able 4-7. T est Jack Functions T est Jack Name Function NET In (Network In) A break-in test jack that allows a signal to be inserted toward the network by external test equipment. NET Out (Network Out) A break-in test jack that interrupts the signal coming from the network and allows it to b[...]

Monitoring and T esting 4-15 3162-A2-GB20-30 March 1999 Remote Loopback T ests The Remote Loopback tests enable you to troubleshoot your circuit by sending the following to a far-end device: For Networks H Line loopback up activation sequence for 10 seconds (Line Loopback Up) H Line loopback down activation sequence for 10 seconds (Line Loopback Do[...]

Monitoring and T esting 4-16 3162-A2-GB20-30 March 1999 Sending a V .54 or ANSI FT1 Activation/Deactivation Sequence " Procedur e T o send a V .54 or ANSI FT1 activation or deactivation loopback sequence to the far-end DSU/CSU: 1. From the Main Menu screen, select T est. 2. From the T est screen, select Sync Data Port T ests. 3. In the Port fi[...]

Monitoring and T esting 4-17 3162-A2-GB20-30 March 1999 T able 4-8. V alid Loopback Combinations LLB PLB DLB RLB DCLB DTLB LLB N/A NO YES YES NO YES PLB NO N/A YES NO NO YES DLB YES YES N/A NO YES YES RLB YES NO NO N/A NO YES DCLB NO NO YES NO YES (on separate ports) YES (on separate ports) DTLB YES YES YES YES YES (on separate ports) YES (on separ[...]

Monitoring and T esting 4-18 3162-A2-GB20-30 March 1999 Starting a Payload Loopback The Payload Loopback command (PLB) loops the received signal on the network interface back to the network. The signal is looped back as close to the DTE Drop/Insert (DSX-1) port as possible (after it has passed through the framing circuitry of the DSU/CSU). Framing [...]

Monitoring and T esting 4-19 3162-A2-GB20-30 March 1999 Starting a Repeater Loopback The Repeater Loopback command (RLB) loops the signal being sent to the network back to the DTE Drop/Insert (DSX-1) and data ports. The signal is looped back as close to the network interface as possible (after it has passed through the framing circuitry of the DSU/[...]

Monitoring and T esting 4-20 3162-A2-GB20-30 March 1999 Starting a Data Channel Loopback The Data Channel Loopback command (DCLB) loops the data received from the network interface, for all DS0 channels allocated to the selected port, back to the network. The loopback occurs after the data passes through the port circuitry but before it is sent out[...]

Monitoring and T esting 4-21 3162-A2-GB20-30 March 1999 Starting a Data T erminal Loopback The Data T erminal Loopback command (DTLB) loops the data received from the selected port, for all DS0 channels allocated to the port, back out of the port. This loopback occurs after the data passes through the port circuitry but before it reaches the T1 fra[...]

Monitoring and T esting 4-22 3162-A2-GB20-30 March 1999 T est Patterns Use test pattern commands to send, monitor , and abort test patterns. Available test patterns are: H QRSS – A quasi-random signal source approximating live data that can be monitored for logic errors (on the network and the data ports). H 1-in-8 – A test pattern consisting o[...]

Monitoring and T esting 4-23 3162-A2-GB20-30 March 1999 Sending Port QRSS or Port 51 1 T est Patterns  Procedur e T o send a Port QRSS or Port 51 1 test pattern: 1. From the Main Menu screen, select T est. 2. From the T est screen, select Sync Data Port T ests. 3. In the Port field (near the top of the screen), enter either 1 or 2 depending on t[...]

Monitoring and T esting 4-24 3162-A2-GB20-30 March 1999 Aborting T est Patterns Use the Abort T ests command to stop all test patterns or any selected test pattern active on the DSU/CSU.  Procedur e T o abort test patterns: 1. From the Main Menu screen, select T est. 2. From the T est screen, select Abort T ests. Lamp T est Use the Lamp T est co[...]

Monitoring and T esting 4-25 3162-A2-GB20-30 March 1999 Displaying DSU/CSU T est Status Use the System and T est Status screen to display the active tests for the DSU/CSU. T able 4-10 lists these messages.  Procedur e T o display test status: 1. From the Main Menu screen, select Status. 2. From the Status screen, select System and T est Status. [...]

Monitoring and T esting 4-26 3162-A2-GB20-30 March 1999 This page intentionally left blank.[...]

A-1 3162-A2-GB20-30 March 1999 Asynchr onous T erminal Menu A Main Status 496-15013 T est Configuration Edit/Display Configuration Control Cross Connect Status Performance Statistics Display LEDs Identity Call Setup Call Directories Customer ID Administer Password Start Download Select LEDs Reset Device System and T est Status Network Channel Displ[...]

Asynchronous T erminal Menu A-2 3162-A2-GB20-30 March 1999 This page intentionally left blank.[...]

B-1 3162-A2-GB20-30 March 1999 T echnical Specifications B Overview The technical specifications for the standalone DSU/CSUs are listed in T able B-1. T able B-1. Model 3162 DSU/CSU T echnical Specifications (1 of 2) Specifications Criteria POWER REQUIREMENTS AC Power Module Refer to the labeling on the ac power module for input requirements POWER [...]

T echnical Specifications B-2 3162-A2-GB20-30 March 1999 T able B-1. Model 3162 DSU/CSU T echnical Specifications (2 of 2) Specifications Criteria PORT INTERF ACE Standards Rates EIA 530A, V .35, RS-449, X.21 Nx64 – 64K-1.536 Mb Nx56 – 56K-1.344 Mb APPROV ALS Refer to the product labeling CLOCKING SOURCES T1 network interface, Port 1, internal [...]

C-1 3162-A2-GB20-30 March 1999 Configuration Options C Overview The DSU/CSU configuration option tables contain a list of all configuration options and their available selections. In the tables, the top line of each configuration option entry indicates the factory default setting. The configuration options are arranged into functional groups:  N[...]

Configuration Options C-2 3162-A2-GB20-30 March 1999 Network Interface Configuration Options T able C-1. Network Interface Configuration Options (1 of 3) Line Framing Format: ESF (Factory 1) D4 (Factory 2) D4 ESF The framing format to be used on the network interface. D4 – Configures for the D4 framing format. ESF – Configures for the Extended [...]

Configuration Options C-3 3162-A2-GB20-30 March 1999 T able C-1. Network Interface Configuration Options (2 of 3) Management Link: Disable Enable Disable Specifies whether Facility Data Link (FDL) is enabled. Selecting Enable allows SNMP or T elnet traf fic to flow over the 4 kbps data link provided by FDL. Running SNMP or T elnet over FDL requires[...]

Configuration Options C-4 3162-A2-GB20-30 March 1999 T able C-1. Network Interface Configuration Options (3 of 3) Circuit Identifier: T ext Field T ext Field Clear Specifies the transmission vendor ’s circuit identifier for the purpose of facilitating troubleshooting. The network circuit identifier is an ASCII text string that may be up to 255 ch[...]

Configuration Options C-5 3162-A2-GB20-30 March 1999 T able C-2. DTE Interface Configuration Options (2 of 2) DTE LB on External Contact: Disable Next Enable Disable Allows the control of a DTE Loopback (DLB) by an external contact on the DTE Drop/Insert (DSX-1) interface. Enable – Allows the DSU/CSU to begin a DLB when the external contact is cl[...]

Configuration Options C-6 3162-A2-GB20-30 March 1999 Sync Data Port Configuration Options T able C-3. Sync Data Port Configuration Options (1 of 5) Port T ype: E530 (Factory 1) V .35 (Factory 2) E530 V .35 RS449 X.21 Allows selection of the data port interface type. E530 – Configures the port as an EIA 530A compatible interface. EIA 530A DTEs can[...]

Configuration Options C-7 3162-A2-GB20-30 March 1999 T able C-3. Sync Data Port Configuration Options (2 of 5) Embedded Data Link: Disable Enable Disable Specifies whether Embedded Data Link (EDL) is enabled for a particular port. If EDL is enabled, then 8 kbps of the total bandwidth allocated for this port is not available to the synchronous data [...]

Configuration Options C-8 3162-A2-GB20-30 March 1999 T able C-3. Sync Data Port Configuration Options (3 of 5) Send All Ones on Data Port Not Ready: Both Disable DTR RTS Both Specifies the conditions on the data port that determine when valid data is not being sent from the DTE. When this condition is detected, all ones are sent to the network on t[...]

Configuration Options C-9 3162-A2-GB20-30 March 1999 T able C-3. Sync Data Port Configuration Options (4 of 5) Port (DTE) Initiated Loopbacks: Disable (Factory 1) Both (Factory 2) Disable DTLB DCLB Both Allows the initiation and termination of a local Data T erminal Loopback (DTLB) or remote Data Channel Loopback (DCLB) by the DTE connected to this[...]

Configuration Options C-10 3162-A2-GB20-30 March 1999 T able C-3. Sync Data Port Configuration Options (5 of 5) Excessive Error Rate Threshold: 10E-4 10E-4 10E-5 10E-6 10E-7 10E-8 10E-9 Sets the error rate threshold that determines when an Excessive Error Rate (EER) condition is declared for a particular port. The error rate selected by this config[...]

Configuration Options C-1 1 3162-A2-GB20-30 March 1999 Cr oss Connect Configuration Options The Cross Connect configuration options are divided into two tables as follows:  DTE-to-Network Assignment Options (T able C-4)  Sync Data Port Assignment Options ( T able C-5 ) DTE-to-Network Assignment Options T able C-4. DTE-to-Network Assignment Op[...]

Configuration Options C-12 3162-A2-GB20-30 March 1999 Sync Data Port Assignment Options T able C-5. Sync Data Port Assignment Options (1 of 3) Sync Data Port Assignments Assign T o: Network Network DTE Port Allows you to assign a synchronous data port to DS0 channels on either the network interface, the DTE Drop/Insert (DSX-1) interface, or another[...]

Configuration Options C-13 3162-A2-GB20-30 March 1999 T able C-5. Sync Data Port Assignment Options (2 of 3) Sync Data Port Assignments Port Data Rate: 384 64 128 192 256 320 384 448 512 576 640 704 768 832 896 960 1024 1088 1 152 1216 1280 1344 1408 1472 1536 OR 56 1 12 168 224 280 336 392 448 504 560 616 672 728 784 840 896 952 1008 1064 1 120 1 [...]

Configuration Options C-14 3162-A2-GB20-30 March 1999 T able C-5. Sync Data Port Assignment Options (3 of 3) Sync Data Port Assignments N01 N02 N03 N04 N05 N06 N07 N08 N24 P n P n P n P n P n P n P n P n P n OR D01 D02 D03 D04 D05 D06 D07 D08 D24 P n P n P n P n P n P n P n P n P n Designates the DS0 channel to allocate to this port, N01–N24 for [...]

Configuration Options C-15 3162-A2-GB20-30 March 1999 General Configuration Options T able C-6. General Configuration Options (1 of 2) Generate Y ellow Alarm Signals: Enable Enable Disable Determines whether the DSU/CSU generates Y ellow Alarm signals on the network and DTE Drop/Insert (DSX-1) interfaces. NOTE: This configuration option is not avai[...]

Configuration Options C-16 3162-A2-GB20-30 March 1999 T able C-6. General Configuration Options (2 of 2) Primary Clock Source: Network Network DTE Internal External Port 1 Specifies the master clock source for the DSU/CSU. This selection synchronizes all internal timing and external interface clocks. The clock rate(s) for the external timing interf[...]

Configuration Options C-17 3162-A2-GB20-30 March 1999 User Interface Configuration Options The User Interface configuration options are divided into four tables as follows:  Communication Port Configuration Options (T able C-7)  External Device Configuration Options ( T able C-8 )  T elnet Sessions Configuration Options ( T able C-9 )  [...]

Configuration Options C-18 3162-A2-GB20-30 March 1999 T able C-7. Communication Port Configuration Options (2 of 3) Data Rate: 9.6 1.2 2.4 4.8 9.6 14.4 19.2 38.4 Configures the bit rate for the communication port. 1.2 – Sets the bit rate to 1200 bps (for asynchronous operation only). 2.4 – Sets the bit rate to 2400 bps. 4.8 – Sets the bit rat[...]

Configuration Options C-19 3162-A2-GB20-30 March 1999 T able C-7. Communication Port Configuration Options (3 of 3) Inactivity Timeout: Disable Enable Disable Specifies whether the communication port disconnects after a period of inactivity specified by the Disconnect T ime configuration option. Enable – The communication port disconnects after t[...]

Configuration Options C-20 3162-A2-GB20-30 March 1999 T able C-8. External Device Configuration Options (2 of 3) Connect Prefix: T ext Field T ext Field Clear Specifies the connect prefix to the dial directory phone number . When you make a connection or the DSU/CSU automatically makes a connection (dial-out alarms or traps) through the communicati[...]

Configuration Options C-21 3162-A2-GB20-30 March 1999 T able C-8. External Device Configuration Options (3 of 3) Escape Sequence Delay (sec): None None 0.2 0.4 0.6 0.8 1.0 Specifies the delay used while sending the communication port escape sequence. Use the communication port escape delay to specify the delay before sending the first character of [...]

Configuration Options C-22 3162-A2-GB20-30 March 1999 T elnet Sessions Configuration Options T able C-9. T elnet Sessions Configuration Options T elnet Session: Disable Enable Disable Specifies whether the DSU/CSU responds as a server to T elnet session requests. Enable – The DSU/CSU responds to T elnet session requests. Disable – The DSU/CSU d[...]

Configuration Options C-23 3162-A2-GB20-30 March 1999 Auxiliary Port Configuration Options T able C-10. Auxiliary Port Configuration Options Port Use: None None Mgmt Daisy Specifies how the auxiliary port is used. The auxiliary port only supports Point-to-Point Protocol (PPP) with the following parameters: type is asynchronous, character length is [...]

Configuration Options C-24 3162-A2-GB20-30 March 1999 Alarm and T rap Configuration Options T able C-1 1. Alarm and T rap Configuration Options (1 of 2) ASCII Alarm Messages: Disable Disable Com Port Controls the generation of alarm messages, which are routed to an ASCII terminal or printer attached to the communication port and/or the modem port. [...]

Configuration Options C-25 3162-A2-GB20-30 March 1999 T able C-1 1. Alarm and T rap Configuration Options (2 of 2) Call Retry: Disable Enable Disable Determines whether a call that cannot complete (busy , no answer , etc.) is retried. This affects calls that are initiated in attempting to send an alarm or trap message to the external communication [...]

Configuration Options C-26 3162-A2-GB20-30 March 1999 Management and Communication Configuration Options The Management configuration options are divided into four tables as follows:  Communication Protocol Configuration Options (T able C-12)  General SNMP Management Configuration Options ( T able C-13 )  SNMP NMS Security Configuration Op[...]

Configuration Options C-27 3162-A2-GB20-30 March 1999 T able C-12. Communication Protocol Configuration Options (2 of 3) Default Net Destination: None None Com Aux FDL EDL1 EDL2 Specifies where the default network is connected. For example, if the default network is connected to the communication port, you select Com. If the default network is conn[...]

Configuration Options C-28 3162-A2-GB20-30 March 1999 T able C-12. Communication Protocol Configuration Options (3 of 3) Auxiliary Port IP Address: T ext Field T ext Field Clear Specifies the IP address for the auxiliary port if the Port Use configuration option is set to Mgmt or Daisy . The auxiliary port only supports the PPP link protocol. T ext[...]

Configuration Options C-29 3162-A2-GB20-30 March 1999 General SNMP Management Configuration Options T able C-13. General SNMP Management Configuration Options SNMP Management: Disable Enable Disable Specifies whether the DSU/CSU responds to SNMP session requests. Enable – The DSU/CSU responds to SNMP session requests. Disable – The DSU/CSU does[...]

Configuration Options C-30 3162-A2-GB20-30 March 1999 SNMP NMS Security Configuration Options T able C-14. SNMP NMS Security Configuration Options NMS IP V alidation: Disable Enable Disable Specifies whether the DSU/CSU validates (for security reasons) the IP address of an SNMP manager attempting to access the DSU/CSU. Allowable addresses are speci[...]

Configuration Options C-31 3162-A2-GB20-30 March 1999 SNMP T raps Configuration Options T able C-15. SNMP T raps Configuration Options (1 of 3) SNMP T raps: Disable Enable Disable Specifies whether SNMP trap messages are sent over the SNMP management link. Enable – Enables sending SNMP trap messages from this unit over any SNMP management link. D[...]

Configuration Options C-32 3162-A2-GB20-30 March 1999 T able C-15. SNMP T raps Configuration Options (2 of 3) General T raps: Both Disable W arm AuthFail Both Specifies the general trap types to enable. Disable – Disables the sending of trap messages for warmStart and authenticationFailure events. W arm – Sends trap messages for warmStart event[...]

Configuration Options C-33 3162-A2-GB20-30 March 1999 T able C-15. SNMP T raps Configuration Options (3 of 3) Link T rap Interfaces: All Network DTE T1s Ports All Specifies which interfaces generate linkUp and linkDown trap messages. These traps are supported on the T1 interfaces (network and DTE Drop/Insert) and the synchronous data ports. Network[...]

Configuration Options C-34 3162-A2-GB20-30 March 1999 Configuration W orksheets This section contains one set of blank worksheets to be used when configuring your DSU/CSU using the async terminal interface. In the tables, default settings for Factory 1 are indicated by bold type. It is recommended that you copy these blank worksheets before using t[...]

Configuration Options C-35 3162-A2-GB20-30 March 1999 Sync Data Port Options (Port 1) V alue (Default in Bold ) Port T ype E530 , V .35, RS449, X.21 Port Base Rate Nx64 , Nx56 T ransmit Clock Source Internal , External Invert T ransmit Clock Enable, Disable Invert T ransmit and Received Data Enable, Disable Send All Ones on Data Port Not Ready Disa[...]

Configuration Options C-36 3162-A2-GB20-30 March 1999 Sync Data Port Options (Port 2) V alue (Default in Bold ) Port T ype E530 , V .35, RS449, X.21 Port Base Rate Nx64 , Nx56 T ransmit Clock Source Internal , External Invert T ransmit Clock Enable, Disable Invert T ransmit and Received Data Enable, Disable Send All Ones on Data Port Not Ready Disa[...]

Configuration Options C-37 3162-A2-GB20-30 March 1999 Network Interface Network Channel Allocation N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N1 1 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 Allocations N1 – N24 indicates allocation to DTE (Drop/Insert) channels.[...]

Configuration Options C-38 3162-A2-GB20-30 March 1999 DTE Drop/Insert (DSX-1) Interface DTE (DSX-1) Channel Allocation D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D1 1 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24 Allocations D1 – D24 indicates allocation to network channels.[...]

Configuration Options C-39 3162-A2-GB20-30 March 1999 DTE Signaling Assign: (N1 – 24) V oice RBS or Data) D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D1 1 D12 D13 D14 D15 D16 D17 D18 D19 D20 D21 D22 D23 D24[...]

Configuration Options C-40 3162-A2-GB20-30 March 1999 Sync Data Port Channel Options V alue (Default in Bold ) Assign T o Network , DTE, Port 2 Assign By Block , ACAMI, Channel If Assign By Block Port Rate Nx64: 64, 128, 192, 256, 320, 384, 448, 512, 576, 640, 704, 768, 832, 896, 960, 1024, 1088, 1 152, 1216, 1280, 1344, 1408, 1472, 1536 Nx56: 56, [...]

Configuration Options C-41 3162-A2-GB20-30 March 1999 General Options V alue (Default in Bold ) Generate Y ellow Alarm Signals Enable , Disable Initial Self T est Enable , Disable Primary Clock Source Network , DTE, Internal, External, Port 1 External Clock Rate (KHz) 2048, 1544 , 8 T est T imeout Enable , Disable T est Duration 1 –120 (Default =[...]

Configuration Options C-42 3162-A2-GB20-30 March 1999 User Interface: T elnet Sessions Options V alue (Default in Bold ) T elnet Session Enable, Disable Password Required Enable, Disable Inactivity T imeout Enable, Disable Disconnect T ime 1 –60 (Default = 5 ) User Interface: Auxiliary Port Options V alue (Default in Bold ) Port Use None , Mgmt, [...]

Configuration Options C-43 3162-A2-GB20-30 March 1999 Management and Communication: Communication Protocol Options V alue (Default in Bold ) Node IP Address T ext Field , Clear Node Subnet Mask T ext Field , Clear Default Network Destination None , Com, Aux, FDL, EDL1, EDL2 Communication Port IP Address T ext Field , Clear Communication Port Subnet[...]

Configuration Options C-44 3162-A2-GB20-30 March 1999 Management and Communication: SNMP T raps Options V alue (Default in Bold ) SNMP T raps Enable, Disable Number of T rap Managers 1 , 2, 3, 4, 5, 6 NMS n IP Address T ext Field , Clear Destination None , Com, Aux, FDL, EDL1, EDL2 General T raps Disable, W arm, AuthFail, Both Enterprise Specific T[...]

D-1 3162-A2-GB20-30 March 1999 Pin Assignments D Overview The DSU/CSU is shipped with a power module. V arious other interconnecting cables are available. For cable feature numbers, refer to Appendix G, Equipment List . This appendix describes connector pin assignments and cables. T1 Network Interface The T1 network interface connector is an RJ48C,[...]

Pin Assignments D-2 3162-A2-GB20-30 March 1999 Figure D-1. T1 Line Interface Cable, RJ48C-to-RJ48C Figure D-2. T1 Line Interface Cable, RJ48C-to-DA15P[...]

Pin Assignments D-3 3162-A2-GB20-30 March 1999 DTE Dr op/Insert Interface The DTE Drop/Insert (DSX-1) interface connector is a DB15-type socket connector (T able D-2). For information about using Relay Contact Sense for external DTE loopback, refer to the DTE LB on Contact configuration option in DTE Interface Configuration Options of Appendix C. T[...]

Pin Assignments D-4 3162-A2-GB20-30 March 1999 AUX Port Interface The Auxiliary (AUX) port connects to the LAN Adapter for SNMP or T elnet applications, or to another DSU/CSU’s COM port for daisy chain connectivity . (The SNMP LAN Adapter includes the cable that is needed to attach it to the DSU/CSU.) The AUX port connector is an 8-pin modular co[...]

Pin Assignments D-5 3162-A2-GB20-30 March 1999 COM Port Interface The COM port connects to a PC for front panel emulation, to an ASCII terminal or printer for alarms, to an async terminal, to a network device (e.g., a router) for SNMP or T elnet applications, to the LAN Adapter for SNMP or T elnet applications, or to another DSU/CSU’s AUX port fo[...]

Pin Assignments D-6 3162-A2-GB20-30 March 1999 Figure D-4. COM Port-to-PC Cable Figure D-5. COM Port-to-T erminal/Printer Cable[...]

Pin Assignments D-7 3162-A2-GB20-30 March 1999 EIA-530-A Port Interface Connector The EIA-530-A Port interface connector information is shown in T able D-5. T able D-5. EIA-530-A Port Interface Connector Signal Circuit Mnemonic CCITT Number Direction Pin Shield — — — 1 Signal Common AB 102A — 7 Signal Common AC 102B — 23 T ransmitted Data[...]

Pin Assignments D-8 3162-A2-GB20-30 March 1999 EIA-530-A-to-RS449 Adapter The EIA-530-A-to-RS449 adapter (Figure D-6) provides the RS449 interface shown in T able D-6 . 1 2 14 3 16 15 12 17 9 4 19 5 13 20 8 10 6 7 21 18 23 24 11 25 22 1 4 22 6 24 5 23 8 26 7 25 9 27 12 13 31 11 19 14 10 20 17 35 18 29 30 SHIELD TD-A TD-B RD-A RD-B TXC-A TXC-B RXC-A[...]

Pin Assignments D-9 3162-A2-GB20-30 March 1999 T able D-6. RS449 Cable Interface Signal Circuit Mnemonic CCITT Number Direction Pin Shield — — — 1 Signal Ground SG 102A — 19 Receive Ground RC 102B — 20 Send Common SC — — 37 Send Data SD 103 T o DSU/CSU 4 (A) 22 (B) Receive Data RD 104 From DSU/CSU 6 (A) 24 (B) Request-to-Send RS 105 T[...]

Pin Assignments D-10 3162-A2-GB20-30 March 1999 EIA-530-A-to-V .35 Adapter The EIA-530-A-to-V .35 adapter (Figure D-7) provides the V .35 interface shown in T able D-7 . 1 2 14 3 16 15 12 17 9 4 5 8 6 7 24 11 20 21 18 25 23 A P S R T Y AA V X C D F E B U W H N L NN SHIELD TD-A TD-B RD-A RD-B TXC-A TXC-B RXC-A RXC-B RTS CTS RLSD DSR SIG. COMMON TT -[...]

Pin Assignments D-1 1 3162-A2-GB20-30 March 1999 T able D-7. V .35 Cable Interface Signal CCITT Number Direction Pin Shield — — A Signal Common 102 — B T ransmitted Data 103 T o DSU/CSU P (A) S (B) Received Data 104 From DSU/CSU R (A) T (B) Request to Send 105 T o DSU/CSU C Clear to Send 106 From DSU/CSU D Data Channel Received Line Signal De[...]

Pin Assignments D-12 3162-A2-GB20-30 March 1999 EIA-530-A-to-X.21 Adapter The EIA-530-A-to-X.21 adapter (Figure D-8) provides the X.21 interface shown in T able D-8 . 2 14 3 16 17 9 4 19 8 10 7 24 11 2 9 4 11 6 13 3 10 5 12 8 7 14 TD-A TD-B RD-A RD-B RXC-A RXC-B RTS-A RTS-B RLSD-A RLSD-B SIG. COMMON TT -A TT -B TD-A TD-B RD-A RD-B RXC-A RXC-B RTS-A[...]

Pin Assignments D-13 3162-A2-GB20-30 March 1999 Serial Cr ossover Cable Use a serial crossover cable like the one shown in Figure D-9 (with an adapter like that shown in Figure D-5 ) to connect an external modem to the DSU/CSU’s COM port. Pin 1 Pin 14 Pin 13 Pin 25 Pin 1 Pin 14 Pin 13 Pin 25 P2 Plug Chassis Ground TXD RXD RTS CTS DSR Signal Groun[...]

Pin Assignments D-14 3162-A2-GB20-30 March 1999 External Clock Interface The External Clock connector pinouts are in T able D-9. T able D-9. External Clock Connector Signal Pin Number Shield 1 Clock (+) (RS422 only) 2 Clock (–) (RS422 only) 3 Clock In (RS423 only) 9 Signal Common 11[...]

E-1 3162-A2-GB20-30 March 1999 SNMP MIB Objects E Overview This appendix describes the Management Information Base (MIB) objects that are supported by the DSU/CSU. The DSU/CSU supports the following MIBs:  MIB II – Defines the general objects for use in T ransmission Control Protocol/Internet Protocol (TCP/IP) internets and provides general in[...]

SNMP MIB Objects E-2 3162-A2-GB20-30 March 1999 Address T ranslation Group Not supported since this group is not supported in MIB II. IP Group Supported. ICMP Group Supported. TCP Group Supported. UDP Group Supported. EGP Group Not supported since the EGP protocol is not supported by the DSU/CSU. T ransmissio n Group Supported on the T1 interfaces [...]

SNMP MIB Objects E-3 3162-A2-GB20-30 March 1999 System Group – “sysName” Object (system 5) This object provides an administratively-assigned name for this managed node. System Group – “sysLocation” Object (system 6) This object provides the physical location of this node. System Group – “sysServices” Object (system 7) This object [...]

SNMP MIB Objects E-4 3162-A2-GB20-30 March 1999 Interface Group – “ifIndex” Object (ifEntry 1) This object provides the index into the ifT able and typically into tables in other MIBs also. The values of the ifIndex object do not vary between models even though not all indexes are supported for a particular model. When an unsupported index is[...]

SNMP MIB Objects E-5 3162-A2-GB20-30 March 1999 Interface Group – “ifT ype” Object (ifEntry 3) This object identifies the type of the interface based on the physical/link protocol(s) immediately below the network layer . Only the following values are supported by the DSU/CSU:  ds1 – Used for the network and DTE Drop/Insert (DSX-1) interf[...]

SNMP MIB Objects E-6 3162-A2-GB20-30 March 1999 Interface Group – “ifOperStatus” Object (ifEntry 8) This object specifies the current operational state of the interface. The value of this object for each interface is defined as follows: Network T1: The interface is up(1) when no alarm conditions exist. The interface is down(2) when an alarm c[...]

SNMP MIB Objects E-7 3162-A2-GB20-30 March 1999 Interface Group – Input Counters (objects ifEntry 10 to ifEntry 15) These objects collect statistics on the data received by the COM port and the AUX port when these ports are configured as SNMP management links. For interfaces that are not configured as an SNMP management link, these statistics are[...]

SNMP MIB Objects E-8 3162-A2-GB20-30 March 1999 IP Group – “ipForwarding” Object (ip 1) This object specifies whether the unit is acting as an IP gateway in respect to the forwarding of a datagram received by , but not addressed to, this unit. Only the following value is supported by the DSU/CSU.  forwarding(1) – The unit is acting as a [...]

SNMP MIB Objects E-9 3162-A2-GB20-30 March 1999 The following objects are defaulted if not specified in the set PDU used to add a route.  ipRouteMetric1 – Defaulted to 1 hop.  ipRouteMetric2 – Defaulted to –1 for standalone devices.  ipRouteT ype – Defaulted to indirect.  ipRouteMask – Defaulted as specified in the MIB descrip[...]

SNMP MIB Objects E-10 3162-A2-GB20-30 March 1999 IP Group – “ipRouteMetric2” Object (ipRouteEntry 4) For standalone devices, ipRouteMetric2 is not used and contains –1. When adding a route to the routing table using SNMP , do not specify a value for ipRouteMetric2. IP Group – “ipRouteProto” Object (ipRouteEntry 9) This object is a rea[...]

SNMP MIB Objects E-1 1 3162-A2-GB20-30 March 1999 T ransmission Group, MIB II Objects in the transmission group are supported on the network and DTE Drop/Insert (DSX-1) interfaces, the COM port, the AUX port, and the synchronous data ports. The objects in the transmission group are not defined within MIB II, but rather through other Internet standa[...]

SNMP MIB Objects E-12 3162-A2-GB20-30 March 1999 Near End Group, DS1/E1 MIB The DS1 Near End Group consists of the following four tables:  DS1 Configuration  DS1 Current  DS1 Interval  DS1 T otal All four tables are fully supported for the network interface. Since statistics are not kept for the DTE Drop/Insert (DSX-1) interface, only t[...]

SNMP MIB Objects E-13 3162-A2-GB20-30 March 1999 Near End Group – “dsx1SendCode” Object (dsx1ConfigEntry 7) This object specifies the test patterns/codes being sent over the network interface. These tests are not supported on the DTE Drop/Insert (DSX-1) interface. Only the following values are supported by the DSU/CSU.  dsx1SendNoCode(1) ?[...]

SNMP MIB Objects E-14 3162-A2-GB20-30 March 1999 Near End Group – “dsx1LineStatus” Object (dsx1ConfigEntry 10) This object specifies the line (alarm) status of the T1 interfaces. Only the following values are supported by the DSU/CSU. More than one value may be active at a time.  dsx1NoAlarm(1) – No alarm present.  dsx1RcvFarEndLOF(2)[...]

SNMP MIB Objects E-15 3162-A2-GB20-30 March 1999 Near End Group – “dsx1Fdl” Object (dsx1ConfigEntry 13) This object specifies how Facility Data Link is being used. Only the following values are supported by the DSU/CSU. More than one value may be active at a time.  dsx1other(1) – SNMP data is being sent over FDL.  dsx1Ansi-T1-403(2) ?[...]

SNMP MIB Objects E-16 3162-A2-GB20-30 March 1999 Near End Group – The DS1 T otal T able Objects (dsx1T otalEntry) The following DS1 total table objects are provided for the network interface only . Objects in the table that are not listed are not supported and will return an error status if access is attempted.  dsx1T otalIndex – The index t[...]

SNMP MIB Objects E-17 3162-A2-GB20-30 March 1999 RS-232-like MIB (RFC 1317) The “rs232” object defined by RFC 1317 is supported for all of the synchronous data ports, the COM port, and the AUX port. The RS-232-like MIB consists of one object and five tables, as follows:  Number of RS-232-like ports  The General Port T able  The Asynchr[...]

SNMP MIB Objects E-18 3162-A2-GB20-30 March 1999 General Port T able – “rs232PortT ype” Object (rs232PortEntry 2) This object is used to identify the port’s hardware type. Only the following values are supported by the DSU/CSU.  rs232(2) – Used to identify the AUX and COM ports.  rs422(3) – Used to identify synchronous data ports [...]

SNMP MIB Objects E-19 3162-A2-GB20-30 March 1999 Asynchronous Port T able, RS-232-like MIB The asynchronous port table contains an entry for the AUX or COM port when the port is configured for asynchronous operation. For the DSU/CSU, the entries in the table that are counters (rs232AsyncPortEntry 6 –8) are used to collect statistics and are not s[...]

SNMP MIB Objects E-20 3162-A2-GB20-30 March 1999 Synchronous Port T able, RS-232-like MIB The synchronous port table contains an entry for each of the synchronous data ports and the COM port when the port is configured for synchronous operation. For the DSU/CSU, the entries in the table that are counters (rs232SyncPortEntry 3–7) are used to colle[...]

SNMP MIB Objects E-21 3162-A2-GB20-30 March 1999 Output Signal T able, RS-232-like MIB This object contains entries for the output signals that can be asserted by the unit for each of the synchronous data ports. Output Signal T able – “rs232OutSigName” (rs232OutSigEntry 2) This object contains the identification of a hardware output signal. O[...]

SNMP MIB Objects E-22 3162-A2-GB20-30 March 1999 Generic Interface T est T able, Generic Interface MIB The test table provides access to additional tests (loopbacks and pattern tests) that are not in the interface group of MIB II. Generic Interface T est T able – “ifExtnsT estT ype” Object (ifExtnsT estEntry 4) This object is a control variab[...]

SNMP MIB Objects E-23 3162-A2-GB20-30 March 1999 Where these object identifiers are defined as follows:  testLoopDTLB – OBJECT IDENTIFIER ::= [wellKnownT ests 2]  testMonQRSS – OBJECT IDENTIFIER ::= [wellKnownT ests 3]  testMon51 1 – OBJECT IDENTIFIER ::= [wellKnownT ests 4]  testSendQRSS – OBJECT IDENTIFIER ::= [wellKnownT ests[...]

SNMP MIB Objects E-24 3162-A2-GB20-30 March 1999 Where these object identifiers are defined as follows:  wellKnownCodes – OBJECT IDENTIFIER ::= [ifExtensions 5]  none – OBJECT IDENTIFIER ::= [wellKnownCodes 1]  inSyncNoBitErrors – OBJECT IDENTIFIER ::= [wellKnownCodes 2]  inSyncWithBitErrors – OBJECT IDENTIFIER ::= [wellKnownCod[...]

F-1 3162-A2-GB20-30 March 1999 IP Network Addr essing Scenario F Overview This appendix describes a means of configuring 31xx Series devices in an Internet Protocol (IP) network to provide SNMP or T elnet connectivity . Since there are many possible network addressing schemes, this appendix describes an addressing scheme for a typical customer netw[...]

IP Network Addressing Scenario F-2 3162-A2-GB20-30 March 1999  Although the default route (to the NMS) is configurable for all devices, only devices that have a direct external connection to an NMS (via the COM or AUX ports) need a default route set. In the following examples, the default port (COM or AUX) is set in the device connected to the L[...]

G-1 3162-A2-GB20-30 March 1999 Equipment List G Equipment Feature Number Model 3162 DSU/CSU 3162-A1-210 T1 Line Interface Cable, RJ48C-to-RJ48C 3100-F1-500 T1 Line Interface Cable, RJ48C-to-DA15P (Canada) 3100-F1-510 COM Port-to-PC Cable, 8-pin modular to DB9S 3100-F1-550 COM Port-to-T erminal/Printer Cable, 8-pin modular to DB25P 3100-F1-540 1 15 [...]

Equipment List G-2 3162-A2-GB20-30 March 1999 This page intentionally left blank.[...]

GL-1 3162-A2-GB20-30 March 1999 Glossary A test pattern consisting of a one (1) followed by seven zeros (on the network only). A rack-mounted device containing 17 slots in which to place circuit cards. A product family and a registered trademark of Paradyne. Alarm Cut-off command. A command for carrier-mounted CSUs that forces a deactivation of the[...]

Glossary GL-2 3162-A2-GB20-30 March 1999 The range of frequencies that can be passed by a transmission medium, or the range of electrical frequencies a device is capable of handling. Bursty Error Seconds. A second in which more than one but less than 320 CRC6 error events have occurred. A signal in which successive ones (marks, pulses) are of alter[...]

Glossary GL-3 3162-A2-GB20-30 March 1999 Channel Service Unit. A device that connects service user equipment such as a DSU to the local digital telephone loop, protects the line from damage, and regenerates the signal. Control branch of the CSU menu tree. Clear T o Send. A signal indicating that the device is ready for the DTE to transmit data. Usu[...]

Glossary GL-4 3162-A2-GB20-30 March 1999 Data Set Ready . A signal from the modem to the DTE that indicates the modem is turned ON and connected to the DTE. Data Service Unit. Data communications equipment that provides timing, signal regeneration, and an interface to data terminal equipment. A subrate DSU/CSU is normally referred to as a DSU. Digi[...]

Glossary GL-5 3162-A2-GB20-30 March 1999 One identifiable group of bits that includes a sequence of bits for control, framing, etc. A high-speed connection-oriented packet switching W AN protocol using variable-length frames. A technique that separates bits into identifiable groups. An extension to MIB II that defines additional objects for control[...]

Glossary GL-6 3162-A2-GB20-30 March 1999 Line LoopBack. A test in which the received signal on the network interface is looped back to the network without change. Loss of Frame. Occurs when a DS1 terminal is unable to synchronize on the DS1 signal for some interval. Loss Of Frame Count. The number of LOFs declared. A test that verifies a device’s[...]

Glossary GL-7 3162-A2-GB20-30 March 1999 Performance Report Branch of the CSU menu tree. Payload Loopback. Loopback mode that loops the information received on the T1 network interface back to the network after it has passed through receive and transmit framing section. An access point for data entry or exit. The power input connector on the CSU. A[...]

Glossary GL-8 3162-A2-GB20-30 March 1999 Receive. T o obtain transmitted signals. Receive Clock. V .24 circuit 1 15. Received Data. Pin 3 of the EIA-232 interface that is used by the DTE to receive data from the modem. Conversely , the modem uses Pin 3 to transmit data to the DTE. Shared Diagnostic Control Panel. A feature that allows carrier-mount[...]

Glossary GL-9 3162-A2-GB20-30 March 1999 An ITU-T standard for a low-speed, 25-position, DCE/DTE interface. An ITU-T standard for a high-speed, 34-position, DCE/DTE interface. An ITU-T standard for local and remote diagnostic loopback tests. An ITU-T standard for a data channel loopback (DCLB). An ITU-T standard for a data terminal loopback (DTLB).[...]

Glossary GL-10 3162-A2-GB20-30 March 1999 This page intentionally left blank.[...]

IN-1 3162-A2-GB20-30 March 1999 Index A abort lamp test, 4-24 loopback, 4-21 test patterns, 4-24 ac power module, 1-4, B-1 Active configuration area, 3-12 addressing. See IP (Internet Protocol) addressing agent, SNMP , 1-2 AIS (Alarm Indication Signal) condition ASCII terminal/printer message, 4-8 Device Health and Status message, 4-3 front panel L[...]

Index IN-2 3162-A2-GB20-30 March 1999 configuration options procedure for changing, 3-12 tables Alarm, C-24 Cross Connect, C-1 1 DTE Interface, C-4 General, C-15 Management and Communication, C-26 Network Interface, C-2 Port, C-6 User Interface, C-17 worksheets, C-34 connectors, rear panel cabling examples, 2-5 functional description, 1-4 physical [...]

Index IN-3 3162-A2-GB20-30 March 1999 L lamp test, 4-24 LAN Adapter , 1-2, 1-4, 2-3, 2-4, 3-17, F-1 LEDs, front panel during power-up self-test, 2-6 functional description, 3-1 lamp test, 4-24 physical description, 1-3 line coding, C-4 line equalization, C-4 line loopback (LLB), 4-17 link layer protocol, 3-16, 3-19 link trap, 4-9 LOF (Loss Of Frame[...]

Index IN-4 3162-A2-GB20-30 March 1999 P pattern tests, 4-22 payload loopback (PLB), 4-18 PBX applications, 2-2 PDV (Pulse Density Violation) condition, 3-3 performance reporting, 4-4, C-9 physical description of DSU/CSU, 1-3, B-2 pin assignments, D-1– D-14 Point-to-Point Protocol (PPP) procedure for configuring, 3-19 used with SNMP system, 1-2, 2[...]

Index IN-5 3162-A2-GB20-30 March 1999 T technical specifications, B-1 T elnet access configuration options examples of use, 3-16 option table, C-26 option worksheet, C-42 connection examples, 2-3 functional description, 1-2 terminal interface, 3-5 test commands, 4-14 front panel LED indications, 3-2 lamp test, 4-24 local loopback, 4-16 abort, 4-21 [...]