Paradyne 3164 инструкция обслуживания

ACCULINK  3160, 3161, 3164, AND 3165 DSU/CSU OPERA T OR’S GUIDE Document No. 3160-A2-GB21-80 March 1999[...]

Printed on recycled paper A 3160-A2-GB21-80 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 3160-A2-GB21-70 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 (when not powered by the optional direct feed cable) is intended to be used with a 3-wire grounding type plug – a plug which has a grounding pin[...]

Important Information C 3160-A2-GB21-80 March 1999 Direct Feed Power Supply W arning ! W ARNING: When energizing this product with the supplied direct feed power cable, connect only to a SEL V (Safety Extra Low V oltage) power source with a maximum available output of less than 240 V A. Power configurations which utilize the direct feed cable to en[...]

Important Information D 3160-A2-GB21-70 March 1999 Government Requirements and Equipment Return Certain governments require that instructions pertaining to CSU and modem 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 [...]

Important Information E 3160-A2-GB21-80 March 1999 6. If you experience trouble with this equipment, please contact your sales or service representative (as appropriate) for repair or warranty information. If the product needs to be returned to the company service center for repair , contact them directly for return instructions using one of the fo[...]

i 3160-A2-GB21-80 March 1999 Contents About This Guide  Document Purpose and Intended Audience vii . . . . . . . . . . . . . . . . . . . . . . . . .  Document Summary vii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Product-Related Documents viii . . . . . . . . . . . . . . . . . . . . . . . . [...]

Contents ii 3160-A2-GB21-80 March 1999 3 Operation  Overview 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Using the Front Panel 3-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . LCD 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . [...]

Contents iii 3160-A2-GB21-80 March 1999  Acquiring/Releasing the User Interface 3-51 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Acquiring the Active User Interface 3-52 . . . . . . . . . . . . . . . . . . . . . . . . . . . . Releasing the Active User Interface 3-53 . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Enabli[...]

Contents iv 3160-A2-GB21-80 March 1999  T est Patterns 4-30 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Sending T est Patterns 4-31 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Monitoring T est Patterns 4-33 . . . . . . . . . . . . . . . . . . . . . . . [...]

Contents v 3160-A2-GB21-80 March 1999 D Pin Assignments  Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  T1 Network Interface D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  DTE Drop/Insert Interface D-3 . . . . . . . . . [...]

Contents vi 3160-A2-GB21-80 March 1999 F IP Network Addr essing Scenarios  Overview F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Scenario 1 F-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  Scenario 2 F-3 . . . .[...]

vii 3160-A2-GB21-80 March 1999 About This Guide Document Purpose and Intended Audience This operator ’s guide contains installation, operation, and maintenance information for the ACCULINK 3160, 3161, 3164, or 3165 Data Service Unit (DSU)/Channel Service Unit (CSU). It is designed for installers and users of DSU/CSUs familiar with the operation o[...]

About This Guide viii 3160-A2-GB21-80 March 1999 Section Description Appendix D Pin Assignments . Shows the pin assignments for connectors and cables. Appendix E SNMP MIB Objects . Describes the MIB objects supported by the DSU/CSUs. Appendix F Network Addressing Scenarios . Provides sample IP addressing schemes. Appendix G Front Panel Emulation . [...]

About This Guide ix 3160-A2-GB21-80 March 1999 Refer ence Documents  A T&T T echnical Reference 54016  A T&T T echnical Reference 6241 1  ANSI T1.403-1989  Industry Canada CS-03  CSA-22.2 No. 950  Industry Canada (ICES)-003  FCC Part 15  FCC Part 68  UL 1950  Management Information Base for Network Management o[...]

About This Guide x 3160-A2-GB21-80 March 1999 This page intentionally left blank.[...]

1-1 3160-A2-GB21-80 March 1999 Intr oduction 1 Overview The ACCULINK R 316x 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 netw[...]

Introduction 1-2 3160-A2-GB21-80 March 1999  Integral modem for standalone DSU/CSUs.  Asynchronous (async) terminal interface support.  T elnet access for remote async terminal operations.  Network management provided through industry-standard Simple Network Management Protocol (SNMP). DTE Dr op/Insert (DSX-1) Interface The DTE Drop/Ins[...]

Introduction 1-3 3160-A2-GB21-80 March 1999 SNMP Management Support SNMP is a network management protocol that is used to monitor network performance and status, and to report alarms (i.e., traps). T o function, SNMP requires a manager consisting of a software program housed within a workstation or PC; an agent consisting of a software program hous[...]

Introduction 1-4 3160-A2-GB21-80 March 1999 F1 F2 F3 OK F AIL TEST SIG OOF ALRM NETWORK RXD EER SIG ALRM PDV OOF BPV LCD 3160 ACCULINK In Out In Out In Out NET MON EQPT DTR TXD CTS RTS 496-14936 Figure 1-1. 3160 DSU/CSU Front Panel F1 F2 F3 OK F AIL TEST SIG OOF ALRM NETWORK RXD EER SIG ALRM PDV OOF BPV LCD 3164 ACCULINK In Out In Out In Out NET MO[...]

Introduction 1-5 3160-A2-GB21-80 March 1999 F1 F2 F3 OK F AIL TEST SIG OOF ALRM NETWORK RXD EER LCD 3165 ACCULINK In Out NET MON DTR TXD CTS RTS 495-14567-01 PORT Figure 1-3. 3165 DSU/CSU Front Panel Standalone DSU/CSU Rear Panel The standalone DSU/CSU rear panel contains the connectors required for the operation of the DSU/CSU ( Figures 1-4 , 1-5 [...]

Introduction 1-6 3160-A2-GB21-80 March 1999 494-14564 PORT 2 PORT 1 CLOCK IN PORT 4 PORT 3 AUX PORT COM PORT MODEM DTE POWER NETWORK CAUTION: AUX PORT OR COM POR T MUST NOT BE CONNECTED TO PSTN OR T1 NETWORK NEC CLASS 2 INPUT Figure 1-5. 3164 DSU/CSU Rear Panel 495-14565-01 PORT 1 COM PORT MODEM POWER NETWORK CAUTION: AUX PORT OR COM POR T MUST NOT[...]

Introduction 1-7 3160-A2-GB21-80 March 1999 T able 1-1. Standalone DSU/CSU Rear Panel Connectors Name Function POWER Supplies power to the DSU/CSU by providing an attachment for the ac power module or the optional dc power cable (+24 or – 48 Vdc). AUX PORT Supports SNMP LAN Adapter or daisy-chain connections. COM PORT Provides access to a locally[...]

Introduction 1-8 3160-A2-GB21-80 March 1999 This page intentionally left blank.[...]

2-1 3160-A2-GB21-80 March 1999 Installation 2 Overview This chapter contains information for installing your standalone DSU/CSU. It includes application examples, cabling, and power-up information. NOTE: Installation instructions for the carrier-mounted DSU/CSU are located in the ACCULINK 3151 CSU and 3161 DSU/CSU General Information Guide and the [...]

Installation 2-2 3160-A2-GB21-80 March 1999 NETWORK 496-15003-01 DSU/CSU DSU/CSU LAN ROUTER LAN ROUTER Figure 2-1. Point-to-Point Application Example NETWORK SERVICES PBX LAN ROUTER 496-15004-01 DSU/CSU Figure 2-2. Shared Access Application Example FRACTIONAL NETWORK LAN ROUTER LAN ROUTER LAN ROUTER 496-15005-01 LAN ROUTER DSU/CSU DSU/CSU DSU/CSU F[...]

Installation 2-3 3160-A2-GB21-80 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 3160-A2-GB21-80 March 1999 NETWORK LAN ROUTER ETHERNET PPP 496-15008-01 LAN ADAPTER DSU/CSU Figure 2-6. Connection through a LAN Adapter LAN ROUTER ETHERNET PPP 496-15009-01 LAN ADAPTER PPP PPP NETWORK DSU/CSU DSU/CSU DSU/CSU Figure 2-7. LAN Adapter and Daisy Chaining LAN ROUTER ETHERNET FDL/EDL PPP 496-15010-01 NETWORK LAN ADAPTER[...]

496-15104 Installation 2-5 3160-A2-GB21-80 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 Important Safety Instructions at the beginning of this guide. ! HANDLING PRECAUTIONS FOR ST A TIC-SENSITIVE DEVICES [...]

Installation 2-6 3160-A2-GB21-80 March 1999 1 2 3 4 5 6 BLACK RED GREEN WHITE ORANGE BLUE GROUND + 24 VDC RETURN + 24 VDC SOURCE 99-14298-02 X X X DSU/CSU POWER PLUG TO CUST OMER-SUPPLIED BA TTERY Figure 2-9. +24 Vdc Power Supply Pinouts Installing the Single –  48 Vdc Power Supply T o install the DSU/CSU using a single source – 48 Vdc SEL V[...]

Installation 2-7 3160-A2-GB21-80 March 1999 Installing the Redundant –  48 Vdc Power Supply T o install the DSU/CSU using a redundant – 48 Vdc SEL V power supply , refer to Figure 2-1 1 and use the following procedure.  Procedur e T o install the redundant – 48 Vdc power supply: 1. Connect the black wire to the – 48 Vdc return source [...]

Installation 2-8 3160-A2-GB21-80 March 1999 Cabling Examples The DSU/CSU is supplied with an ac power module and a VF cable for the integral modem. Optional cables are described in Appendix D, Pin Assignments . Figure 2-12 illustrates some cabling examples. POWER PORT 2 PORT 1 AUX COM DSX-1 MODEM EXT CLK NET MODEM OR OR SNMP MANAGER PC PORT 2 PORT [...]

Installation 2-9 3160-A2-GB21-80 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[...]

Installation 2-10 3160-A2-GB21-80 March 1999 If the self-test fails, the Failed screen appears for five seconds. The Fail LED lights, and an eight-digit failure code ( xxxxxxxx ) is displayed for use by service personnel to determine the cause of the self-test failure. The DSU/CSU continues to try to operate. If you are in doubt about the results o[...]

3-1 3160-A2-GB21-80 March 1999 Operation 3 Overview This chapter contains information for operating your DSU/CSU. It includes a description of the front panel and sample procedures for configuring the DSU/CSU. NOTE: Additional information for the carrier-mounted DSU/CSU is located in the ACCULINK 3151 CSU and 3161 DSU/CSU General Information Guide [...]

Operation 3-2 3160-A2-GB21-80 March 1999 F1 F2 F3 OK F AIL TEST SIG OOF ALRM NETWORK RXD EER SIG ALRM PDV OOF BPV LCD 3160 ACCULINK In Out In Out In Out NET MON EQPT DTR TXD CTS RTS 496-14936 Figure 3-1. Standalone DSU/CSU Front Panel LCD The LCD (Figure 3-2) displays two types of data:  Messages such as alarms, command/test completion, and acti[...]

Operation 3-3 3160-A2-GB21-80 March 1999 Keypad The 7-button keypad (Figure 3-3) enables you to navigate through the menu tree and select choices presented on the second line of the LCD. F1 F2 F3 Figure 3-3. Keypad Use the key to move up the menu. F1 F2 F3 Use the key to exit any part of the menu in which you may be operating. Y ou immediately retu[...]

Operation 3-4 3160-A2-GB21-80 March 1999 The scroll keys ( and ) serve one of two functions, depending on whether a menu screen or a data entry screen appears on the front panel. For data entry screens, the key scrolls one character to the left while the key scrolls one character to the right. For menu screens, the key scrolls to the previous menu [...]

Operation 3-5 3160-A2-GB21-80 March 1999 LEDs There are twelve LEDs on the DSU/CSU front panel. The five LEDs on the right (Figure 3-5) are shared between the DTE Drop/Insert (DSX-1) interface and the data ports. Refer to Selecting the DTE Drop/Insert or Data Port for LED Display on page 3-12 to choose which port’s status the LEDs display . NOTE:[...]

Operation 3-6 3160-A2-GB21-80 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 AST BLINK : The c[...]

Operation 3-7 3160-A2-GB21-80 March 1999 T able 3-2. Network Interface LEDs (2 of 2) Name Meaning Color ALRM Y ellow Indicates whether an alarm condition exists on the received network signal. ON : An alarm condition (LOS, LOF , EER, Y ellow , AIS) exists on the received network signal. Use the Device Health and Status command to determine the alar[...]

Operation 3-8 3160-A2-GB21-80 March 1999 T able 3-3. DTE Dr op/Insert (DSX-1) Interface LEDs (2 of 2) Name Meaning Color ALRM Y ellow Indicates whether an alarm condition exists on the received DTE Drop/Insert (DSX-1) signal. ON : An alarm condition (LOS, LOF , EER, Y ellow , AIS) exists on the received DTE Drop/Insert (DSX-1) signal. Use the Devic[...]

Operation 3-9 3160-A2-GB21-80 March 1999 T able 3-4. Data Port LEDs (2 of 2) Name Meaning Color RXD Y ellow Monitors activity on interchange circuit BB (CCITT 104) – Received Data. This is data sent to the synchronous data DTE from the data port on the DSU/CSU. ON : Ones are being sent to the synchronous data DTE. OFF : Zeros are being sent to th[...]

Operation 3-10 3160-A2-GB21-80 March 1999 3. Select ID. F1 Status: TStat LED ID F2 F3 4. The following screens appear in the order listed each time you press the key . F1 Identity: Ser= xxxxxxx F2 F3 F1 Identity: Mod= xxxx - xx - xxx F2 F3 F1 Identity: Cust ID= xxxxxxxx F2 F3 F1 Identity: SRev= xx . xx . xx F2 F3 F1 Identity: CCA1= xxxx - xxx F2 F3[...]

Operation 3-1 1 3160-A2-GB21-80 March 1999 Setting Customer Identification The customer identification is the only identity number you can change. It is used to uniquely identify the DSU/CSU.  Procedur e T o change the customer identification (CID): 1. From the top-level menu, press the key until the Ctrl selection appears on the screen. 2. Sele[...]

Operation 3-12 3160-A2-GB21-80 March 1999 Selecting the DTE Dr op/Insert or Data Port for LED Display Use the LED command on the Control branch to select which port’s (DTE Drop/Insert or data port) status appears on the five shared LEDs on the front panel.  Procedur e T o select a port for LED display: 1. From the top-level menu screen, press [...]

Operation 3-13 3160-A2-GB21-80 March 1999 Displaying LED Conditions The same conditions monitored by the front panel LEDs can also be monitored by the LED command. This command is most useful when the DSU/CSU is being accessed remotely (see Appendix G, Front Panel Emulation ). When using Front Panel Emulation, no LEDs are shown on the PC’s screen[...]

Operation 3-14 3160-A2-GB21-80 March 1999 If you chose a port, the Port n LEDs screen lists the LED signals, two at a time, on the second line. A vertical bar at the left of the LED name indicates the condition is ON, while an underscore indicates the condition is Off. F1 Port n LEDs: _DTR _TXD F2 F3 5. Use the and keys to scroll LED names onto the[...]

Operation 3-15 3160-A2-GB21-80 March 1999 The configuration options are divided into functional groups. Appendix C contains a list of the configuration options and defaults. These groups are:  DTE (DSX-1) Interface  Port  Network Interface  Channel  General  User Interface  Alarm  General Management  Management T rap The [...]

Operation 3-16 3160-A2-GB21-80 March 1999 Displaying/Editing Configuration Options  Procedur e T o display/edit configuration options: 1. From the top-level menu screen, select Cnfig. F1 D S U E S F Stat T est Cnfig F2 F3 2. Select the configuration option set to be copied into the Edit area by using the appropriate Function key . Use the scroll[...]

Operation 3-17 3160-A2-GB21-80 March 1999 F1 NET Framing: ESF Next D4 ESF F2 F3 5. Press the appropriate Function key to choose another value. Use the scroll keys, if necessary . 6. Use the Save procedure to save your changes to the Active or Customer area. Saving Edit Changes Save edit changes to the Active area when you want those changes to take[...]

Operation 3-18 3160-A2-GB21-80 March 1999 Selecting/Copying to a Specific Port For the DSU/CSU, you have the capability of selecting a specific port to configure, and then (for 2-port and 4-port DSU/CSUs) copying the configuration options from that port to another port (or to all ports). NOTE: The following procedure is an example only . Screen dis[...]

Operation 3-19 3160-A2-GB21-80 March 1999 " Procedur e T o copy the configuration options to one or all ports: 1. From the Port Select screen, select Copy . F1 Port Select: Copy Prt1 Prt2 F2 F3 2. Select the port from which you want to copy the configuration options using the corresponding Function key . F1 Copy From: Prt1 Prt2 Prt3 F2 F3 3. S[...]

Operation 3-20 3160-A2-GB21-80 March 1999 H For SNMP links, configure the device to send traps to the SNMP manager , if desired. H Specify the T elnet password or SNMP validation options, if desired (see Appendix C, Configuration Options ). Selecting the Port The SNMP manager , T elnet device, or network device (e.g., a router) can be directly conn[...]

Operation 3-21 3160-A2-GB21-80 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 Scenarios ). 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 3-22 3160-A2-GB21-80 March 1999 8. Press F2 (Edit) to edit the IP address. Y ou have the option of using F3 (Clear) to reset the IP address to the factory default 000.000.000.000 . F1 Com IP Adr: Next Edit Clear F2 F3 9. Use the and keys to position the cursor under the digit you want to change. Press F1 (Up) to increment the digit or F2 [...]

Operation 3-23 3160-A2-GB21-80 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 3-24 3160-A2-GB21-80 March 1999 5. Select Mgmt. F1 Edit: User Alarm Mgmt F2 F3 6. From the Mgmt Config screen, select Gen. F1 Mgmt Config: Gen T rap F2 F3 7. Press F1 (Next) until the Com Link configuration option appears. 8. Press F2 (PPP) or F3 (SLIP). F1 Com Link: Next PPP SLIP F2 F3 Specifying the Community Name(s) and Access T ype(s)[...]

Operation 3-25 3160-A2-GB21-80 March 1999 5. Select Mgmt. F1 Edit: User Alarm Mgmt F2 F3 6. From the Mgmt Config screen, select Gen. F1 Mgmt Config: Gen T rap F2 F3 7. Press F1 (Next) until the CommunityName1 configuration option appears. 8. Press F2 (Edit) to edit the community name. F1 CommunityName1: Next Edit Clear F2 F3 NOTE: Steps 9 and 10 de[...]

Operation 3-26 3160-A2-GB21-80 March 1999 12. Press F2 (Read) or F3 (R/W). F1 Access 1: Next Read R/W F2 F3 The Read selection allows read-only access (SNMP “Get”) to the accessible objects in the MIB when community name 1 is used. The R/W selection allows Read/W rite access (SNMP “Get” and “Set”) to the objects in the MIB. Write access[...]

Operation 3-27 3160-A2-GB21-80 March 1999 7. Press F2 (Enab) to enable trap messages over the SNMP management link. F1 SNMP Trap: Next Enab Disab F2 F3 Selecting the Number of T rap Managers If you intend to issue traps to an SNMP manager(s) from this device, you must specify the number of SNMP managers that are to receive the traps.  Procedur e[...]

Operation 3-28 3160-A2-GB21-80 March 1999 Configuring a Destination for SNMP T raps A destination must be configured for each SNMP trap manager specified. This configuration option is displayed for the number of trap managers specified by the Number of T rap Managers configuration option.  Procedur e T o configure an IP address for the SNMP trap[...]

Operation 3-29 3160-A2-GB21-80 March 1999 Configuring DS0 Channels The DSU/CSU provides channel 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 interface. [...]

Operation 3-30 3160-A2-GB21-80 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 PRT 3 PRT 4 PORTS DTE DROP/INSERT (DSX-1) INTERF ACE NETWORK INTERF ACE 496-14907-01 Figure 3-6. Example of Channel Allo[...]

Operation 3-31 3160-A2-GB21-80 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 Prt3 N18 Prt2 N19 Prt2 N20 Prt2 N21 Prt2 N22 Prt2 N23 Prt2 N24 Prt3 Allocations D1 – D24 indicates allocation to DTE Drop/Insert (DSX-1) channels. Prt1[...]

Operation 3-32 3160-A2-GB21-80 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 Allocations N1 – N24 indicates allocation to network channels. Figure 3-8. Example of Interface W orksheet[...]

Operation 3-33 3160-A2-GB21-80 March 1999 DTE Chan Config Assign: (N1 – 24) V oice (RBS or Data) D1 N1 RBS D2 N2 RBS D3 N3 RBS D4 N4 RBS D5 N5 Data D6 D7 D8 D9 N9 RBS D10 N10 RBS D1 1 N1 1 Data D12 N12 Data D13 D14 D15 N13 Data D16 D17 D18 D19 D20 D21 D22 D23 D24 Figure 3-9. Example of RBS Information W orksheet[...]

Operation 3-34 3160-A2-GB21-80 March 1999 Port Chan Conf Options V alue Assign T o NET , DTE, Prt2, Prt3, Prt4 Assign By Block, ACAMI, Chan 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, 1 12, 168, 224, 280, 336, 392, 448, 5[...]

Operation 3-35 3160-A2-GB21-80 March 1999 Port Chan Conf Options V alue Assign T o NET , DTE, Prt1, Prt2, Prt4 Assign By Block, ACAMI, Chan 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, 1 12, 168, 224, 280, 336, 392, 448, 5[...]

Operation 3-36 3160-A2-GB21-80 March 1999 NOTE: The following procedures are examples only . Screen displays may vary depending on the model and configuration of the DSU/CSU. Displaying DS0 Channel Assignments Use the Display command (in the Channel Configuration branch) to view how the DS0 channels are currently allocated. Line 1 of the display sh[...]

Operation 3-37 3160-A2-GB21-80 March 1999 6. From the Channel Config screen, select Dsply . F1 Channel Config: Dsply Clear DTE F2 F3 7. From the Display Chan screen, select NET to display the channels allocated to the network interface. Or , select DTE to display the channels allocated to the DTE Drop/Insert (DSX-1) interface. F1 Display Chan: NET [...]

Operation 3-38 3160-A2-GB21-80 March 1999 Allocating Data Ports By using the configuration options, assign a specific port to DS0 channels on either the network interface or the DTE Drop/Insert (DSX-1) interface. The following methods are available to assign DS0 channels to the port:  Block – Allows a block of contiguous channels to be assigne[...]

Operation 3-39 3160-A2-GB21-80 March 1999  Procedur e T o select the data port: 1. From the top-level menu screen, select Cnfig. 2. Select the configuration option set to be copied into the Edit area by using the appropriate Function key . Use the scroll keys, if necessary . 3. Select Edit. 4. From the Edit screen, press the key until the Chan s[...]

Operation 3-40 3160-A2-GB21-80 March 1999 Block or ACAMI Assignment Method The Assign By configuration option screen appears after you select a port.  Procedur e T o assign by the block or ACAMI method: 1. Press F2 for Block or F3 for ACAMI. F1 Assign By: Next Block ACAMI F2 F3 or F1 Assign By: Next Block ACAMI F2 F3 2. Press F1 (Next) to displa[...]

Operation 3-41 3160-A2-GB21-80 March 1999 4. The Start At screen displays the configuration option used to select the starting DS0 channel. If the destination selected is the network interface, then the network channels appear on the screen. If the destination selected is the DTE Drop/Insert (DSX-1) interface, then these channels appear on the scre[...]

Operation 3-42 3160-A2-GB21-80 March 1999 4. Line 1 displays the 24 channels for the network interface or the DTE Drop/Insert (DSX-1) interface, depending on which destination was chosen. This example assumes that the network is the destination. Line 2 displays what is allocated to the DS0 channel shown in Line 1. Pressing the or key scrolls the ch[...]

Operation 3-43 3160-A2-GB21-80 March 1999 6. From the Channel Config screen, select DTE. F1 Channel Config: Dsply Clear DTE F2 F3 7. From the DTE Channels screen, press F1 to select Assign. F1 DTE Channels: Assign V oice F2 F3 8. Press the Function key below the network channel desired. Each time that you press the Function key , the DTE channel nu[...]

Operation 3-44 3160-A2-GB21-80 March 1999 2. From the DTE Channels screen, press F2 to select V oice. F1 DTE Channels: Assign V oice F2 F3 3. Line 1 displays the 24 DS0 channels for the DTE Drop/Insert (DSX-1) interface. Pressing the or key scrolls the channels onto the screen in groups of three. Line 2 displays whether the DS0 channel in Line 1 is[...]

Operation 3-45 3160-A2-GB21-80 March 1999 6. From the Channel Config screen, select Clear . F1 Channel Config: Dsply Clear DTE F2 F3 7. From the Clear Channel screen, select NET to clear all DS0 channels assigned to the network interface. Or , select DTE to clear all DS0 channels assigned to the DTE Drop/Insert (DSX-1) interface. Or , select a port[...]

Operation 3-46 3160-A2-GB21-80 March 1999 The clock source configuration options enable you to select either the network interface, a synchronous data port, the internal clock, the DTE Drop/Insert (DSX-1) interface, or an external clock. If external clocking is selected, you must use the clock rate configuration option to specify the clock rate. Fi[...]

Operation 3-47 3160-A2-GB21-80 March 1999 Configuring for Network Timing  Procedur e T o configure for network timing: 1. From the top-level menu screen, select Cnfig. 2. Select the configuration option set to be copied into the Edit area by using the appropriate Function key . Use the scroll keys, if necessary . 3. Select Edit. 4. From the Edit[...]

Operation 3-48 3160-A2-GB21-80 March 1999 5. Select Gen. F1 Edit: NET Chan Gen F2 F3 6. Press F1 (Next) to display the next configuration option (Clock Src). 7. Select the master clock source. For external, press the key until the Ext selection appears on the screen. 8. Select Ext (external timing). F1 Clock Src:Ext Prt1 Int Ext F2 F3 9. Select the[...]

Operation 3-49 3160-A2-GB21-80 March 1999 4. From the Edit screen, press the key until the User selection appears on the screen. 5. Select User . F1 Edit: Chan Gen User F2 F3 6. Press F1 (Next) until the Password configuration option appears. 7. Select port(s) to receive access security (None, Com, Modem, or Both). Use the scroll keys, if necessary[...]

Operation 3-50 3160-A2-GB21-80 March 1999 5. Use the and keys to position the cursor under the desired character . Y ou must enter a character before the moves the cursor to the next space to the right. F1 Passwd: x xxxxxxx Up Down Save F2 F3 6. Enter the desired password. Press F1 (Up) and F2 (Down) to scroll up and down through the valid characte[...]

Operation 3-51 3160-A2-GB21-80 March 1999 " Procedur e T o enter a password: 1. Use the and keys to position the cursor under the desired character . Y ou must enter a character before the key moves the cursor to the next space to the right. The key is not destructive. F1 Passwd: xxxxxxxx Up Down Done F2 F3 2. Enter the required password. Pres[...]

Operation 3-52 3160-A2-GB21-80 March 1999 Acquiring the Active User Interface T o acquire the active user interface, press any key . If you are using the PC interface, use the mouse to click on the desired Function key . The top-level menu screen appears on the active user interface, regardless of what screen was displayed at the previous active us[...]

Operation 3-53 3160-A2-GB21-80 March 1999 Releasing the Active User Interface T o release the current active user interface, either allow five minutes to elapse without pressing any key or use the Release command.  Procedur e T o use the Release command: 1. From the top-level menu screen, press the key until the Ctrl selection appears on the scr[...]

Operation 3-54 3160-A2-GB21-80 March 1999 Enabling/Disabling the Fr ont Panel Y ou can enable or disable the display of information on the front panel. This feature is useful for ensuring that other users do not inadvertently change the device’s configuration options while you are using an external device (e.g., a PC or async terminal). The facto[...]

Operation 3-55 3160-A2-GB21-80 March 1999 Using the Integral Modem in Standalone DSU/CSUs The standalone DSU/CSU’ s integral modem enables your DSU/CSU to communicate with remote devices to display alarm messages or to function as the user interface. The carrier-mounted DSU/CSU does not have an integral modem. The Call command, available from the[...]

Operation 3-56 3160-A2-GB21-80 March 1999 4. From the Call Setup screen, select ChDir . F1 Call Setup: Pass Dial ChDir F2 F3 The Directory 1 displays first, along with its phone number if one has been entered. 5. Press F1 (Next) to display the next directory (2, in this case). Press F2 (Previous) to display the previous directory (A, in this case).[...]

Operation 3-57 3160-A2-GB21-80 March 1999 T able 3-6. V alid Phone Number Characters V alid Characters Meaning Restrictions 0 to 9 DTMF or pulse digits — * # DTMF digits — P Selects Pulse dialing Pulse or T one must be specified, otherwise T one is the default. This must be the first character in the string, unless the first character is B. The[...]

Operation 3-58 3160-A2-GB21-80 March 1999  Procedur e T o initiate front panel pass-through at the near-end DSU/CSU: 1. From the top-level menu screen, press the key until the Ctrl selection appears on the screen. 2. Select Ctrl. 3. From the Control screen, select Call. F1 Control: Call Rel LED F2 F3 4. From the Call Setup screen, select Pass. F[...]

Operation 3-59 3160-A2-GB21-80 March 1999 Initiating a Call for PC, ASCII T erminal/Printer , or SNMP Operation Use the Dial command to set up a semipermanent connection to route alarm messages to the specified destination. The Dial command initiates a call through the integral modem to a printer , ASCII terminal, or PC.  Procedur e T o initiate[...]

Operation 3-60 3160-A2-GB21-80 March 1999 Disconnecting the Modem Connection The Disconnect command enables you to force a disconnect of an active modem connection from the front panel of the DSU/CSU. This command is only available when the DSU/CSU modem is connected. Disconnect methods include: H Using the Disconnect command via the front panel me[...]

Operation 3-61 3160-A2-GB21-80 March 1999  Procedur e T o disconnect a modem connection using two front panel keys: 1. Press the and keys simultaneously and hold for two seconds. F1 Call Setup: Disc ChDir F2 F3 The modem call is disconnected and the Command Complete screen appears. Enabling the Communication Port for Carrier -Mounted DSU/CSUs Co[...]

Operation 3-62 3160-A2-GB21-80 March 1999 6. Press F1 (Next) until the Com Port configuration option appears. 7. Select Enab to enable the COM port for the carrier-mounted DSU/CSU. F1 C o m P o r t : Next Enab Disab F2 F3 The carrier COM port provides the following functionality:  If configured for ASCII, only one ASCII device may be used for th[...]

Operation 3-63 3160-A2-GB21-80 March 1999 T able 3-7. Control Sequence Sequence ASCII HEX ^A or ^a SOH 0x01 ^B or ^b STX 0x02 ^C or ^c ETX 0x03 ^D or ^d EOT 0x04 ^E or ^e ENQ 0x05 ^F or ^f ACK 0x06 ^G or ^g BEL 0x07 ^H or ^h BS 0x08 ^I or ^i HT 0x09 ^J or ^j LF or NL 0x0A ^K or ^k VT 0x0B ^L or ^l FF or NP 0x0C ^M or ^m CR 0x0D ^N or ^n SO 0x0E ^O [...]

Operation 3-64 3160-A2-GB21-80 March 1999 Deactivating the Alarm Relay for Carrier -Mounted DSU/CSUs The Alarm Cut-off command forces a deactivation of the alarm relay on the 3000 Series Carrier during an alarm condition. Since this function only affects the 3000 Series Carrier , it is only available for carrier-mounted DSU/CSUs. The alarm relay fu[...]

Operation 3-65 3160-A2-GB21-80 March 1999 Resetting the DSU/CSU Use the Reset command to perform a power-on reset of the DSU/CSU.  Procedur e T o reset the DSU/CSU: 1. From the top-level menu screen, press the key until the Ctrl selection appears on the screen. 2. Select Ctrl. 3. From the Control screen, press the key until the Reset selection a[...]

Operation 3-66 3160-A2-GB21-80 March 1999 This page intentionally left blank.[...]

Operation 3-67 3160-A2-GB21-80 March 1999 User Interface Access Security for Standalone DSU/CSUs NOTE: This page of the manual is self-supporting and can be removed to prevent unwanted knowledge of the security access levels and their selection. The user interface access security option allows you to limit access to the DSU/CSU to display-only and [...]

Operation 3-68 3160-A2-GB21-80 March 1999 Changing User Interface Access Security  Procedur e T o change user interface access security: 1. Press the key two times from the top-level screen. F1 D S U E S F Stat T est Cnfig F2 F3 2. Press the key three times. F1 D S U E S F Stat T est Cnfig F2 F3 3. Press the key once. F1 D S U E S F Stat T est C[...]

4-1 3160-A2-GB21-80 March 1999 Maintenance 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 Health Use the Self-T est Health command to display the results of the power-up self-test. Possible messages are listed in[...]

Maintenance 4-2 3160-A2-GB21-80 March 1999 3. View the results of the last power-up self-test. If no problems were found during power-up, the following message appears. F1 ST est Health: Passed F2 F3 T able 4-1. Self-T est Health Messages Message Description Passed No problems were found during power-up. CPU fail The central processing unit failed [...]

Maintenance 4-3 3160-A2-GB21-80 March 1999 Device Health and Status Use the Device Health and Status branch to view 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 device health and status: 1. From the top-level menu screen, select Stat. 2. From the Status screen[...]

Maintenance 4-4 3160-A2-GB21-80 March 1999 T able 4-2. Device Health and Status Messages (1 of 2) Message Description LOS at Net A Loss Of Signal condition (175 consecutive zeros) has been detected on the network interface. The condition is cleared when the density of ones to zeros received is 12.5%. LOS at DTE A Loss Of Signal condition (175 conse[...]

Maintenance 4-5 3160-A2-GB21-80 March 1999 T able 4-2. Device Health and Status Messages (2 of 2) Message Description T est in progress A test is currently active. Select T stat (in the Stat branch) to display more test information. Modem Connected The integral modem is currently connected. This message is only displayed for standalone DSU/CSUs. Ma[...]

Maintenance 4-6 3160-A2-GB21-80 March 1999  Procedur e T o display User Network Interface (User) performance: 1. From the top-level menu screen, select Stat. 2. From the Status screen, select Perf. F1 Status: DevHS ST est Perf F2 F3 3. Select User registers. F1 Performance: T elco User Prt1 F2 F3 4. From the User Registers screen, press F1 to vi[...]

Maintenance 4-7 3160-A2-GB21-80 March 1999 6. When you press F2 from the User Registers screen, the User registers for the 24-hour total interval appear . F1 User 24 Hour: VldIntvl = xx F2 F3 7. When you press F3 from the User Registers screen, the interval screen appears. Use this screen to choose the specific 15-minute interval. F1 User Intvl: 0 [...]

Maintenance 4-8 3160-A2-GB21-80 March 1999  Procedur e T o clear the performance registers: 1. From the top-level menu screen, press the key until the Ctrl selection appears on the screen. 2. Select Ctrl. 3. From the Control screen, press the key until the ClrReg selection appears on the screen. 4. Select ClrReg. F1 Control: Rel LED ClrReg F2 F3[...]

Maintenance 4-9 3160-A2-GB21-80 March 1999 T able 4-3. Performance Registers (2 of 3) Register T otals Description Interval Description VldIntvl N/A V alid interval total. Records the number of valid 15-minute intervals in the previous x hours, where x is 24 hours for aggregate performance and 8 hours for port performance. This register is not vali[...]

Maintenance 4-10 3160-A2-GB21-80 March 1999 T able 4-3. Performance Registers (3 of 3) Register T otals Description Interval Description StEvnt (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 letter as follow[...]

Maintenance 4-1 1 3160-A2-GB21-80 March 1999 Alarms The DSU/CSU can be attached, either locally or remotely , to an ASCII terminal or printer to display or print alarm messages. Alarms can also be displayed on a PC that is using a terminal emulation package. For standalone DSU/CSUs, you can route these alarms to the MODEM port, the COM port, or bot[...]

Maintenance 4-12 3160-A2-GB21-80 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.) Alarms rem[...]

Maintenance 4-13 3160-A2-GB21-80 March 1999 T able 4-4. Enterprise-Specific T rap Definitions T rap V alue Event enterpriseClockFail(1) The currently configured master 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. enterpriseDeviceFail(3) [...]

Maintenance 4-14 3160-A2-GB21-80 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 3) Symptom Possible Cause [...]

Maintenance 4-15 3160-A2-GB21-80 March 1999 T able 4-6. T roubleshooting (2 of 3) Symptom Solutions Possible Cause Message Yellow at Net appears 1. Network cable problem. 2. Far-end device has lost framing sync on the line. 3. Facility problem. 1. Check that your network cable is securely attached at both ends. 2. Check the status of the far-end de[...]

Maintenance 4-16 3160-A2-GB21-80 March 1999 T able 4-6. T roubleshooting (3 of 3) Symptom Solutions Possible Cause Invalid Number The modem cannot dial because the phone number is invalid or there is no number in the selected directory . Check that the selected phone number is correct. No Dial T one The modem cannot dial because there is no dial to[...]

Maintenance 4-17 3160-A2-GB21-80 March 1999 T est Jacks For 2-port and 4-port DSU/CSUs, six test jacks are located on the front panel (Figure 4-1). The Mon (Monitor) branch of the menu tree allows you to select either EQPT (Equipment) or NET (Network). The 2-port and 4-port DSU/CSU test jack functions are shown in Figure 4-2 and described in T able[...]

Maintenance 4-18 3160-A2-GB21-80 March 1999 LINE RECEIVER INTERNAL CIRCUITRY LINE RECEIVER TERMINAL EQUIPMENT (DTE) NETWORK NET Out EQPT In MON Out NET In EQPT Out MON In 496-14875 Mon Jack: EQPT Mon Jack: NET Mon Jack: EQPT Mon Jack: NET (Selectable) (Selectable) Figure 4-2. T est Jack Block Diagram T able 4-7. T est Jack Functions T est Jack Name[...]

Maintenance 4-19 3160-A2-GB21-80 March 1999 T est Commands The test commands enable you to run loopbacks and test patterns on the DSU/CSU, and to test the front panel LEDs. These tests can help you isolate areas of trouble if you are having problems with your DSU/CSU. T o access all T est commands from the T est branch, press F2 to select T est fro[...]

Maintenance 4-20 3160-A2-GB21-80 March 1999 Sending a Line Loopback Up or Down  Procedur e T o send a Line Loopback Up or Down sequence on the network to a far-end DSU/CSU: 1. From the top-level menu screen, select T est. 2. From the T est screen, select Rlpbk. F1 T est: Rlpbk Lpbk Ptrns F2 F3 3. From the Rem Loopback screen, press F1 to select [...]

Maintenance 4-21 3160-A2-GB21-80 March 1999 Sending a V .54/ANSI FT1 Activation/Deactivation  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 top-level menu screen, select T est. 2. From the T est screen, select Rlpbk. F1 T est: Rlpbk Lpbk Ptrns F2 F3 3. From the Rem Loopba[...]

Maintenance 4-22 3160-A2-GB21-80 March 1999 Local Loopback T ests The Local Loopback tests enable you to conduct circuit testing and fault isolation for the digital line. The supported local loopback tests are:  Line Loopback (LLB)  Payload Loopback (PLB)  DTE Loopback (DLB)  Repeater Loopback (RLB)  Data Channel Loopback (DCLB)  [...]

Maintenance 4-23 3160-A2-GB21-80 March 1999 Starting a Line Loopback The Line Loopback command (LLB) loops the received signal on the network interface back to the network without change. 496-14319-02 CSU DSU NETWORK INTERF ACE DTE (DSX-1) ALL 1s LLB PO RT 1 PO RT 2 ALL 1s ALL 1s  Procedur e T o perform a Line loopback: 1. From the top-level men[...]

Maintenance 4-24 3160-A2-GB21-80 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 CRCs and BPV[...]

Maintenance 4-25 3160-A2-GB21-80 March 1999 Starting a DTE Loopback The DTE Loopback command (DLB) loops the received signal on the DTE Drop/Insert (DSX-1) port back to the DTE without change. 496-14317-02 CSU DSU NETWORK INTERF ACE DTE (DSX-1) DLB PO RT 1 PO RT 2 ALL 1s  Procedur e T o perform a DTE loopback: 1. From the top-level menu screen, [...]

Maintenance 4-26 3160-A2-GB21-80 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/CSU). Framin[...]

Maintenance 4-27 3160-A2-GB21-80 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 the data po[...]

Maintenance 4-28 3160-A2-GB21-80 March 1999 5. From the DCLB screen, press the Function key for the port for which you want to perform the data channel loopback. Use the scroll keys, if necessary . F1 Loopback: DCLB Prt1 Prt2 Prt3 F2 F3 Test Started appears on Line 2. If a Data Channel loopback is already in progress, the Already Active message app[...]

Maintenance 4-29 3160-A2-GB21-80 March 1999 4. Select DTLB. F1 Loopback: RLB DCLB DTLB F2 F3 5. From the DTLB screen, press the Function key for the port for which you want to perform the data terminal loopback. Use the scroll keys, if necessary . F1 Loopback: DTLB Prt1 Prt2 Prt3 F2 F3 Test Started appears on Line 2. If a Data T erminal loopback is[...]

Maintenance 4-30 3160-A2-GB21-80 March 1999 4. From the Loopback Abort screen, press the desired Function key to abort All or one specific loopback test. Use the scroll keys, if necessary . F1 Loopback: Abort All LLB PLB F2 F3 If you select ALL, LLB, PLB, DLB, or RLB, skip Step 5. 5. From the Abort screen, press the Function key that corresponds to[...]

Maintenance 4-31 3160-A2-GB21-80 March 1999 Sending T est Patterns Use the Send command to start transmission of a test pattern. Only one test pattern can be active at a time on one port. T able 4-9 lists the valid send test pattern combinations. V alid combinations are identified by YES.  Procedur e T o send a test pattern: 1. From the top-leve[...]

Maintenance 4-32 3160-A2-GB21-80 March 1999 The T est Started screen appears. F1 Send: Name and Dest T est Started F2 F3 If the DSU/CSU is already sending the test pattern you selected, the message Already active appears. If you selected an incompatible test pattern combination, the message Invld Test Combo appears. See T able 4-9 for valid combina[...]

Maintenance 4-33 3160-A2-GB21-80 March 1999 Monitoring T est Patterns Use the Monitor command to monitor a QRSS test pattern over all the channels on the network interface, or to monitor QRSS or 51 1 test patterns on the channels allocated to an individual port. This command provides the number of errors detected in the test pattern (5 digits, maxi[...]

Maintenance 4-34 3160-A2-GB21-80 March 1999 Aborting T est Patterns Use the Abort 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 top-level menu screen, select T est. 2. From the T est screen, select Ptrns. F1 T est: Rlpbk Lpbk Ptrns F2 F3 3. From the Patterns[...]

Maintenance 4-35 3160-A2-GB21-80 March 1999 5. From the Abort screen, press the Function key that corresponds to the network or port for which you want to abort a test pattern. Use the scroll keys, if necessary . F1 Abort: Send or Mon NET Prt1 Prt2 F2 F3 The DSU/CSU terminates the selected test pattern and displays the message Command Complete . La[...]

Maintenance 4-36 3160-A2-GB21-80 March 1999 5. The following screens alternately appear on the LCD until you press a Function key to return to the Lamp T est screen. In addition, all LEDs blink. F1 F2 F3 F1 0123456789 : ; < = > ? @ABCDEFGHIJKLMNO F2 F3 6. When you are satisfied that all LEDs are lighting and the LCD is functioning properly , [...]

Maintenance 4-37 3160-A2-GB21-80 March 1999 Displaying DSU/CSU T est Status Use the T est Status command to display the active tests for the DSU/CSU. Status messages that can display on the front panel LCD are listed in T able 4-10 .  Procedur e T o display test status: 1. From the top-level menu screen, select Stat. 2. From the Status screen, p[...]

Maintenance 4-38 3160-A2-GB21-80 March 1999 This page intentionally left blank.[...]

A-1 3160-A2-GB21-80 March 1999 Fr ont Panel Menu A[...]

Front Panel Menu A-2 3160-A2-GB21-80 March 1999 DSU ESF Stat 496-14945 DevHS ST est Perf T Stat LED ID T1 Prt n Prt n User T elco Cur 24T ot Intvl Far Near Cur 8T ot Intvl For Carrier-Mounted DSU/CSUs only For Standalone DSU/CSUs only For 2-port and 4-port DSU/CSUs only ▲ ● T est Rlpbk Lpbk Ptrns Lamp QRSS 51 1 Abort Mon LLBUP LLBDN 54UP 54DN F[...]

B-1 3160-A2-GB21-80 March 1999 T echnical Specifications B Overview The technical specifications for the standalone DSU/CSUs are listed in T able B-1. The technical specifications for the carrier-mounted DSU/CSUs are listed in the ACCULINK 3151 CSU and 3161 DSU/CSU General Information Guide . T able B-1. Models 3160/3164/3165/DSU/CSU’ s T echnica[...]

T echnical Specifications B-2 3160-A2-GB21-80 March 1999 T able B-1. Models 3160/3164/3165/DSU/CSU’ s T echnical Specifications (2 of 2) Specifications Criteria PHYSICAL DIMENSIONS Height Width Depth Model 3160 or 3165 DSU/CSU = 2.13 inches (5.4 cm) Model 3164 DSU/CSU = 3.90 inches (10.0 cm) 7.63 inches (19.4 cm) 12.13 inches (30.8 cm) WEIGHT Mod[...]

C-1 3160-A2-GB21-80 March 1999 Configuration Options C Overview The DSU/CSU configuration option tables contain a list of all configuration options and their available selections. The configuration options are arranged into functional groups:  DTE Interface Configuration Options The DTE Interface configuration options configure the DTE Drop/Inse[...]

Configuration Options C-2 3160-A2-GB21-80 March 1999  Management Configuration Options The Management configuration options configure the DSU/CSU for SNMP or T elnet access ( T ables C-9 and C-10). The configuration tables include a description of each configuration function and its available selections. In the tables, the top line of each confi[...]

Configuration Options C-3 3160-A2-GB21-80 March 1999 T able C-1. DTE Interface Configuration Options (2 of 2) Extrn DLB: Disab Next Enab Disab Prev DTE Loopback on External Contact. Allows the control of a DTE Loopback (DLB) by an external contact on the DTE Drop/Insert (DSX-1) interface. Enab – Allows the DSU/CSU to begin a DLB when the external[...]

Configuration Options C-4 3160-A2-GB21-80 March 1999 T able C-2. Port Configuration Options (2 of 5) Net DCLB: Disab (Factory 1) Both (Factory 2) Next Disab V .54 FT1 Both Prev Network Initiated DCLB. Allows the initiation and termination of a Data Channel Loopback (V .54 loop 2) by the receipt of a V .54 DCLB-actuate sequence or DCLB-release seque[...]

Configuration Options C-5 3160-A2-GB21-80 March 1999 T able C-2. Port Configuration Options (3 of 5) Rcv Y ellow: Halt Next None Halt Prev Action on Network Y ellow Alarm. Specifies the action taken on this port when a Y ellow Alarm is received on the network interface. None – Makes the data port unaffected by Y ellow Alarms received on the netwo[...]

Configuration Options C-6 3160-A2-GB21-80 March 1999 T able C-2. Port Configuration Options (4 of 5) EDL: Disab Next Enab Disab Prev Embedded Data Link. 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 p[...]

Configuration Options C-7 3160-A2-GB21-80 March 1999 T able C-2. Port Configuration Options (5 of 5) Near-end: Disab Next Disab Maint Send Both Prev Near-End Performance Statistics. Specifies whether the DSU/CSU maintains near-end performance statistics and sends performance report messages (PRMs) for a particular port. Disab – Disables near-end [...]

Configuration Options C-8 3160-A2-GB21-80 March 1999 Network Interface Configuration Options T able C-3. Network Interface Configuration Options (1 of 3) NET Framing: ESF (Factory 1) D4 (Factory 2) Next D4 ESF Prev Network Line Framing Format. The framing format to be used on the network interface. D4 – Configures for the D4 framing format. ESF ?[...]

Configuration Options C-9 3160-A2-GB21-80 March 1999 T able C-3. Network Interface Configuration Options (2 of 3) NET LLB: Enab Next Enab Disab Prev Network Initiated Line Loopback (LLB). Allows initiation and termination of the LLB to be controlled by the receipt of LLB-Actuate and LLB-Release commands from the network (or remote DSU/CSU). Enab ?[...]

Configuration Options C-10 3160-A2-GB21-80 March 1999 T able C-3. Network Interface Configuration Options (3 of 3) Circuit Ident: Next Edit Clear Prev Network Circuit Identifier . Specifies the transmission vendor ’s circuit identifier for the purpose of facilitating troubleshooting. The network circuit identifier is an ASCII text string that may[...]

Configuration Options C-1 1 3160-A2-GB21-80 March 1999 T able C-4. DTE Channel Configuration Options DTE Channels: Assign V oice DTE Drop/Insert (DSX-1) Channel. Assigns DS0 channels from the DTE Drop/Insert (DSX-1) interface to DS0 channels on the network interface, and specifies which DS0 channels carry voice signaling information. Assign – Ass[...]

Configuration Options C-12 3160-A2-GB21-80 March 1999 T able C-5. Data Port Channel Configuration Options (1 of 4) Channel Config: Dsply Clear DTE Prt1 Prt2 Prt3 Prt4 _______________________ NOTE: The configuration options described in this table are made available by selecting Prt1, Prt2, Prt3, or Prt4 from the Channel Config screen. T able C-4 de[...]

Configuration Options C-13 3160-A2-GB21-80 March 1999 T able C-5. Data Port Channel Configuration Options (2 of 4) Port Rate: 384 Next 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 Prev OR Next 56 1 12 168 224 280 336 392 448 504 560 616 672 728 784 840 896 952 1008 1064 1 120 1 176 1232 12[...]

Configuration Options C-14 3160-A2-GB21-80 March 1999 T able C-5. Data Port Channel Configuration Options (3 of 4) Start At: Next Clear N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N1 1 ... N24 Prev OR Start At: Next Clear D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D1 1 ... D24 Prev Data Port Channel Allocation (appears for the block and ACAMI methods only). Designates the [...]

Configuration Options C-15 3160-A2-GB21-80 March 1999 T able C-5. Data Port Channel Configuration Options (4 of 4) N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N1 1 N12 ... N24 Next – – – – – – – – – – – – ... Prev OR D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D1 1 D12 ... D24 Next – – – – – – – – – – – -– ... Prev Data Port C[...]

Configuration Options C-16 3160-A2-GB21-80 March 1999 General Configuration Options T able C-6. General Configuration Options (1 of 2) Gen Y ellow: Enab Next Enab Disab Prev Generate Y ellow Alarm Signals. Determines whether the DSU/CSU generates Y ellow Alarm signals on the network and DTE Drop/Insert (DSX-1) interfaces. NOTE: This configuration o[...]

Configuration Options C-17 3160-A2-GB21-80 March 1999 T able C-6. General Configuration Options (2 of 2) Clock Rate: 1544 Next 2048 1544 8 Prev External Clock Rate. Specifies the clock rate when the master clock source is configured for external clock (Ext). This configuration option does not appear when the clock source is not an external clock. 2[...]

Configuration Options C-18 3160-A2-GB21-80 March 1999 User Interface Configuration Options NOTE: A circular symbol ( F ) identifies configuration options that are available on standalone DSU/CSUs only . A triangular symbol ( Y ) identifies configuration options that are available on carrier-mounted DSU/CSUs only . T able C-7. User Interface Configu[...]

Configuration Options C-19 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (2 of 10) Password: None Next None Com Modem Both Prev Password Mode. Activates a password prompt that prevents access until a password is entered. None – Does not require a password. Com – Prompts the communications port user to enter a passw[...]

Configuration Options C-20 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (3 of 10) ComExtDev: Disab Next Disab A T Other Prev Carrier Communication Port’s External Device Commands. Specifies the communication port’ s external device commands. When this configuration option is disabled, no commands are sent out the [...]

Configuration Options C-21 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (4 of 10) ComConnected: Next Edit Clear Prev Carrier Communication Port Connect Indication String. Specifies the communication port’s connect indication string. When you make a connection or the DSU/CSU automatically makes a connection (dial-out[...]

Configuration Options C-22 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (5 of 10) ComEscDel: None Next None 0.2s 0.4s 0.6s 0.8s 1.0s Prev Carrier Communication Port Escape Sequence Delay. Specifies the delay used while sending the communication port escape sequence. Use the communication port escape delay to specify t[...]

Configuration Options C-23 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (6 of 10) Com Clk: Int Next Int Ext Prev Communication Port Synchronous Clock. Specifies whether the communication port uses internal or external clocking when it is configured for synchronous operation. Int – Configures the communication port f[...]

Configuration Options C-24 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (7 of 10) Ignore DTR: No Next Y es No Prev Communication Port Ignore DTR State. Specifies whether the DSU/CSU ignores the state of the Data T erminal Ready (DTR) input to the communication port. Ye s – DTR is ignored. No – DTR is not ignored. [...]

Configuration Options C-25 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (8 of 10) Modem Rate: 2.4 Next 1.2 2.4 Prev Modem Port Rate. Configures the bit rate for the modem port. 1.2 – Sets the bit rate at 1200 bps. 2.4 – Sets the bit rate at 2400 bps. NOTE: This configuration option is available on standalone DSU/C[...]

Configuration Options C-26 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (9 of 10) MoDiscTm: 5 Next Up Down Save Prev Modem Port Disconnect T ime. Specifies the period of time (1 to 60 minutes) before the modem port disconnects due to inactivity . (The MoInActTm configuration option must be set to Enab.) Use the left o[...]

Configuration Options C-27 3160-A2-GB21-80 March 1999 T able C-7. User Interface Configuration Options (10 of 10) TnInActTm: Disab Next Enab Disab Prev T elnet Inactivity T imeout. Specifies whether the T elnet session disconnects after a period of inactivity specified by the TnDiscTm configuration option. Enab – The T elnet session disconnects a[...]

Configuration Options C-28 3160-A2-GB21-80 March 1999 T able C-8. Alarm Configuration Options (2 of 4) SNMP T rap: Disab Next Enab Disab Prev SNMP T rap Enable. Specifies whether SNMP trap messages are sent over the SNMP management link. Enab – Enables sending SNMP trap messages from this unit over any SNMP management link. Disab – Disables sen[...]

Configuration Options C-29 3160-A2-GB21-80 March 1999 T able C-8. Alarm Configuration Options (3 of 4) Call Retry: Disab Next Enab Disab Prev Call Retry on Alarm or T rap. Determines whether a call that cannot be completed (busy , no answer , etc.) is retried. This affects calls that are initiated in attempting to send an alarm or trap message to t[...]

Configuration Options C-30 3160-A2-GB21-80 March 1999 T able C-8. Alarm Configuration Options (4 of 4) Err Rate: 10E-4 Next 10E-4 10E-5 10E-6 10E-7 10E-8 10E-9 Prev Excessive Error Rate Threshold. Sets the error rate threshold that determines if an Excessive Error Rate (EER) condition is declared. This rate is determined by the ratio of the number [...]

Configuration Options C-31 3160-A2-GB21-80 March 1999 Management Configuration Options The Management configuration options are divided into two tables as follows: H General Management Configuration Options ( T able C-9 ) H Management T rap Configuration Options ( T able C-10 ) NOTE: A circular symbol ( F ) identifies configuration options that are[...]

Configuration Options C-32 3160-A2-GB21-80 March 1999 T able C-9. General Management Configuration Options (2 of 7) NMS n Access: Read Next Read R/W Prev NMS Manager n Access T ype. Specifies the allowable type of access for an SNMP manager attempting to access the DSU/CSU’s MIB using community name 1.The manager number ( n ) is specified by the [...]

Configuration Options C-33 3160-A2-GB21-80 March 1999 T able C-9. General Management Configuration Options (3 of 7) Access 1: Read Next Read R/W Prev Access 1. Specifies the type of access allowed for Community Name 1. This is the type of access allowed for external SNMP managers accessing objects in the MIB using Community Name 1. Read – Allows [...]

Configuration Options C-34 3160-A2-GB21-80 March 1999 T able C-9. General Management Configuration Options (4 of 7) NetMask: Next Edit Clear Prev Subnet Mask for the DSU/CSU. Specifies the subnet mask needed to access the DSU/CSU. Since this subnet mask is not bound to a particular port, it can be used for remote access via the FDL or EDL (for 2-po[...]

Configuration Options C-35 3160-A2-GB21-80 March 1999 T able C-9. General Management Configuration Options (5 of 7) Modem IP Adr: Next Edit Clear Prev Modem Port IP Address. Specifies the IP address for the modem port if the Modem Use configuration option is set to Mgmt. Edit – Allows you to edit or display the IP address for the modem port. Clea[...]

Configuration Options C-36 3160-A2-GB21-80 March 1999 T able C-9. General Management Configuration Options (6 of 7) Modem Link: PPP Next PPP SLIP Prev Modem Port Link Layer Protocol. Specifies the link layer protocol for the modem port if the Modem Use configuration option is set to Mgmt. PPP – Specifies PPP as the link layer protocol for the IP [...]

Configuration Options C-37 3160-A2-GB21-80 March 1999 T able C-9. General Management Configuration Options (7 of 7) Def Netwk: None Next None IPBus Com Modem Aux FDL EDL1 EDL2 EDL3 EDL4 Prev Default Network Destination. Specifies the default network destination. This configuration option specifies where the default network is connected. For example[...]

Configuration Options C-38 3160-A2-GB21-80 March 1999 T able C-10. Management T rap Configuration Options (1 of 3) Num T rap Mgrs: 1 Next 1 2 3 4 5 6 Prev Number of T rap Managers. Specifies the number of SNMP trap managers that are to receive traps for this unit. NOTE: Y ou must configure an IP address for each trap manager that is to receive trap[...]

Configuration Options C-39 3160-A2-GB21-80 March 1999 T able C-10. Management T rap Configuration Options (2 of 3) Gen T rap: Both Next Disab W arm Auth Both Prev General T rap T ypes. Specifies the general trap types to enable. Disab – Disables the sending of trap messages for warmStart and authenticationFailure events. W arm – Sends trap mess[...]

Configuration Options C-40 3160-A2-GB21-80 March 1999 T able C-10. Management T rap Configuration Options (3 of 3) T rap I/F: All Next NET DTE T1s Ports All Prev Link T rap Interfaces. Specifies which interfaces generate linkUp and linkDown trap messages. These traps are supported on the T1 interfaces (network and DTE Drop/Insert) and the synchrono[...]

Configuration Options C-41 3160-A2-GB21-80 March 1999 Configuration W orksheets This section contains one set of blank worksheets to be used when configuring your DSU/CSU in the network. In the tables, default settings for Factory 1 are indicated by bold type. It is recommended that you copy these blank worksheets before using them. DTE Options V a[...]

Configuration Options C-42 3160-A2-GB21-80 March 1999 User Options V alue (Default in Bold ) Self-T est Enab , Disab FP Access F Enab , Disab FP Pass F Enab, Disab Dial-In Enab , Disab Password None , Com, Modem, Both Com Port Y Enab, Disab Com Use Mgmt, ASCII , Daisy , T erm ComExtDev Y Disab , A T , Other ComConnPrefix Y Edit, Clear ComConnected [...]

Configuration Options C-43 3160-A2-GB21-80 March 1999 User Options V alue (Default in Bold ) MoInActTm F Enab, Disab MoDiscTm F 1 –60 (Default = 5 ) Aux Use F None , Mgmt, Daisy Aux Rate F 9.6, 14.4, 19.2 , 38.4 TnSession Enab, Disab TnPaswd Enab, Disab TnInActTm Enab, Disab TnDiscTm 1 –60 (Default = 5 ) Alarm Options V alue (Default in Bold ) [...]

Configuration Options C-44 3160-A2-GB21-80 March 1999 Prt1 Options V alue (Default in Bold ) Port T ype E530 , V .35, RS449, X.21 Base Rate Nx64 , Nx56 Net DCLB Disab , V .54, FT1, Both Port LB Disab , DTLB, DCLB, Both All Ones Disab, DTR, RTS, Both Rcv Y ellow None, Halt Tx Clock Int , Ext InvertTxC Enab, Disab InvrtData Enab, Disab EDL Enab, Disa[...]

Configuration Options C-45 3160-A2-GB21-80 March 1999 Prt3 Options V alue (Default in Bold ) Port T ype E530 , V .35, RS449, X.21 Base Rate Nx64 , Nx56 Net DCLB Disab , V .54, FT1, Both Port LB Disab , DTLB, DCLB, Both All Ones Disab, DTR, RTS, Both Rcv Y ellow None, Halt Tx Clock Int , Ext InvertTxC Enab, Disab InvrtData Enab, Disab EDL Enab, Disa[...]

Configuration Options C-46 3160-A2-GB21-80 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-47 3160-A2-GB21-80 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-48 3160-A2-GB21-80 March 1999 DTE Chan Config 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-49 3160-A2-GB21-80 March 1999 Port Chan Conf Options V alue (Default in Bold ) Assign T o NET , DTE, Prt2, Prt3, Prt4 Assign By Block , ACAMI, Chan 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, 1 12,[...]

Configuration Options C-50 3160-A2-GB21-80 March 1999 Port Chan Conf Options V alue (Default in Bold ) Assign T o NET , DTE, Prt1, Prt2, Prt4 Assign By Block , ACAMI, Chan 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, 1 12,[...]

Configuration Options C-51 3160-A2-GB21-80 March 1999 General Mgmt Options V alue (Default in Bold ) SNMP Mgt Enab, Disab NMS V alid Enab, Disab Num Sec Mgrs 1 , 2, 3, 4, 5, 6, 7, 8, 9, 10 NMS n IP Adr Edit, Clear NMS n Access Read , R/w System Name Edit, Clear System Location Edit, Clear System Contact Edit, Clear CommunityName1 Edit, Clear Access[...]

Configuration Options C-52 3160-A2-GB21-80 March 1999 Mgmt T rap Options V alue (Default in Bold ) Num T rap Mgrs 1 , 2, 3, 4, 5, 6 T rap n IP Adr Edit, Clear T rap n Dst None , IPBus, Com, Modem, Aux, FDL, EDL n Gen T rap Disab, W arm, Auth, Both Entp T rap Enab , Disab Link T rap Disab, Up, Down, Both T rap I/F NET , DTE, T1s, Ports, All NOTE: A [...]

D-1 3160-A2-GB21-80 March 1999 Pin Assignments D Overview The DSU/CSU is shipped with a power module and a VF cable. V arious other interconnecting cables are available. For cable feature numbers, refer to Appendix I, Equipment List . This appendix describes connector pin assignments and cables. T1 Network Interface The T1 network interface connect[...]

Pin Assignments D-2 3160-A2-GB21-80 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 3160-A2-GB21-80 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 Extrn DLB configuration option in DTE Interface Configuration Options of Appendix C, Configura[...]

Pin Assignments D-4 3160-A2-GB21-80 March 1999 MODEM Port Interface The integral modem port connector is a 4-position, RJ1 1C-like modular jack (T able D-3). The integral modem VF cable is a 14.5-foot, 26 A WG, 4-conductor keyed cable with an RJ1 1C-like plug connector (Figure D-4). This cable is supplied with your standalone DSU/CSU. T able D-3. M[...]

Pin Assignments D-5 3160-A2-GB21-80 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-position unkey[...]

Pin Assignments D-6 3160-A2-GB21-80 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-7 3160-A2-GB21-80 March 1999 Figure D-5. COM Port-to-PC Cable Figure D-6. COM Port-to-T erminal/Printer Cable[...]

Pin Assignments D-8 3160-A2-GB21-80 March 1999 EIA-530-A Port Interface Connector The EIA-530-A Port interface connector information is shown in T able D-7. T able D-7. EIA-530-A Port Interface Connector Signal Circuit Mnemonic ITU-T Number Direction Pin Shield — — — 1 Signal Common AB 102A — 7 Signal Common AC 102B — 23 T ransmitted Data[...]

Pin Assignments D-9 3160-A2-GB21-80 March 1999 EIA-530-A-to-RS-449 Cable Interface The EIA-530-A-to-RS-449 adapter (Figure D-7) provides the RS-449 interface shown in T able D-8 . 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 [...]

Pin Assignments D-10 3160-A2-GB21-80 March 1999 T able D-8. RS-449 Cable Interface Signal Circuit Mnemonic ITU-T 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[...]

Pin Assignments D-1 1 3160-A2-GB21-80 March 1999 EIA-530-A-to-V .35 Cable Interface The EIA-530-A-to-V .35 adapter (Figure D-8) provides the V .35 interface shown in T able D-9 . 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. CO[...]

Pin Assignments D-12 3160-A2-GB21-80 March 1999 T able D-9. V .35 Cable Interface Signal ITU-T 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 Detec[...]

Pin Assignments D-13 3160-A2-GB21-80 March 1999 EIA-530-A-to-X.21 Cable Interface The EIA-530-A-to-X.21 adapter (Figure D-9) provides the X.21 interface shown in T able D-10. 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[...]

Pin Assignments D-14 3160-A2-GB21-80 March 1999 Serial Cr ossover Cable Use a serial crossover cable like the one shown in Figure D-10 (with an adapter like that shown in Figure D-10) 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 Grou[...]

99-16291 2 3 54 6 1 Pin Assignments D-15 3160-A2-GB21-80 March 1999 Power Input Connector The input power connector leads are shown in T able D-1 1. Pin 1 is at the lower right of the connector and Pin 6 at the upper left as you face the back of the unit. T able D-1 1. DC Power Connector Signal Pin Number – 48 Vdc Return 1, 2 – 48 Vdc A 6 – 4[...]

Pin Assignments D-16 3160-A2-GB21-80 March 1999 External Clock Interface The External Clock connector pinouts are in T able D-12. T able D-12. 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 3160-A2-GB21-80 March 1999 SNMP MIB Objects E Overview This appendix describes the Management Information Base (MIB) objects that are supported by the DSU/CSU and provides a correlation between front panel commands and MIB objects ( T able E-1 ). The DSU/CSU supports the following MIBs:  MIB II – Defines the general objects for use in T ra[...]

SNMP MIB Objects E-2 3160-A2-GB21-80 March 1999 MIB II (RFC 1213) The objects defined by MIB II are organized into 10 different groups. The DSU/CSU implements only those groups where the semantics of the group are applicable to the implementation of a DSU/CSU. The MIB II object groups supported or not supported by the 3100 Series devices are as fol[...]

SNMP MIB Objects E-3 3160-A2-GB21-80 March 1999 System Group – “sysObjectID” Object (system 2) This object provides the authoritative identification of the network management subsystem contained in the unit. This object displays the following object identifier: 3160 [ Company OID ].1.14.2.2.1 3164 [ Company OID ].1.14.2.2.2 3165 [ Company OID[...]

SNMP MIB Objects E-4 3160-A2-GB21-80 March 1999 Interface Group, MIB II The Interfaces Group consists of an object indicating the number of interfaces supported by the unit and an interface table containing an entry for each interface. The DSU/CSU provides an entry in the interface table for the network interface, the DTE Drop/Insert (DSX-1) interf[...]

SNMP MIB Objects E-5 3160-A2-GB21-80 March 1999 The supported ifIndexes for the 3160 DSU/CSU are:  Net T1  DTE T1  COM port  Modem port  Auxiliary RS-232 port  DCE port 1  DCE port 2 The supported ifIndexes for the 3164 DSU/CSU are:  Net T1  DTE T1  COM port  Modem port  Auxiliary RS-232 port  DCE port 1  D[...]

SNMP MIB Objects E-6 3160-A2-GB21-80 March 1999 Interface Group – “ifDescr” Object (ifEntry 2) This object provides information about the interface. Each interface displays a text string as shown below: Network T1: “ Network T1 . [ Company Name ] T1 DSU/CSU, Hardware Version: [CCA number for the CSU board]”. DTE T1: “ DTE T1 . [ Company[...]

SNMP MIB Objects E-7 3160-A2-GB21-80 March 1999 Interface Group – “ifSpeed” Object (ifEntry 5) This object provides the interface’s current bandwidth in bits per second. The value of this object for each interface is specified as follows: T1 Interfaces: 1,544,000 bps. COM, AUX, and MODEM: The currently configured data rate for the port. Dat[...]

SNMP MIB Objects E-8 3160-A2-GB21-80 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-9 3160-A2-GB21-80 March 1999 Interface Group – Input Counters (objects ifEntry 10 to ifEntry 15) These objects collect statistics on the data received by the COM port, the AUX port, and the MODEM port when these ports are configured as SNMP management links. For interfaces that are not configured as an SNMP management link, the[...]

SNMP MIB Objects E-10 3160-A2-GB21-80 March 1999 IP Group, MIB II The IP Group objects are supported by the DSU/CSU for all data paths which currently are configured to carry IP data to or from the DSU/CSU, including the MODEM, COM, AUX, carrier SNMP bus, EDL, and FDL. All of the objects in the IP Group other than the IP Address T ranslation table [...]

SNMP MIB Objects E-1 1 3160-A2-GB21-80 March 1999 IP Group – “ipRouteT able” Object (ip 21) The routing table used by the DSU/CSU is supported as a read/write table. Entries in this table may be added, deleted, or changed. Y ou should exercise great caution when adding or modifying routes in the ipRoutingT able. In general, it should not be n[...]

SNMP MIB Objects E-12 3160-A2-GB21-80 March 1999 IP Group – “ipRouteDest” Object (ipRouteEntry 1) The ipRouteDest object serves as the index to the routing table. Since indexes for tables must be unique, only one route per destination may appear in the table. T o ensure that no duplicate destinations appear in the routing table, the ipRouteDe[...]

SNMP MIB Objects E-13 3160-A2-GB21-80 March 1999 IP Group – “ipRouteAge” Object (ipRouteEntry 10) This object is implemented as a read-only object in the DSU/CSU. In the DSU/CSU, it reflects the value of the route’s time-to-live (in seconds). When displays, a value of 999 represents a route that is retained permanently . For temporary route[...]

SNMP MIB Objects E-14 3160-A2-GB21-80 March 1999 SNMP Group, MIB II The SNMP Group objects that apply to a management agent are fully supported by the DSU/CSU. The following objects apply only to an NMS and return a zero value if accessed.  snmpInT ooBigs (snmp 8)  snmpInNoSuchNames (snmp 9)  snmpInBadV alues (snmp 10)  snmpInReadOnlys [...]

SNMP MIB Objects E-15 3160-A2-GB21-80 March 1999 Near End Group – “dsx1TimeElapsed” Object (dsx1ConfigEntry 3) Applies to the network interface only . An error status is returned if access is attempted for the DTE Drop/Insert (DSX-1) interface. Near End Group – “dsx1V alidIntervals” Object (dsx1ConfigEntry 4) Applies to the network inte[...]

SNMP MIB Objects E-16 3160-A2-GB21-80 March 1999 Near End Group – “dsx1CircuitIdentifier” Object (dsx1ConfigEntry 8) This object is only supported on the Net T1 Interface. Near End Group – “dsx1LoopbackConfig” Object (dsx1ConfigEntry 9) This object specifies the loopback state of the T1 interfaces. Only the following values are supporte[...]

SNMP MIB Objects E-17 3160-A2-GB21-80 March 1999 Near End Group – “dsx1T ransmitClockSource” Object (dsx1ConfigEntry 12) This object specifies the timing source for the transmit clock for this T1 interface. This object differs from the MIB definition in that it is “read-only” (not read/write) for DSU/CSUs. Only the following values are su[...]

SNMP MIB Objects E-18 3160-A2-GB21-80 March 1999 Near End Group – The DS1 Interval T able Objects (dsx1IntervalEntry) The following DS1 interval 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.  dsx1IntervalIndex – Th[...]

SNMP MIB Objects E-19 3160-A2-GB21-80 March 1999 DS1 Fractional Group, DS1/E1 MIB The DS1 Fractional Group consists of the DS1 fractional table. This table (dsx1FracT able) is fully supported by the DSU/CSU and allows channel (time slots) to be mapped between the T1 interfaces and data ports. If an invalid channel map (e.g., two interfaces mapped t[...]

SNMP MIB Objects E-20 3160-A2-GB21-80 March 1999 General Port T able, RS-232-like MIB The general port table contains general configuration objects for the RS-232-like interfaces. General Port T able – “rs232PortIndex” Object (rs232PortEntry 1) This object contains a unique value for each port and is used as an index into the general port tab[...]

SNMP MIB Objects E-21 3160-A2-GB21-80 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 MODEM, AUX, and COM ports.  rs422(3) – Used to identify synchronous dat[...]

SNMP MIB Objects E-22 3160-A2-GB21-80 March 1999 Asynchronous Port T able, RS-232-like MIB The asynchronous port table contains an entry for the MODEM, 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 ar[...]

SNMP MIB Objects E-23 3160-A2-GB21-80 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 MODEM or 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[...]

SNMP MIB Objects E-24 3160-A2-GB21-80 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-25 3160-A2-GB21-80 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-26 3160-A2-GB21-80 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-27 3160-A2-GB21-80 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[...]

SNMP MIB Objects E-28 3160-A2-GB21-80 March 1999 Corr elation between Menu Commands and SNMP Objects T able E-1 provides a correlation between how a function is performed or status is displayed on the front panel and how the same function is accomplished using access to the SNMP database. SNMP objects are displayed in bold type while values for SNM[...]

SNMP MIB Objects E-29 3160-A2-GB21-80 March 1999 T able E-1. SNMP MIB to Front Panel Command Cr oss-Refer ence (1 of 4) Front Panel Command SNMP MIB Object Stat–>DevHS: LOS at NET OOF at NET Y ellow at NET AIS at NET EER at NET Read the dsx1LineStatus object for NET T1 dsx1LossOfSignal dsx1LossOfFrame dsx1RcvFarEnd dsx1RcvAIS dsx1OtherFailure [...]

SNMP MIB Objects E-30 3160-A2-GB21-80 March 1999 T able E-1. SNMP MIB to Front Panel Command Cr oss-Refer ence (2 of 4) Front Panel Command SNMP MIB Object Stat–>T stat: LLB T est Active PLB T est Active RLB T est Active DLB T est Active DCLB on Port n DTLB on Port n 1–8 T est Active QRSS T est Active QRSS on Port n 51 1 on Port n Monitoring[...]

SNMP MIB Objects E-31 3160-A2-GB21-80 March 1999 T able E-1. SNMP MIB to Front Panel Command Cr oss-Refer ence (3 of 4) Front Panel Command SNMP MIB Object T est–>Lpbk–>DLB T est–>Lpbk–>Abort–>DLB Set dsx1LoopbackConfig for DTE T1 to dsx1LineLoop Set dsx1LoopbackConfig for DTE T1 to dsx1NoLoop T est–>Lpbk–>RLB T e[...]

SNMP MIB Objects E-32 3160-A2-GB21-80 March 1999 T able E-1. SNMP MIB to Front Panel Command Cr oss-Refer ence (4 of 4) Front Panel Command SNMP MIB Object Cnfig–>Activ–>Edit–>Port–>Prt n –>TxClock Set/Display rs232SyncPortClockSource for port n to internal or external Cnfig–>Activ–>Edit–>NET–>NET Framin[...]

F-1 3160-A2-GB21-80 March 1999 IP Network Addr essing Scenarios 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 typical customer netwo[...]

IP Network Addressing Scenarios F-2 3160-A2-GB21-80 March 1999 Scenario 1 The first scenario (Figure F-1) is a series of standalone 31xx Series devices daisy chained together , with remotes connected via the FDL. In this scenario, all 31xx Series devices are on the same subnet (135.18.1.0). The subnet mask for each device is FF .FF .FF .00. A stati[...]

IP Network Addressing Scenarios F-3 3160-A2-GB21-80 March 1999 Scenario 2 The second scenario (Figure F-2) is a carrier communicating with standalone remotes. This scenario is similar to the previous one, treating the carrier devices as the daisy-chained devices. All devices are still on the same subnet, and the subnet mask is FF .FF .FF .00. A sta[...]

IP Network Addressing Scenarios F-4 3160-A2-GB21-80 March 1999 Scenario 3 This third scenario (Figure F-3) shows a local carrier connected to remote carriers that have remote standalones. Each carrier must be on a separate subnet but, as in the previous scenario, the carrier-remote combination can share a common subnet. Once again, the subnet mask [...]

IP Network Addressing Scenarios F-5 3160-A2-GB21-80 March 1999 Scenario 4 An alternative addressing scheme, for the network is shown in Figure F-4. This example uses a subnet mask of FF .FF .00.00 for the COM port in the central-site carrier (only), with all of the remaining subnet masks set to FF .FF .FF .00. The advantage to this scheme is that o[...]

IP Network Addressing Scenarios F-6 3160-A2-GB21-80 March 1999 Scenario 5 Figure F-5 illustrates multiple COM ports on the same carrier connected to different NMSs. This might be used in service-provider applications, where some of the carrier ’s circuit cards (and their remotes) are managed by one NMS and other cards are managed by a different N[...]

G-1 3160-A2-GB21-80 March 1999 Fr ont Panel Emulation G Overview The DSU/CSU offers functionality through Front Panel Emulation software that is similar to that provided by the DSU/CSU front panel. The DSU/CSU can either be locally or remotely attached to a 386 or higher PC that has at least 4 MB of RAM. A copy of the DSU/CSU front panel appears on[...]

Front Panel Emulation G-2 3160-A2-GB21-80 March 1999  Procedur e T o install Front Panel Emulation software: 1. Insert the diskette into the appropriate drive. 2. Select File from Program Manager . 3. Choose Run. 4. T ype A:INST ALL and click OK. 5. An Information screen appears. Choose Continue to continue the installation. 6. T ype the letter [...]

Front Panel Emulation G-3 3160-A2-GB21-80 March 1999 Starting Fr ont Panel Emulation If the DSU/CSU selected is not locally attached to the PC, you must first dial to the remote DSU/CSU before starting front panel emulation. The modem attached to the PC must support A T commands for the Front Panel Emulation software to successfully place the call.[...]

Front Panel Emulation G-4 3160-A2-GB21-80 March 1999 6. If you chose a Local destination, click on the Execute button. If you chose a Remote destination, enter the telephone number of the far-end DSU/CSU in the Phone Number field, then click on the Dial button. 7. The front panel of the selected DSU/CSU appears on the PC. NOTE: When using Front Pan[...]

H-1 3160-A2-GB21-80 March 1999 Asynchr onous T erminal Operation H Overview Y ou can configure and manage the DSU/CSU from an asynchronous (async) terminal that is configured for 9.6 kbps, 8 characters, no parity , and 1 stop bit . This appendix provides operational examples to help you become familiar with the use of the async terminal for DSU/CSU[...]

Asynchronous T erminal Operation H-2 3160-A2-GB21-80 March 1999 Initiating an Asynchr onous T erminal Session Once the appropriate configuration option changes have been made and access is established, the Main Menu screen appears (unless a password is required). Figure H-1 shows the Main Menu screen for a standalone DSU/CSU. The carrier-mounted DS[...]

Asynchronous T erminal Operation H-3 3160-A2-GB21-80 March 1999 Ending an Asynchr onous T erminal Session T o end the async terminal session from any screen, press Ctrl-a to move from the Screen area to the Screen Function Keys area (Figure H-1), and then select E xit. main Customer ID: Node A Model: 31xx Slot: xx MAIN MENU Status Test Configuratio[...]

Asynchronous T erminal Operation H-4 3160-A2-GB21-80 March 1999 Menu Organization Async terminal menus differ from front panel menus in that they typically do not use abbreviations and, in some cases, provide a more direct access to an option or function. Figure H-2 shows the organization of the async terminal menu tree. Main Status 496-14997 T est[...]

Asynchronous T erminal Operation H-5 3160-A2-GB21-80 March 1999 Using Asynchr onous T erminal Scr eens  There are three types of async 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 H-1) or keyboard keys[...]

Asynchronous T erminal Operation H-6 3160-A2-GB21-80 March 1999 T able H-2. 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 Mov[...]

Asynchronous T erminal Operation H-7 3160-A2-GB21-80 March 1999 Setting Customer Identification The customer identification is used to uniquely identify the DSU/CSU.  Procedur e T o change the customer identification (Customer ID): 1. From the Main Menu screen, select Control. The Control screen appears. 2. From the Control screen, select Custom[...]

Asynchronous T erminal Operation H-8 3160-A2-GB21-80 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 Sta[...]

Asynchronous T erminal Operation H-9 3160-A2-GB21-80 March 1999 Changing Configuration Options Use the Configuration branch of the main menu to display or change DSU/CSU configuration options. Refer to Changing Configuration Options in Chapter 3, Operation , and Appendix C, Configuration Options . If the access level is not Level 1, the message Acc[...]

Asynchronous T erminal Operation H-10 3160-A2-GB21-80 March 1999 2. From the Load Configuration From screen, select a configuration option set to load ( Current , Customer 1 , Customer 2 , Default Factory 1 , or Default Factory 2 ). Y ou cannot edit the Default Factory configuration options, but you can display them. After selecting the set of conf[...]

Asynchronous T erminal Operation H-1 1 3160-A2-GB21-80 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 H-7). 2. From the Save Configuration T o screen, select a configuration option set ( Current , Customer 1 , or Customer 2 ). Save edi[...]

Asynchronous T erminal Operation H-12 3160-A2-GB21-80 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[...]

Asynchronous T erminal Operation H-13 3160-A2-GB21-80 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 s[...]

Asynchronous T erminal Operation H-14 3160-A2-GB21-80 March 1999 Entering a Password to Gain Access When access security is required, the Login screen (Figure H-10) 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 [...]

Asynchronous T erminal Operation H-15 3160-A2-GB21-80 March 1999 Configuration W orksheets for the Asynchronous T erminal Interface 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 Default Factory 1 are indicated by bold type. It is rec[...]

Asynchronous T erminal Operation H-16 3160-A2-GB21-80 March 1999 Sync Data Port Options (Port 1) Front Panel Equivalent V alue ( Default in Bold) Port T ype Port T ype E530 , V .35, RS449, X.21 Port Base Rate Base Rate Nx64 , Nx56 T ransmit Clock Source Tx Clock Internal , External Invert T ransmit Clock InvertTxC Enable, Disable Invert T ransmit a[...]

Asynchronous T erminal Operation H-17 3160-A2-GB21-80 March 1999 Sync Data Port Options (Port 2) Front Panel Equivalent V alue ( Default in Bold) Port T ype Port T ype E530 , V .35, RS449, X.21 Port Base Rate Base Rate Nx64 , Nx56 T ransmit Clock Source Tx Clock Internal , External Invert T ransmit Clock InvertTxC Enable, Disable Invert T ransmit a[...]

Asynchronous T erminal Operation H-18 3160-A2-GB21-80 March 1999 Sync Data Port Options (Port 3) Front Panel Equivalent V alue ( Default in Bold) Port T ype Port T ype E530 , V .35, RS449, X.21 Port Base Rate Base Rate Nx64 , Nx56 T ransmit Clock Source Tx Clock Internal , External Invert T ransmit Clock InvertTxC Enable, Disable Invert T ransmit a[...]

Asynchronous T erminal Operation H-19 3160-A2-GB21-80 March 1999 Sync Data Port Options (Port 4) Front Panel Equivalent V alue ( Default in Bold) Port T ype Port T ype E530 , V .35, RS449, X.21 Port Base Rate Base Rate Nx64 , Nx56 T ransmit Clock Source Tx Clock Internal , External Invert T ransmit Clock InvertTxC Enable, Disable Invert T ransmit a[...]

Asynchronous T erminal Operation H-20 3160-A2-GB21-80 March 1999 General Options Front Panel Equivalent V alue ( Default in Bold) Generate Y ellow Alarm Signals Gen Y ellow Enable , Disable Initial Self T est Self-T est Enable , Disable Primary Clock Source Clock Src Network , DTE, Internal, External, Port 1 External Clock Rate (KHz) Clock Rate 204[...]

Asynchronous T erminal Operation H-21 3160-A2-GB21-80 March 1999 User Interface: External Device Options Fr ont Panel Equivalent V alue ( Default in Bold) Nest COM Port Access Com Port Enable, Disable External Device Commands ComExtDev Disable , A T , Other Dial-In Access Dial-In Enable, Disable Connect Prefix ComConnPrefix T ext Field , Clear Conn[...]

Asynchronous T erminal Operation H-22 3160-A2-GB21-80 March 1999 User Interface: Auxiliary Port Options Front Panel Equivalent V alue ( Default in Bold) Port Use Aux Use None , Mgmt, Daisy Data Rate (Kbps) Aux Rate 9.6, 14.4, 19.2 , 38.4 Alarm and T rap Options Front Panel Equivalent V alue ( Default in Bold) ASCII Alarm Messages Alrm Msg Disable ,[...]

Asynchronous T erminal Operation H-23 3160-A2-GB21-80 March 1999 Management and Communication: General SNMP Management Options Front Panel Equivalent V alue ( Default in Bold) SNMP Management SNMP Mgt Enable, Disable Community Name 1 CommunityName1 T ext Field , Clear Name 1 Access Access 1 Read , R/W Community Name 2 CommunityName2 T ext Field , C[...]

Asynchronous T erminal Operation H-24 3160-A2-GB21-80 March 1999 This page intentionally left blank.[...]

I-1 3160-A2-GB21-80 March 1999 Equipment List I Equipment Feature Number Model 3160 DSU/CSU 3160-A2-210 Model 3164 DSU/CSU 3164-A2-210 Model 3165 DSU/CSU 3165-A2-210 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 e[...]

Equipment List I-2 3160-A2-GB21-80 March 1999 This page intentionally left blank.[...]

GL-1 3160-A2-GB21-80 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. Alternate Channel Alternate Mark Inversion. A method of allocating DS0 channels as a group, so that every alternate DS0 channel does not carry data,[...]

Glossary GL-2 3160-A2-GB21-80 March 1999 An 8-slot backplane that fit over one half of the open section of the 3000 Series Carrier . This is a passive assembly that provides interconnection capability between 3151 CSUs and 3161 DSU/CSUs and provides all interface connectors. American Wire Gauge. An indication of wire size. The heavier the gauge, th[...]

Glossary GL-3 3160-A2-GB21-80 March 1999 Communications port. A computer ’s serial communications port used to transmit to and receive data from a modem. The modem connects directly to this port. An identification used by an SNMP manager to grant an SNMP server access rights to a MIB. A proprietary product family name and a registered trademark o[...]

Glossary GL-4 3160-A2-GB21-80 March 1999 A mechanical, electrical, or electronic unit with a special purpose. A signal composed of only two discrete values, representing the binary digits 0 and 1. A thin, flexible magnetic disk enclose in a protective jacket. Download branch of the DSU/CSU menu tree. DTE Loopback. Loopback mode that loops the infor[...]

Glossary GL-5 3160-A2-GB21-80 March 1999 Electronic Industries Association. This organization provides standards for the data communications industry to ensure uniformity of interface between DTEs and DCEs. An Electronic Industries Association standard for a high-speed, 25-position, DCE/DTE interface. MIB objects unique to a specific company’s de[...]

Glossary GL-6 3160-A2-GB21-80 March 1999 Internet Control Management Protocol. Internet protocol that allows for the generation of error messages, tests packets, and information messages related to IP . Identity branch of the DSU/CSU menu tree. A shared boundary between functional units. The worldwide internetwork, which predominantly uses the TCP/[...]

Glossary GL-7 3160-A2-GB21-80 March 1999 Megabits per second. One megabit is 1,048,576 (1024 2 ) bits. The structure containing the menu hierarchy starting at a T op-Level menu and extending down to various device functions. Management Information Base. A database of managed objects used by SNMP to provide network management information and device [...]

Glossary GL-8 3160-A2-GB21-80 March 1999 A set of rules that determines the behavior of devices in achieving and maintaining communication. Public Switched T elephone Network. A network shared among many users who can use telephones to establish connections between two points. Also known as dial network. T est Patterns branch of the DSU/CSU menu tr[...]

Glossary GL-9 3160-A2-GB21-80 March 1999 Severely Errored Seconds. Usually defined as a second during which a specific number of CRC errors was exceeded, or an OOF or other critical error occurred. A command providing write access to SNMP MIB objects. Superframe. Also known as D4 framing, the T1 transmission standard that specifies 12 frames to be [...]

Glossary GL-10 3160-A2-GB21-80 March 1999 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). V olts alternating current. V olts direct current. V oice Frequency . The part of the audio frequency range used to transmit voice so[...]

IN-1 3160-A2-GB21-80 March 1999 Index A abort lamp test, 4-36– 4-38 loopback, 4-29– 4-38 test patterns, 4-34– 4-38 ac power module, 1-7, B-1 ACAMI method of channel allocation, 3-40– 3-68 Activ (Active) configuration area, functional description, 3-14 addressing. See IP (Internet Protocol) addressing agent, SNMP , 1-3 AIS (Alarm Indication [...]

Index IN-2 3160-A2-GB21-80 March 1999 configuration options procedure for changing, 3-14– 3-68 tables Alarm, C-27– C-52 Channel, C-10– C-52 DTE Interface, C-2– C-52 General, C-16– C-52 Network Interface, C-8– C-52 Port, C-3– C-52 SNMP , C-31– C-52 User Interface, C-18– C-52 worksheets, C-41– C-52, H-15 connectors, rear panel cab[...]

Index IN-3 3160-A2-GB21-80 March 1999 features, 1-1– 1-8 fractional T1, 2-1, 2-2 framing configuration option, C-2, C-8 front panel acquiring/releasing the user interface, 3-51– 3-68 operation, 3-1– 3-68 physical description, 1-3– 1-8, 3-1 Front Panel Emulation cabling example, 2-8 functional description, 1-2, 3-1, G-1– G-4 installation a[...]

Index IN-4 3160-A2-GB21-80 March 1999 status Performance Report, 4-8 Self-T est Health, 2-9, 4-2 T est Status, 4-37– 4-38 MIBs, SNMP . See SNMP , MIBs modem, D MODEM Port acquiring/releasing the user interface, 3-51– 3-68 configuration option, C-24 functional description, 1-2, 1-7 physical description, 1-5, 1-6 pin assignments, D-4– D-16 tech[...]

Index IN-5 3160-A2-GB21-80 March 1999 Q QRSS T est, 4-30 R rate auxiliary port, C-26 communications port, C-23 external clock, C-17 synchronous data port, C-13 rear panel connectors. See connectors, rear panel physical description, 1-5– 1-7 Rel (Release) branch, example of use, 3-53– 3-68 remote loopback, 4-19– 4-38 repeater loopback (RLB), 4[...]

Index IN-6 3160-A2-GB21-80 March 1999 timing. See clocking traps, SNMP . See SNMP , traps troubleshooting device health, 4-3– 4-38 diagnostic table, 4-14– 4-38 performance, 4-5– 4-38 power-up self-test, 2-10, 4-1– 4-38 TStat (T est Status) branch, example of use, 4-37– 4-38 U UAS (Unavailable Seconds) report, 4-9 User Configuration branch[...]