Page 2 - Trademarks; COPYRIGHT
ACCULINK 317x E1 DSU/CSU A December 1996 3170-A2-GB20-20 ACCULINK317x E1 Data Service Unit/Channel Service Unit Operator’s Guide3170-A2-GB20-20 3rd Edition (December 1996) Changes and enhancements to the product and to the information herein will be documented and issued as a new release. Warranty, ...
Page 3 - Important Safety Instructions
Important Instructions B 3170-A2-GB20-20 December 1996 Important Safety Instructions 1. Read and follow all warning notices and instructions marked on the product or included in themanual. 2. When an ac power source is used, this product is intended to be used with a three-wiregrounding type plug – ...
Page 4 - Notices; WARNING
ACCULINK 317x E1 DSU/CSU C December 1996 3170-A2-GB20-20 In addition, if the equipment is to be used with telecommunications circuits, take the followingprecautions: – Never install telephone wiring during a lightning storm. – Never install telephone jacks in wet locations unless the jack is specifi...
Page 5 - CE Marking
Important Instructions D 3170-A2-GB20-20 December 1996 CE Marking Models 3172-A1-410 and 3174-A1-410 Only Models 3172-A1-410 and 3174-A1-410 of this product are marked with the CE mark. This markhas been affixed to demonstrate full compliance with the following European Directives: • Directive 73/23...
Page 6 - Table of Contents; Preface; Introduction
i 3170-A2-GB20-20 December 1996 Table of Contents Preface Objectives and Reader Assumptions iii . . . . . . . . . . . . . . . . . . . . . . . . . Related Documents iii . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reference Documents iii . . . . . . . . . . . . . . . . ...
Page 7 - Maintenance
ACCULINK 317x E1 DSU/CSU ii December 1996 3170-A2-GB20-20 4. Maintenance Overview 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Self-Test Health 4-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Device Health and S...
Page 8 - Related Document
iii 3170-A2-GB20-20 December 1996 Preface Objectives and ReaderAssumptions This operator’s guide contains installation, operation, and maintenance information for the ACCULINK 317xE1 Data Service Unit (DSU)/Channel Service Unit (CSU). It is assumed that you are familiar with the operation of digital...
Page 9 - Overview; Features
1-1 3170-A2-GB20-20 December 1996 Introduction Overview 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Features 1-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 11 - Physical Description; Front Panel; Rear Panel
1-3 3170-A2-GB20-20 December 1996 Physical Description The E1 DSU/CSU series of products consists of a Model 3172 DSU/CSU (2-port) and a Model 3174DSU/CSU (4-port). Front Panel The E1 DSU/CSU front panel (Figure 1-1) contains, • One 2-line, 16-alphanumeric-character-per-lineliquid crystal display (L...
Page 13 - Rear Panel Connectors and Switches
Introduction 1-5 3170-A2-GB20-20 December 1996 Table 1-1 Rear Panel Connectors and Switches Name Function POWER Supplies power to the E1 DSU/CSU by providing an attachment for the ac powermodule or the optional dc power cable (+24 or – 48 Vdc). AUX PORT Supports SNMP LAN Adapter or daisy-chain conne...
Page 14 - Installation; Application Examples
2-1 3170-A2-GB20-20 December 1996 Installation Overview 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Application Examples 2-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 16 - SNMP Connection Examples; Figure 2-5. Direct Connection to an SNMP Manager
Installation 2-3 3170-A2-GB20-20 December 1996 SNMP Connection Examples The E1 DSU/CSU can be connected to an SNMP management system in a number of ways. Some examplesinclude: • Directly connecting the COM port to the SNMPmanager (Figure 2-5). • Connecting the COM port to a network device (e.g.,a ro...
Page 18 - CAUTION; Optional Power Sources; The E1 DSU/CSU is typically powered by the ac; Installing the +24 Vdc Power Supply
Installation 2-5 3170-A2-GB20-20 December 1996 Important Instructions Read and follow all warning notices and instructions marked on the E1 DSU/CSU or included in this guide. CAUTION Disconnect the power cablebefore connecting or removingany data cables at the rear ofthe unit. HANDLING PRECAUTIONS F...
Page 19 - 8 Vdc Single Source Power Supply Pinouts
ACCULINK 317x E1 DSU/CSU 2-6 December 1996 3170-A2-GB20-20 Installing the Single – ā 48 Vdc Power Supply To install the E1 DSU/CSU using a single source – 48 Vdc power supply, refer to Figure 2-11 and use thefollowing procedure. To install the – 48 Vdc single source power supply, 1. Connect the blac...
Page 20 - Installing the Redundant –; 8 Vdc Redundant Source Power Supply Pinouts
Installation 2-7 3170-A2-GB20-20 December 1996 Installing the Redundant – ā 48 Vdc Power Supply To install the E1 DSU/CSU using a redundant – 48 Vdc power supply, refer to Figure 2-12 and use the followingprocedure. To install the redundant – 48 Vdc power supply, 1. Connect the black wire to the – 4...
Page 21 - Cabling Examples
ACCULINK 317x E1 DSU/CSU 2-8 December 1996 3170-A2-GB20-20 Cabling Examples The E1 DSU/CSU is supplied with an ac power module. You must provide the DTE and network cables. Optional cables that you can order from the company are described in Appendix D, Pin Assignments. Figure 2-13 illustrates some ...
Page 23 - Operation
3-1 3170-A2-GB20-20 December 1996 Operation Overview 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Using the Front Panel 3-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ....
Page 24 - Using the Front Panel; NOTE
ACCULINK 317x E1 DSU/CSU 3-2 December 1996 3170-A2-GB20-20 Overview This chapter contains information for operating your E1 DSU/CSU. It includes a description of the front paneland sample procedures for configuring the E1 DSU/CSU. Using the Front Panel The E1 DSU/CSU front panel (Figure 3-1) consist...
Page 29 - Data Port LEDs
Operation 3-7 3170-A2-GB20-20 December 1996 Table 3-4 Data Port LEDs Name Color Meaning DTR Green Monitors the state of interchange circuit CD (CCITT 108/1, /2) – Data Terminal Readyreceived from the synchronous data DTE. ON : DTR is being asserted by the synchronous data DTE. OFF : DTR is not being...
Page 30 - Displaying Unit Identity
ACCULINK 317x E1 DSU/CSU 3-8 December 1996 3170-A2-GB20-20 Displaying Unit Identity The identity of the E1 DSU/CSU (serial number, model number, software revision level, hardware revision level,and customer identification) is available through theStatus branch of the front panel menu (see Appendix A...
Page 32 - Displaying LED Conditions
ACCULINK 317x E1 DSU/CSU 3-10 December 1996 3170-A2-GB20-20 Displaying LED Conditions The same conditions monitored by the front panel LEDs can also be monitored by the LED command. Thiscommand is most useful when the E1 DSU/CSU is beingaccessed remotely (see Appendix G, Front PanelEmulation). When ...
Page 34 - Displaying/Editing Configuration Options
ACCULINK 317x E1 DSU/CSU 3-12 December 1996 3170-A2-GB20-20 The configuration options are divided into functional groups. Appendix C contains a list of the configurationoptions and defaults. These groups are: • DTE (Drop/Insert) Interface (Table C-1) • Port (Table C-2) • Network Interface (Table C-3...
Page 35 - Saving Edit Changes; Selecting/Copying to a Specific Port
Operation 3-13 3170-A2-GB20-20 December 1996 Saving Edit Changes Save edit changes to the Active area when you want those changes to take effect immediately. Save editchanges to the Customer area when you want to overwritethe existing Customer configuration options and storethese changes for future ...
Page 36 - Selecting the Port
ACCULINK 317x E1 DSU/CSU 3-14 December 1996 3170-A2-GB20-20 7. Select the port from which you want to copy the configuration options using the correspondingFunction key. F1 Copy From:Prt1 Prt2 Prt3 F2 F3 8. Select the port to which you want to copy the configuration options using the correspondingFu...
Page 37 - Setting the IP Address
Operation 3-15 3170-A2-GB20-20 December 1996 7. Press F2 to configure the COM port as the management link to an external SNMP manager. F1 Com Use:Next SNMP ASCII F2 F3 Setting the IP Address The IP address is the address used by the SNMP manager to access the device. For devices using PPP, theIP add...
Page 38 - Selecting the Link Layer Protocol
ACCULINK 317x E1 DSU/CSU 3-16 December 1996 3170-A2-GB20-20 10. When you are through changing the IP address, you must press F3 (Save) to save the value.Otherwise, the original value will be retained. F1 010.155.111.222Up Down Save F2 F3 Selecting the Link Layer Protocol Two link layer protocols, Po...
Page 40 - Configuring SNMP Traps; Enabling SNMP Trap Messages
ACCULINK 317x E1 DSU/CSU 3-18 December 1996 3170-A2-GB20-20 11. Press F1 (Next) until the Access 1 configuration option appears. F1 CommunityName1:Next Edit Clear F2 F3 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 acce...
Page 41 - Selecting the Number of Trap Managers
Operation 3-19 3170-A2-GB20-20 December 1996 Selecting the Number of Trap Managers If you intend to issue traps to an SNMP manager(s) from this device, you must specify the number of SNMPmanagers that are to receive the traps. To specify the number of SNMP managers to receive traps from this device,...
Page 42 - Configuring DS0 Channels
ACCULINK 317x E1 DSU/CSU 3-20 December 1996 3170-A2-GB20-20 Configuring DS0 Channels The E1 DSU/CSU provides channel configuration options that allow you to do the following: • Display the DS0 assignments for the Network, DTEDrop/Insert, and data port interfaces. • Allocate DS0 channels on the DTE D...
Page 44 - DTE Drop/Insert Interface
ACCULINK 317x E1 DSU/CSU 3-22 December 1996 3170-A2-GB20-20 Network E1 Interface Network Channel Allocation N1 D1 N2 D2 N3 D3 N4 D4 N5 D5 N6 N7 N8 N9 N10 D10 N11 D11 N12 D12 N13 D13 N14 N15 N16 D16 N17 N18 N19 N20 N21 N22 Prt1 N23 Prt1 N24 Prt3 N25 Prt2 N26 Prt2 N27 Prt2 N28 Prt2 N29 Prt2 N30 Prt2 N...
Page 47 - Port Chan
Operation 3-25 3170-A2-GB20-20 December 1996 Port Chan Conf Options Value Assign To NET, DTE, Prt2, Prt3, Prt4 Assign By Block, Chan Port 1 If Assign By Block Port Rate Nx64: 64, 128, 192, 256, 320, 384, 448, 512, 576,640, 704, 768, 832, 896, 960, 1024, 1088, 1152,1216, 1280, 1344, 1408, 1472, 1536,...
Page 49 - Displaying DS0 Channel Assignments; Display Channel Symbols
Operation 3-27 3170-A2-GB20-20 December 1996 Displaying DS0 Channel Assignments Use the Display command (in the Channel Configuration branch) to view how the DS0 channels arecurrently allocated. Line 1 of the display shows the 31 channels of the selected interface. Pressing or scrolls the next three...
Page 50 - Allocating Data Ports; Block – Allows a block of contiguous channels to be
ACCULINK 317x E1 DSU/CSU 3-28 December 1996 3170-A2-GB20-20 8. If you selected NET the channels allocated to the Network E1 interface are displayed. Line 1displays the 31 channels for the Network E1interface, while Line 2 displays what is allocatedto the DS0 channel shown in Line 1. Pressing the or ...
Page 51 - Block Channel Assignment Method
Operation 3-29 3170-A2-GB20-20 December 1996 7. Select the desired port by pressing its corresponding Function key. F1 Channel Config:Prt1 Prt2 Prt3 F2 F3 8. The configuration option for the data port channel allocation destination appears on the screen. SelectNET to assign this port to the Network ...
Page 52 - Individual Channel Assignment Method
ACCULINK 317x E1 DSU/CSU 3-30 December 1996 3170-A2-GB20-20 Individual Channel Assignment Method The Assign By configuration option screen appears after you select a port. To assign by the individual channel method, 1. Press F3 (Chan). F1 Assign By:Next Block Chan F2 F3 2. Press F1 (Next) to display...
Page 54 - Clearing DS0 Channel Allocation; Providing Backup Capability
ACCULINK 317x E1 DSU/CSU 3-32 December 1996 3170-A2-GB20-20 Clearing DS0 Channel Allocation You can clear (deallocate) all the DS0 channels currently allocated to either the Network E1 interface, theDTE Drop/Insert interface, or the synchronous data ports. To clear DS0 channel allocation, 1. Press F...
Page 55 - Selecting the Timing Source; Figure 3-12. Common Clocking Configurations
Operation 3-33 3170-A2-GB20-20 December 1996 Selecting the Timing Source The E1 DSU/CSU provides the ability to select a primary clock (timing) source that is used to synchronizeall of the E1 and data port interfaces on the E1 DSU/CSU.The clock for each interface is at the appropriate rate forthat i...
Page 56 - Configuring for Network Timing; Configuring for External Timing
ACCULINK 317x E1 DSU/CSU 3-34 December 1996 3170-A2-GB20-20 Configuring for Network Timing To configure for network timing, 1. Press F3 to select Cnfig from the top-level menu screen. 2. Select the configuration option set to be copied into the Edit area by using the appropriateFunction key. Use the...
Page 57 - Acquiring the Active User Interface
Operation 3-35 3170-A2-GB20-20 December 1996 F1 Clock Rate:2048Next 2048 8 F2 F3 Acquiring/Releasing the User Interface You can access the user interface from either the front panel or the COM port. The E1 DSU/CSU allows onlyone user interface to be active at a time. The front panel isthe default us...
Page 59 - Changing User Interface Access Security
Operation 3-37 3170-A2-GB20-20 December 1996 E1 DSU/CSU User InterfaceAccess Security NOTE This page of the manual is self-supporting and can be removed toprevent unwanted knowledge of thesecurity access levels and theirselection. The user interface access security option allows you to limit access ...
Page 61 - Self-Test Health Messages
ACCULINK 317x E1 DSU/CSU 4-2 December 1996 3170-A2-GB20-20 Overview The E1 DSU/CSU can detect and report faults, and perform diagnostic tests. These features ensure that yourE1 DSU/CSU is giving you optimum performance in yournetwork. Self-Test Health Use the Self-Test Health command to display the ...
Page 62 - Device Health and Status
Maintenance 4-3 3170-A2-GB20-20 December 1996 Device Health and Status Use the Device Health and Status branch to view current health and status of the E1 DSU/CSU. When youaccess this branch, one or more status messages appear inpriority order (highest to lowest) on Line 2 of the LCD.On the front pa...
Page 64 - Network Performance Reports
Maintenance 4-5 3170-A2-GB20-20 December 1996 Network Performance Reports Network performance is continuously monitored and maintained in network aggregate registers (NET) and, ifconfigured for EDL, in far-end and near-end portregisters. Network aggregate registers (NET) are status registers that co...
Page 66 - Performance Registers
Maintenance 4-7 3170-A2-GB20-20 December 1996 Table 4-3 (1 of 2) Performance Registers Register Interval Description Totals Description Event Error events counter. An error event is a framewith either a Cyclic Redundancy Check (CRC)error or an Out Of Frame (OOF) event. Themaximum count is 65,535. Th...
Page 68 - Alarms
Maintenance 4-9 3170-A2-GB20-20 December 1996 Alarms The E1 DSU/CSU can be attached, either locally or remotely, to an ASCII terminal or printer to display orprint alarm messages. The Communications (COM) portcan be used as the destination for Alarm Set and AlarmClear messages. This enables an ASCII...
Page 69 - SNMP Traps
ACCULINK 317x E1 DSU/CSU 4-10 December 1996 3170-A2-GB20-20 SNMP Traps A trap is an unsolicited message that is sent from the E1 DSU/CSU to an SNMP manager when the devicedetects certain, pre-specified conditions. These trapsenable the SNMP manager to monitor the state of thenetwork. The SNMP Trap c...
Page 70 - Troubleshooting
Maintenance 4-11 3170-A2-GB20-20 December 1996 Troubleshooting The E1 DSU/CSU is designed to provide you with many years of trouble-free service. However, Table 4-6gives you some direction if a problem occurs. For problems other than those listed in the table, pleasecontact your service representati...
Page 72 - Test Jacks; Test Jack Functions
Maintenance 4-13 3170-A2-GB20-20 December 1996 Test Jacks Six test jacks are located on the front panel (Figure 4-1). These test jacks allow for two break-in tests(Network In and Network Out) and four monitor accesspoints (Equipment Monitor In, Equipment Monitor Out,Network Monitor In, and Network M...
Page 73 - Test Commands; Remote Loopback Tests
ACCULINK 317x E1 DSU/CSU 4-14 December 1996 3170-A2-GB20-20 Test Commands The test commands enable you to run loopbacks and test patterns on the E1 DSU/CSU, and to test the frontpanel LEDs. These tests can help you isolate areas oftrouble if you are having problems with your E1DSU/CSU. To access all...
Page 74 - Local Loopback Tests; Valid Loopback Combinations
Maintenance 4-15 3170-A2-GB20-20 December 1996 Local Loopback Tests The Local Loopback tests enable you to conduct circuit testing and fault isolation for the digital line. Thesupported local loopback tests are: • Line Loopback (LLB) • Payload Loopback (PLB) • DTE Loopback (DLB) • Repeater Loopback ...
Page 76 - Starting a DTE Loopback
Maintenance 4-17 3170-A2-GB20-20 December 1996 Starting a DTE Loopback The DTE Loopback command (DLB) loops the received signal on the DTE Drop/Insert port back to theDTE without change. A DTE loopback can be activated and deactivated based on the state of an external contact on the DTEDrop/Insert p...
Page 77 - Starting a Data Channel Loopback
ACCULINK 317x E1 DSU/CSU 4-18 December 1996 3170-A2-GB20-20 3. From the Loopback screen, press twice to display the RLB selection on the screen. F1 Loopback:Abort LLB PLB F2 F3 4. Press F3 to select RLB. F1 Loopback:PLB DLB RLB F2 F3 Test Started appears on Line 2. If a Repeaterloopback is already i...
Page 78 - Starting a Data Terminal Loopback
Maintenance 4-19 3170-A2-GB20-20 December 1996 Starting a Data Terminal Loopback The Data Terminal Loopback command (DTLB) loops the data received from the selected port, for all DS0channels allocated to the port, back out of the port. Thisloopback occurs after the data passes through the portcircui...
Page 79 - Test Patterns; Sending Test Patterns
ACCULINK 317x E1 DSU/CSU 4-20 December 1996 3170-A2-GB20-20 4. From the Loopback Abort screen, press the desired Function key to abort All or one specificloopback test. Use the scroll keys, if necessary. F1 Loopback: AbortAll LLB PLB F2 F3 If you select ALL, LLB, PLB, DLB, or RLB, skipStep 5. NOTE D...
Page 80 - Valid Send Test Pattern Combinations
Maintenance 4-21 3170-A2-GB20-20 December 1996 4. From the Patterns Send screen, press F1 to send a 511 pattern, F2 to send a 1-in-8 pattern, or F3 tosend a QRSS pattern. F1 Patterns: Send511 1in8 QRSS F2 F3 If you send a 1-in-8 pattern, skip Step 5. 5. From the Send screen, press the Function key t...
Page 81 - Aborting Test Patterns
ACCULINK 317x E1 DSU/CSU 4-22 December 1996 3170-A2-GB20-20 Monitoring Test Patterns on Individual Data Ports Use the Monitor command to monitor QRSS or 511 test patterns on the channels allocated to an individualdata port. This command provides the number of errors detected in the test pattern (5 d...
Page 82 - Lamp Test; Starting a Lamp Test
Maintenance 4-23 3170-A2-GB20-20 December 1996 4. From the Patterns Abort screen, press the desired Function key to abort either All active testpatterns, active Send test patterns, or the activeMonitor (Mon) test pattern. F1 Patterns: AbortAll Send Mon F2 F3 If you select All, the E1 DSU/CSU termina...
Page 83 - Aborting a Lamp Test
ACCULINK 317x E1 DSU/CSU 4-24 December 1996 3170-A2-GB20-20 5. The following screens alternately appear on the LCD until you press a Function key to return tothe Lamp Test screen. In addition, all LEDs blink. F1 F2 F3 F1 0123456789 : ; < = > ?@ABCDEFGHIJKLMNO F2 F3 6. When you are satisfied th...
Page 84 - Test Status Messages
Maintenance 4-25 3170-A2-GB20-20 December 1996 Table 4-10 Test Status Messages Message Description No Test Active No tests are currently active. LLB Test Active The network interface is in Line loopback. PLB Test Active The network interface is in Payload loopback. DLB Test Active The DTE Drop/Inser...
Page 85 - Front Panel Menu
A-1 3170-A2-GB20-20 December 1996 Front Panel Menu DSU E1 CEPT Stat Test 495-14606-03 DevHs STest Perf TStat LED ID E1 Prtn Rlpbk Lpbk Ptrns Lamp Cnfig Edit Save Load Edit Area From: Choose Function: Cust1 Activ Cust2 Ctrl Rel ClrReg Reset CID LED DL DTE Prt1 Prt2 Prt3 Prt4 PLB DLB RLB LLB Abort DCL...
Page 86 - Technical Specifications; Specifications
B-1 3170-A2-GB20-20 December 1996 Technical Specifications Overview B-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Overview The technical specifications for the Models 3172 and 3174 DSU/CSUs are ...
Page 88 - Configuration Options
C-1 3170-A2-GB20-20 December 1996 Configuration Options Overview C-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . DTE Interface Configuration Options C-2 . . . . . . . . . . . . . . . . . . . . . ....
Page 89 - DTE Interface Configuration Options
ACCULINK 317x E1 DSU/CSU C-2 December 1996 3170-A2-GB20-20 DTE Interface ConfigurationOptions Table C-1 DTE Interface Configuration Options DTE Port: EnabNext Enab Disab Prev DTE Drop/Insert Port. Enables the use of the DTE Drop/Insert port. Enab – Allows the use of the DTE Drop/Insert interface. Di...
Page 90 - Port Configuration Options
Configuration Options C-3 3170-A2-GB20-20 December 1996 Port Configuration Options Table C-2 (1 of 4) Port Configuration Options Port Type: E530Next E530 V.35 RS449 Prev Data Port Type. Allows selection of the data port interface type. E530 – Configures the port as an EIA 530A compatible interface. ...
Page 94 - Network Interface Configuration Options
Configuration Options C-7 3170-A2-GB20-20 December 1996 Network InterfaceConfiguration Options Table C-3 Network Interface Configuration Options NET Frame: noCRCNext CRC4 noCRC Prev Network Line Framing Format. Designates the framing format for the Network E1 interface. CRC4 – Configures for the CRC...
Page 96 - Data Port Channel Configuration Options
Configuration Options C-9 3170-A2-GB20-20 December 1996 Table C-5 (1 of 3) Data Port Channel Configuration Options 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 P...
Page 99 - General Configuration Options
ACCULINK 317x E1 DSU/CSU C-12 December 1996 3170-A2-GB20-20 General Configuration Options Table C-6 General Configuration Options Pri Clk Src: NETNext NET DTE Prt1 Prt2 Prt3 Prt4 Int Ext Prev Primary Clock Source. Specifies the primary clock source for the E1 DSU/CSU. This selection synchronizes all...
Page 100 - User Interface Configuration Options
Configuration Options C-13 3170-A2-GB20-20 December 1996 User Interface Configuration Options Table C-7 (1 of 3) User Interface Configuration Options Self-Test: EnabNext Enab Disab Prev Initial Self-Test. Specifies whether the E1 DSU/CSU performs a device self-test at power-up and after a device res...
Page 103 - Alarm Configuration Options
ACCULINK 317x E1 DSU/CSU C-16 December 1996 3170-A2-GB20-20 Alarm Configuration Options Table C-8 Alarm Configuration Options Alrm Msg: DisabNext Enab Disab Prev Alarm Messages. Controls the generation of alarm messages, which are routed to an ASCII terminal or printer attached tothe communication p...
Page 104 - SNMP Configuration Options; General SNMP Configuration Options
Configuration Options C-17 3170-A2-GB20-20 December 1996 SNMP Configuration Options The SNMP configuration options are divided into two tables as follows: • General SNMP Configuration Options (Table C-9) • SNMP Trap Configuration Options (Table C-10) Table C-9 (1 of 4) General SNMP Configuration Opt...
Page 108 - SNMP Trap Configuration Options
Configuration Options C-21 3170-A2-GB20-20 December 1996 Table C-10 (1 of 2) SNMP Trap Configuration Options Num Trap Mgrs: 1Next 1 2 3 4 5 6 Prev Number of Trap Managers. Specifies the number of SNMP trap managers that are to receive traps for this unit. NOTE: You must configure an IP address for e...
Page 110 - Configuration Worksheets
Configuration Options C-23 3170-A2-GB20-20 December 1996 Configuration Worksheets This section contains one set of blank worksheets to be used when configuring your E1 DSU/CSU in the network.It is recommended that you copy these blank worksheetsbefore using them. DTE Options Value DTE Port Enab, Dis...
Page 112 - Network E1 Interface
Configuration Options C-25 3170-A2-GB20-20 December 1996 Network E1 Interface Network Channel Allocation N1 N2 N3 N4 N5 N6 N7 N8 N9 N10 N11 N12 N13 N14 N15 N16 N17 N18 N19 N20 N21 N22 N23 N24 N25 N26 N27 N28 N29 N30 N31 Allocations D1 – D31 indicates allocation to DTEDrop/Insert channels. Prt1 – Prt...
Page 116 - Pin Assignments
D-1 3170-A2-GB20-20 December 1996 Pin Assignments Overview D-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . E1 Network Interface D-2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 117 - E1 Network Interface; Signal
ACCULINK 317x E1 DSU/CSU D-2 December 1996 3170-A2-GB20-20 E1 Network Interface The E1 network interface is either two BNC connectors (Transmit and Receive) for a 75 ohm unbalancedinterface, or an RJ48C, 8-position, unkeyed modularconnector (Table D-1) for a 120 ohm balanced interface. The E1 120 oh...
Page 119 - AUX Port Interface
ACCULINK 317x E1 DSU/CSU D-4 December 1996 3170-A2-GB20-20 AUX Port Interface The Auxiliary (AUX) port connects to the SNMP LAN Adapter for SNMP applications, or to another E1DSU/CSU’s COM port for daisy chain connectivity. (TheSNMP LAN Adapter includes the cable that is neededto attach it to the E1...
Page 120 - COM Port Interface
Pin Assignments D-5 3170-A2-GB20-20 December 1996 COM Port Interface The COM port connects to a PC for front panel emulation, to an ASCII terminal or printer for alarms, to anetwork device (e.g., a router) for SNMP applications, tothe SNMP LAN Adapter for SNMP applications, or toanother E1 DSU/CSU’s...
Page 129 - Power Input Connector; DC Power Connector; Optional DC Power Cable
ACCULINK 317x E1 DSU/CSU D-14 December 1996 3170-A2-GB20-20 Power Input Connector The input power connector leads are shown in Table D-9. Table D-9 DC Power Connector Signal Pin Number – 48 Vdc Return 1, 2 – 48 Vdc A 6 – 48 Vdc B 5 +24 Vdc 5 +24 Vdc Return 4 Chassis Ground 3 Optional DC Power Cable ...
Page 130 - External Clock Interface; External Clock Connector
Pin Assignments D-15 3170-A2-GB20-20 December 1996 External Clock Interface The External Clock connector pinouts are in Table D-10. A cable diagram is shown in Figure D-9. This is a customer-supplied cable. Table D-10 External Clock Connector Signal Pin Number Shield 1 Clock (+) (RS422 only) 2 Clock...
Page 131 - SNMP MIB Objects; System Group
E-1 3170-A2-GB20-20 December 1996 SNMP MIB Objects Overview E-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Management Information Base (MIB) II (RFC 1213) E-1 . . . . . . . . . . . . . . . . . . ...
Page 132 - System Group – “sysDescr” Object (system 1); Interface Group, MIB II
ACCULINK 317x E1 DSU/CSU E-2 December 1996 3170-A2-GB20-20 IP Group Supported. ICMP Group Supported. TCP Group Not supported since the TCPprotocol is not supported by theE1 DSU/CSU. UDP Group Supported. EGP Group Not supported since the EGPprotocol is not supported by theE1 DSU/CSU. TransmissionGrou...
Page 134 - Interface Group – “ifMtu” Object (ifEntry 4); Interface Group – “ifSpeed” Object (ifEntry 5)
ACCULINK 317x E1 DSU/CSU E-4 December 1996 3170-A2-GB20-20 Interface Group – “ifMtu” Object (ifEntry 4) This object identifies the largest datagram that can be sent or received on the interface. It is applicable only tothe interface configured as the SNMP management link.This object is zero for all ...
Page 137 - Transmission Group, MIB II
E-7 3170-A2-GB20-20 December 1996 IP Group – “ipRouteProto” Object (ipRouteEntry 9) This object is a read-only object and may have the following values in the E1 DSU/CSU. • other(1) – Temporary route added by IP. • local(2) – Route added or modified as a result ofuser configuration via the front pan...
Page 146 - SNMP MIB to Front Panel Command Cross-Reference
ACCULINK 317x E1 DSU/CSU E-16 December 1996 3170-A2-GB20-20 Correlation between MenuCommands and SNMP Objects Table 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 usingaccess to the SNMP database. SNM...
Page 149 - IP Network Addressing Scenario; IP Network Addressing
F-1 3170-A2-GB20-20 December 1996 IP Network Addressing Scenario Overview F-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IP Network Addressing F-1 . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 150 - Figure F-1. Daisy-Chained Standalone Devices at the Central Site
ACCULINK 317x E1 DSU/CSU F-2 December 1996 3170-A2-GB20-20 ETHERNET 135.18.1.2 496-14645-03 LAN ADAPTER COMSPHERE 3610 COMSPHERE 3610 COMSPHERE 3610 COMSPHERE 3610 COMSPHERE 3610 COMSPHERE 3610 COMSPHERE 3610 135.18.1.3 135.18.1.4 135.18.1.5 135.18.1.7 135.18.1.6 135.18.1.1 135.18.1.1 135.18.40.1 AU...
Page 151 - Front Panel Emulation
G-1 3170-A2-GB20-20 December 1996 Front Panel Emulation Overview G-1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Installing Front Panel Emulation Software G-1 . . . . . . . . . . . . . . . . . . ....
Page 153 - Equipment List; Equipment
H-1 3170-A2-GB20-20 December 1996 Equipment List Equipment Feature Number COMCODE Model 3172 DSU/CSU (120 Vac) 3172-A1-310 107608903 Model 3174 DSU/CSU (120 Vac) 3174-A1-310 107608911 Model 3172 DSU/CSU (100 to 240 Vac) 3172-A1-410 107764516 Model 3174 DSU/CSU (100 to 240 Vac) 3174-A1-410 107764524 ...
Page 154 - Glossary
Glossary-1 3170-A2-GB20-20 December 1996 Glossary Activ Active configuration area. The configuration option set that is currently active forthe device. Before a configuration option set becomes active, you must save the setto the Active configuration area. adapter Hardware that provides some transit...
Page 162 - warmStart trap; XTXC
Glossary Glossary-9 3170-A2-GB20-20 December 1996 warmStart trap An SNMP trap that indicates that the device has reinitialized itself. wireless communications The transmission of voice and/or data over the airwaves. XTXC External Transmit Clock. V.24 circuit 113. 1in8 Test A test pattern consisting ...
Page 163 - Index
Index-1 3170-A2-GB20-20 December 1996 Index A abort lamp test, 4-24loopback, 4-19–4-20test patterns, 4-22–4-23 ac power module, 1-5, B-1Activ (Active) configuration area functional description, 3-11in the menu tree, A-1 addressing. See IP (Internet Protocol) addressingagent, SNMP, 1-2AIS (Alarm Indi...
