Verilink NCC 2020 (880-503284-001) Product Manual Manual do Utilizador

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Página 1 - User Manual

Verilink NCC 2020 User ManualSeptember 1999P/N 880-503284-001-A1

Página 2 - FCC Requirements

Overview1-2 Verilink NCC 2020 User Manual•Verilink proprietary management program Access Manager 2000, which operates only under Windows™ 3.1.•Verilin

Página 3 - Lithium Battery

OverviewVerilink NCC 2020 User Manual1-3ComponentsThe complete NCC 2020 assembly consists of a front-panel module and a rear panel connector interface

Página 4 - Safety Precautions

Overview1-4 Verilink NCC 2020 User ManualThumbwheel SwitchesThe thumbwheel switches on the front of the NCC 2020 module are provided as a measure of l

Página 5 - Publications Staff

OverviewVerilink NCC 2020 User Manual1-5Port UsageTable 1-3 lists the connectors on both front and rear modules with details about their uses:Table 1-

Página 6

Overview1-6 Verilink NCC 2020 User Manual

Página 7 - Table of Contents

Verilink NCC 2020 User Manual2-1Chapter2Quick Set-UpThis section details a quick, step-by-step procedure for configuring the NCC 2020. For this quick

Página 8

Quick Set-Up2-2 Verilink NCC 2020 User ManualLoginPress ENTER.The prompt YOUR PASSWORD? YOUR PASSWORD? YOUR PASSWORD? YOUR PASSWORD? is displayed.Init

Página 9

Quick Set-UpVerilink NCC 2020 User Manual2-3Figure 2-3 NCC 2020 Configuration Menu The factory default values for the NCC 2020 are shown. The unit

Página 10

Quick Set-Up2-4 Verilink NCC 2020 User Manual4. For this example, a Network Service Provider (NSP—the phone company) is providing a timing signal with

Página 11 - Components

Quick Set-UpVerilink NCC 2020 User Manual2-5The error message, in this case, means that the DIU 2130 is new and has never been assigned to any CSU mod

Página 12 - CIMs for NCC

iiVerilink NCC 2020 User ManualCopyright NoticeCopyright  1999 Verilink Corporation. All rights reserved.This document does not create any express or

Página 13 - Port Usage

Quick Set-Up2-6 Verilink NCC 2020 User Manualinstead of typing “p” use a port number (1 or 2). For this example timeslots 1 through 12 are to be used

Página 14 - Overview

Quick Set-UpVerilink NCC 2020 User Manual2-7The remaining options are correct for this example. The T1 circuit and DTE should now be connected.Once th

Página 15 - Quick Set-Up

Quick Set-Up2-8 Verilink NCC 2020 User Manual

Página 16 - Configuration

Verilink NCC 2020 User Manual3-1Chapter3ConfigurationThis chapter covers using the Craft interface to configure the CSU portion of the NCC 2020 Node C

Página 17

Configuration3-2 Verilink NCC 2020 User ManualYour computer may have a DB-9 connector, requiring a second cable or adapter to complete the connection.

Página 18 - DIU 2130

ConfigurationVerilink NCC 2020 User Manual3-3Table 3-3 NCC 2020 Main Menu CommandsThe Configuration MenuIn the Main Menu shown in Figure 3-1, the elem

Página 19

Configuration3-4 Verilink NCC 2020 User ManualUse the command “C”, which brings up the Configuration Menu for the element.Figure 3-2 CSU Configuration

Página 20

ConfigurationVerilink NCC 2020 User Manual3-5Table 3-4 CSU Configuration OptionsMenu Option Description InstructionsW) framing Selects T1 framing mode

Página 21 - Verilink NCC 2020 User Manual

Configuration3-6 Verilink NCC 2020 User ManualM) distance Cable length option, used to increase DSX-1 signal strength when DSX-1 cable is long. Choice

Página 22

ConfigurationVerilink NCC 2020 User Manual3-7C1-C5) canned configAllows selection of any of five complete configurations which all use CSU mode (no DI

Página 23

Verilink NCC 2020 User Manualiii • If the telephone company alters its equipment in a manner that can affect the use of this device, it must give you

Página 24 - Logging On

Configuration3-8 Verilink NCC 2020 User ManualModeThe CSU portion of an NCC 2020, a TAC 2010 CSU, has three distinctly different modes of operation. T

Página 25 - The Configuration Menu

ConfigurationVerilink NCC 2020 User Manual3-9Drop and InsertModeDrop and Insert mode combines the features of CSU mode and Mux mode. The DSX-1 equipme

Página 26 - Menu Commands

Configuration3-10 Verilink NCC 2020 User ManualFigure 3-4 Node Administration Menu Node Administration CommandsTable 3-5 lists the commands availabl

Página 27

ConfigurationVerilink NCC 2020 User Manual3-11Management Channel MenuWhen M is selected on the NCC 2020 Node Administration Menu, the Management Chann

Página 28

Configuration3-12 Verilink NCC 2020 User ManualManagementChannel OptionsThe Management Channel Menu is used to configure the DB-9 Management Port In i

Página 29

ConfigurationVerilink NCC 2020 User Manual3-13The options on the Management Channel Menu are documented in Table 3-6 below.Table 3-6 Management Channe

Página 30 - Mux Mode

Configuration3-14 Verilink NCC 2020 User ManualFirmware Upgrade ProceduresFirmware upgrades to an NCC 2020 may be done in two ways:•Replacing the sock

Página 31 - Node Administration

ConfigurationVerilink NCC 2020 User Manual3-15For details on using Node Manager to upgrade an NCC 2020 or the other modules it controls, refer to the

Página 32 - Commands

Configuration3-16 Verilink NCC 2020 User ManualTable 3-7 Thumbwheel Switch CommandsCode Applies to Description01 to 30 Any of first 30 modulesSelects

Página 33 - Channel Menu

ConfigurationVerilink NCC 2020 User Manual3-1753 NCC 2020 TAC 2010Selects DSX-1 Equipment cable length of 399-532 ft.54 NCC 2020 TAC 2010Selects DSX-1

Página 34 - Channel Options

ivVerilink NCC 2020 User ManualDeutschVORSICHT!Explosionsgefahr bei unsachgemäßem Ersetzen der Batterie! Batterie gleichen Typs und gleicher Qualität

Página 35 - Table 3-6 below

Configuration3-18 Verilink NCC 2020 User Manual81 TAC 2130 DIU 2130Canned configuration #1, assigns all 24 timeslots to data port #1.82 TAC 2130 DIU 2

Página 36 - Firmware Upgrade Procedures

Verilink NCC 2020 User Manual4-1Chapter4Performance MonitoringOnce the NCC 2020 is installed, the performance monitoring routines allow you to monitor

Página 37 - Thumbwheel Switches

Performance Monitoring4-2 Verilink NCC 2020 User ManualDefinitionsThe acronyms shown on the Performance Monitoring Menu are described in Table 4-1 be

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Performance MonitoringVerilink NCC 2020 User Manual4-324-hour Errored SecondsThe 24-hour Errored Seconds selection on the Performance Monitoring Menu

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Performance Monitoring4-4 Verilink NCC 2020 User Manual24-Hour Bursty Errored SecondsBursty Errored Seconds are more severe than errored seconds and m

Página 40

Performance MonitoringVerilink NCC 2020 User Manual4-524-Hour Severely Errored SecondsSeverely Errored Seconds pose a serious threat to the integrity

Página 41 - Performance Monitoring

Performance Monitoring4-6 Verilink NCC 2020 User Manual24-Hour Unavailable SecondsAfter ten Severely Errored Seconds in a row, the CSU begins to count

Página 42 - One Hour

Performance MonitoringVerilink NCC 2020 User Manual4-724-Hour Loss of Frame CountA loss of frame synchronization on a T1 circuit causes a loss of all

Página 43 - 24-hour Errored

Performance Monitoring4-8 Verilink NCC 2020 User Manual

Página 44 - Errored Seconds

Verilink NCC 2020 User Manual5-1Chapter5DiagnosticsWhile installing your NCC 2020, or after it has been placed into service, the Diagnostic routines a

Página 45 - 24-Hour Severely

Verilink NCC 2020 User Manualv • This product should be operated only from the type of power source indicated on the marking label and manual. If you

Página 46 - Unavailable

Diagnostics5-2 Verilink NCC 2020 User ManualDiagnostics MenuA sample of the Diagnostics Menu is shown below in Figure 5-1.In this example, the word PU

Página 47 - Reset Registers

DiagnosticsVerilink NCC 2020 User Manual5-3Figure 5-2 Diagnostics Menu Status MessagesThe status messages which may appear on the Diagnostics Menu a

Página 48

Diagnostics5-4 Verilink NCC 2020 User ManualDiagnostic CommandsThere are seventeen command options available on the NCC 2020 diagnostics menu. Table

Página 49 - Diagnostics

DiagnosticsVerilink NCC 2020 User Manual5-53) 1 in 8 Starts 1 in 8 test. CSU transmits a 1-in-8 pattern, which guarantees one bit of every 8 will be a

Página 50

Diagnostics5-6 Verilink NCC 2020 User ManualFront Panel LEDsThis section describes the function of the NCC 2020 LED indicators.EQPT LEDThe EQPT (equip

Página 51 - Status Messages

DiagnosticsVerilink NCC 2020 User Manual5-7STAT LEDThe STAT (CSU status) LED is a tri-color indicator with six states, as follows: Table 5-4 Stat LE

Página 52 - Diagnostic

Diagnostics5-8 Verilink NCC 2020 User ManualTest ProceduresTesting may generally be divided into two categories, tests which are conducted to verify a

Página 53

DiagnosticsVerilink NCC 2020 User Manual5-9Figure 5-4 Sending and Receiving PatternIf the QRSS pattern is received with no errors, the Test Error Coun

Página 54 - Front Panel LEDs

Diagnostics5-10 Verilink NCC 2020 User ManualTroubleshootingWhen it is known that a problem exists in a T1 network application, a different approach i

Página 55 - STAT LED

DiagnosticsVerilink NCC 2020 User Manual5-11Table 5-6 Troubleshooting TipsTrouble SuggestionSignal loss — verify that a T1 circuit is connected to the

Página 56 - Test Procedures

viVerilink NCC 2020 User Manual

Página 57 - Test Failures

Diagnostics5-12 Verilink NCC 2020 User ManualLoopback PlugFor a completely reliable test of a CSU, make a T1 loopback plug and plug it in to the netwo

Página 58 - Troubleshooting

DiagnosticsVerilink NCC 2020 User Manual5-13With a loopback plug in the network port, any customer equipment connected to the NCC 2020 (or a data port

Página 59

Diagnostics5-14 Verilink NCC 2020 User Manual

Página 60 - Loopback Plug

IndexVerilink NCC 2020 User Manual Index-1Numerics1 in 8 test 5-51.544 MHz clock 3-724 Hour Bursty Errored Seconds 4-424 hour Errored Seconds 4-324 H

Página 61

Index-2 Verilink NCC 2020 User Manual Kkeep alive 3-6LlbO 3-6least serious 4-3LEDblinks amber to red 5-10EQPT LED 5-6NET LED 5-7STAT LED 5-7Line build

Página 62

VERILINK CORPORATION127 JETPLEX CIRCLE, MADISON, ALABAMA 35758TEL: (800) 837-4546September 1999P/N 880-503284-001-A1

Página 63

Table of ContentsVerilink NCC 2020 User Manual vOverview ...

Página 64

vi Verilink NCC 2020 User Manual Diagnostics .......

Página 65

Verilink NCC 2020 User Manual1-1Chapter1OverviewThis user manual describes the NCC 2020 Node Controller module, a component of Verilink’s Access Syste

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