Verilink SCC 2020 (880-503268-001) Product Manual Manual do Utilizador

Verilink SCC 2020 User ManualOctober 1999P/N 880-503268-001-B1SCC2020NETSTATEQPTCRAFTFUNCTIONEQPT57EXEINOUTINOUTNETEQPTNETMON

Overview1-2Verilink SCC 2020 User ManualThe SCC modules are compatible with HP OpenView™ and other SNMP network management applications.Other Features

OverviewVerilink SCC 2020 User Manual1-3Compatible ModulesTypes of application modules which may be managed by the SCC 2020 are illustrated below:Tabl

Overview1-4Verilink SCC 2020 User ManualFront and Back ModulesThis section describes the SCC 2020 front module and the rear connector interface module

OverviewVerilink SCC 2020 User Manual1-5CIMs for SCC 2020SCC Node Controller front module must be installed with a rear connector module which provide

Overview1-6Verilink SCC 2020 User Manual

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

Quick Set-Up2-2Verilink SCC 2020 User ManualFigure 2-1 SCC 2020 Main Menu CSU ConfigurationWhen installing an SCC 2020 or TAC 2010 module which is t

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

Quick Set-Up2-4Verilink SCC 2020 User Manualinvolved. When the carrier provides a timing signal, all other devices on the T1 must use that signal to d

Quick Set-UpVerilink SCC 2020 User Manual2-5Figure 2-3 DIU 2130 Configuration Menu NOTE:For the remainder of this chapter you will not be instructed

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

Quick Set-Up2-6Verilink SCC 2020 User ManualNow type “D2”, the prompt enter port 2 channels >enter port 2 channels >enter port 2 channels >en

Quick Set-UpVerilink SCC 2020 User Manual2-7For more information on DIU 2130 modules see the DIU 2130 User Manual.The configuration of the SCC 2020 is

Quick Set-Up2-8Verilink SCC 2020 User Manual

Verilink SCC 2020 User Manual3-1Chapter3ConfigurationThis chapter covers configuring the CSU portion of the SCC 2020 Node Controller, setting up the S

Configuration3-2Verilink SCC 2020 User ManualVerilink provides a cable called a "Craft cable" which has an RJ-11 modular connector at one en

ConfigurationVerilink SCC 2020 User Manual3-3Figure 3-1 SCC 2020 Main Menu From this menu you may navigate from card to card, or choose various opti

Configuration3-4Verilink SCC 2020 User ManualTable 3-3 SCC 2020 Main Menu CommandsThe Configuration MenuIn the Main Menu shown in Figure 3-1, the elem

ConfigurationVerilink SCC 2020 User Manual3-5Figure 3-2 CSU Configuration Menu Configuration Menu CommandsSome of the commands on the CSU Configurat

Configuration3-6Verilink SCC 2020 User ManualTable 3-4 CSU Configuration OptionsMenu Option Description InstructionsW) framing Selects T1 framing mode

ConfigurationVerilink SCC 2020 User Manual3-7M) distance Cable length option, used to increase DSX-1 signal strength when DSX-1 cable is long. Choices

Verilink SCC 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

Configuration3-8Verilink SCC 2020 User ManualC1-C5) canned configAllows selection of any of five complete configurations which all use CSU mode (no DI

ConfigurationVerilink SCC 2020 User Manual3-9ModeThe CSU portion of an SCC 2020, (a TAC 2010 CSU), has three distinctly different modes of operation.

Configuration3-10Verilink SCC 2020 User ManualDrop And InsertModeDrop and Insert mode combines the features of CSU mode and Mux mode. The DSX-1 equipm

ConfigurationVerilink SCC 2020 User Manual3-11Figure 3-4 Node Administration Menu If any changes are made to the Ethernet or SLIP configurations, th

Configuration3-12Verilink SCC 2020 User ManualN) site name Sets an alpha-numeric identifier used to tell one node from another.Site Name: Tech Pubs

ConfigurationVerilink SCC 2020 User Manual3-13Modem ConfigurationWhen M is selected on the SCC 2020 Node Administration Menu, the Modem Configuration

Configuration3-14Verilink SCC 2020 User ManualFigure 3-5 Modem Configuration Menu ModemConfigurationOptionsThe Modem Configuration Menu is used to s

ConfigurationVerilink SCC 2020 User Manual3-15Table 3-6 Modem Configuration CommandsMenu Option Description InstructionsD) Answer Toggles answer mode

Configuration3-16Verilink SCC 2020 User ManualFar-End ManagementYou may be able to access the SCC module in a far-end node and, through it, option any

ConfigurationVerilink SCC 2020 User Manual3-17Far-End ProcedureTo access the node at the far end, follow these steps:1. Login to the Craft interface

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

Configuration3-18Verilink SCC 2020 User ManualFirmware Upgrade ProceduresFirmware upgrades performed using an SCC 2020 may be divided into two categor

ConfigurationVerilink SCC 2020 User Manual3-19OverviewSCC firmware can be upgraded by using FTP to transfer the new executable files into the card.

Configuration3-20Verilink SCC 2020 User ManualNOTE:The boot command reboots only the SNMP and Craft interface functions of the SCC 2020, any user data

ConfigurationVerilink SCC 2020 User Manual3-21Upgrading Flashbank BUse this procedure to upgrade flashbank B only if one of the following is true:• Fl

Configuration3-22Verilink SCC 2020 User Manual9. Record the file size of the FLASH.B file.10. Issue the command “binary”.NOTE:If you fail to issue the

ConfigurationVerilink SCC 2020 User Manual3-231. Place the download file received from Verilink in a known path on an FTP server.2. Connect to the SCC

Configuration3-24Verilink SCC 2020 User Manualrouted through a Digital Access and Crossconnect System (DACS) and the FDL will be terminated at the DAC

ConfigurationVerilink SCC 2020 User Manual3-25Thumbwheel ProcedureA four-step procedure is used for each thumbwheel command:1. Set the thumbwheel to t

Configuration3-26Verilink SCC 2020 User Manual41 SCC 2020 TAC 2010Canned configuration #2, EQPT=ESF/AMI NET=ESF/AMI42 SCC 2020 TAC 2010Canned confi

ConfigurationVerilink SCC 2020 User Manual3-2758 SCC 2020 TAC 2010 DIU 2140Set data bus to C (Mux mode)59 SCC 2020 TAC 2010 TAC 2130Send in-

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

Configuration3-28Verilink SCC 2020 User Manual87 TAC 2130 DIU 2130Canned configuration #7, assigns timeslots 1-23 to data port #1 and timeslot 24 to d

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

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

Performance MonitoringVerilink SCC 2020 User Manual 4-324-hour Errored SecondsThe 24-hour Errored Seconds selection on the Performance Monitoring Menu

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

Performance MonitoringVerilink SCC 2020 User Manual 4-524-Hour Severely Errored SecondsSeverely Errored Seconds pose a serious threat to the integrity

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

Performance MonitoringVerilink SCC 2020 User Manual 4-724-Hour Loss of Frame CountA loss of frame synchronization on a T1 circuit causes a loss of all

Performance Monitoring4-8Verilink SCC 2020 User Manual

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

viVerilink SCC 2020 User Manual

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

DiagnosticsVerilink SCC 2020 User Manual 5-3Figure 5-2 Diagnostics Menu Status MessagesThe status messages which may appear on the Diagnostics Menu

Diagnostics5-4Verilink SCC 2020 User ManualDiagnostic CommandsThere are seventeen command options available on the SCC 2020 diagnostics menu. Table 5

DiagnosticsVerilink SCC 2020 User Manual 5-53) 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

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

DiagnosticsVerilink SCC 2020 User Manual 5-7STAT LEDThe STAT (CSU status) LED is a three-color indicator with six possible states, as follows: Table 5

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

DiagnosticsVerilink SCC 2020 User Manual 5-9Figure 5-4 Sending And Receiving PatternIf the QRSS pattern is received with no errors, the Test Error Cou

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

DiagnosticsVerilink SCC 2020 User Manual 5-11Table 5-6 Troubleshooting TipsTrouble SuggestionSignal loss — verify that a T1 circuit is connected to th

Table of ContentsVerilink SCC 2020 User Manual viiOverview ...

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

DiagnosticsVerilink SCC 2020 User Manual 5-13With a loopback plug in the network port, any customer equipment connected to the SCC 2020 (or a data por

Diagnostics5-14Verilink SCC 2020 User ManualFigure 5-5 T1 Loopback Plug123456781524

IndexVerilink SCC 2020 User Manual Index-1Numerics1 in 8 test 5-51.544 MHz clock 3-824 Hour Bursty Errored Seconds 4-424 hour Errored Seconds 4-324

Index-2 Verilink SCC 2020 User Manual EXT CLK LOSS 5-3EXT TTL 3-8external clock 3-8Ffar element 3-4Far End Loop 5-8far end polling 3-9Far-End Main Men

Verilink SCC 2020 User Manual Index-3SNMP managers 3-13ST vs INV-ST 5-12Status Messages 5-3Subnet Mask 3-12TT1 CSU 3-4T1 framing 3-6T1 loopback plug

Index-4 Verilink SCC 2020 User Manual

VERILINK CORPORATION127 JETPLEX CIRCLE, MADISON, ALABAMA 35758TEL: (800) 837-4546October 1999P/N 880-503268-001-B1

viii Verilink SCC 2020 User Manual 24-hour Errored Seconds ...... 4-324-Hour Bursty

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