Verilink PRISM 4101 (34-00230) Product Manual Uživatelský manuál Strana 1

iTRANSPORT®34-00230June 1998PRISM 4101DDSCSU / DSU

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ABOUT THIS GUIDEWhat is a reference guideThis manual is a reference guide. It provides information concerning unit configuration, cabling, and testing

xiiABOUT THIS GUIDEConventionsThe following table lists the conventions that are used throughout this guide.Convention DescriptionA notice calls atten

The PRISM 4101 provides the ideal solution for remote DDS branch access to the LAN, video or any other data application. It provides full access to co

2 CHAPTER 1: GENERALThe dial backup feature ensures that critical data applications are secure. The dedicated line service is monitored for trouble c

Specifications 3Equipment Interface Sync Data Rates: 2.4, 4.8, 9.6, 19.2, 38.4, 54, 56, 62, and 64 kbps Async Data Rates: 2.4, 4.8, 9.6, 19.2, 3

4 CHAPTER 1: GENERALMechanicalHousing: Plastic standalone case Mounting: Desktop or horizontal rack Dimensions: 12 inches (30.40 cm) wide2 inches (

2INSTALLATIONThis chapter describes each of the front panel LEDs and buttons as well as the communication ports and power supply on the rear of the un

6 CHAPTER 2: INSTALLATIONEthernetThe Ethernet interface complies with standard twisted pair, 10BASE-T requirements. Table 2-1 displays the pinout ass

Port Connections 7reporting or SNMP monitoring and management supporting the DDS specific and TxPORT enterprise MIBs as listed in Appendix A. Di

iiCopyright ©1998 TxPORT. All rights reserved. No part of this publication may be reproduced, transmitted, tran-scribed, stored in a retrieval system,

8 CHAPTER 2: INSTALLATIONassignments. See Appendix B, Customer Service for cable information. The COA feature works through the supervisory port only

Port Connections 9DDS The DDS network is connected through a standard RJ-48S (8-pin modular) connector labeled DDS. The pinout assignments are d

10 CHAPTER 2: INSTALLATIONV.35 Data Port The V.35 data port is a female, 34-pin connector that provides a V.35 electrical interface. Pin functions fo

3FRONT PANEL INTERFACEThe front panel interface (Figure 3-1) allows you to configure network, port, and SNMP parameters and troubleshoot the unit usin

12 CHAPTER 3: FRONT PANEL INTERFACESelect This button allows you to choose a specific or item (similar in functionality to the Return key). When you

Interface Conventions 13Menu Title The menu title announces the general classification for a group of currently accessible functions.Menu Elemen

14 CHAPTER 3: FRONT PANEL INTERFACEMain MenuThe Main Menu is the first level of access for all the functional menus available. Figure 3-8 displays th

Main Menu 15Table 3-1 Data RatesDTE RateComm Channel2.4 kbps4.8 kbps9.6 kbps19.2 kbps38.4 kbps56 kbps64 kbps2.4K sync2.4K async2.4K sync2.4K a

16 CHAPTER 3: FRONT PANEL INTERFACETimingThe PRISM 4101 can source its timing from three choices. With NETWORK selected, timing is derived from the n

Main Menu 17RateSelects the DTE interface line rate. The choices are 2.4, 4.8, 9.6, 19.2, 38.4, 54, 56, 57.6, 62, or 64 kbps. The available rate

iiiShielded cables must be used with this unit to ensure compliance with the Class A FCC limits. This equipment complies with Part 68 of the FCC Rules

18 CHAPTER 3: FRONT PANEL INTERFACEafter some delay depending on the data rate and the setting of this field. This delay can be Normal or Long with t

Main Menu 19The SNMP menu consists of alpha-numeric entry only (no selectable parameters). The following three menu items use the format shown i

20 CHAPTER 3: FRONT PANEL INTERFACEWrite CommunityAccepts a character string identifying the group authorized to perform write operations. The defaul

Main Menu 21Loop ModeAllows you to choose how the data will be looped back. The choices are Bidirectional or Unidirectional. When set to Unidire

22 CHAPTER 3: FRONT PANEL INTERFACEThe PRISM 4101 can not transmit alternating DSU loop code or cause sealing current reversal to activate a loop on

Main Menu 23Utilities The Utilities menu allows you to perform the various functions. Figure 3-17 diagrams the Utilities menu structure. Figure

24 CHAPTER 3: FRONT PANEL INTERFACETimeThe current time is set by entering each digit in the standard 24-hour HH:MM:SS format. Each field is range ch

Main Menu 25ORIGINATE - the unit will initiate a call when needed.ANSWER - the unit will only answer an incoming call.CORIG - (Call Back Origina

26 CHAPTER 3: FRONT PANEL INTERFACEStatus Displays Selecting Status from the Main Menu brings up two different displays as shown in Figure 3-18. You

4TERMINAL INTERFACEThe software interface is embedded inside the PRISM 4101 and requires an ANSI compatible VT100 terminal (ASCII), or a computer runn

ivHardware WarrantyTxPORT warrants its hardware products to be free from defects in workmanship and materials, undernormal use and service, for five y

28 CHAPTER 4: TERMINAL INTERFACEInterface ConventionsAll terminal interface screens have several common components as displayed in Figure 4-1. Figure

Cursor 29Cursor The terminal interface uses a highlighted cursor to make selections from menus and select fields within screens. The cursor is m

30 CHAPTER 4: TERMINAL INTERFACEterminal interface program terminates. This is a valid way to end a user session. When any other menu is exited, the

Main Menu 31NET AlarmsThis status line displays the current network signal alarm state (Table 4-2) as determined by the selectable thresholds se

32 CHAPTER 4: TERMINAL INTERFACEMaintenance When in-depth testing is necessary, you can use the Maintenance screen (Figure 4-4) to perform loop tests

Main Menu 33When set to Unidirectional, the NET receive data is looped back to the NET as NET transmit data and continues to pass through the da

34 CHAPTER 4: TERMINAL INTERFACEand DCD are Off. You may instruct the unit to transmit inband V.54 loop code to the remote end unit causing it to ent

Main Menu 35Bit ErrorsDisplays the total number of bit errors detected since the test began or since error statistics were cleared (up to a maxi

36 CHAPTER 4: TERMINAL INTERFACEmust press Return on one of the fields or exit the screen. The underlined values are the factory default parameters.C

Main Menu 37Timing. The unit can source its timing from three choices. NET uses the network recovered clock (the normal DDS mode). DTE uses the

vSome countries, states, or provinces do not allow the exclusion or limitation of implied warranties orthe limitation of incidental or consequential d

38 CHAPTER 4: TERMINAL INTERFACEallowed. The DTE Port Parameters screen (Figure 4-9) sets the following operating parameters for the V.35 or RS-232 p

Main Menu 39Table 4-4 DTE RatesDTE RateComm Channel2.4 kbps4.8 kbps9.6 kbps19.2 kbps38.4 kbps56 kbps64 kbps2.4K sync2.4K async2.4K sync2.4K as

40 CHAPTER 4: TERMINAL INTERFACEPort Format. Can operate in two general modes, Sync and Async with async allowed only in the TxPORT proprietary mode

Main Menu 41Alarm ConfigurationThe Alarm Configuration screen (Figure 4-10) allows you to review and set alarm related thresholds for the select

42 CHAPTER 4: TERMINAL INTERFACETCP/IP ConfigurationThe TCP/IP Configuration screen (Figure 4-11) is accessible for the SLIP, Ethernet or Token Ring

Main Menu 43Router IP Address. This field accepts the IP address of the default router, if one is present. This field contains four 3-digit num

44 CHAPTER 4: TERMINAL INTERFACEan alarm occurs, the unit sends a Trap message to up to six destinations on the user’s network. The Trap message is f

Main Menu 45Management Ports The Management Ports screen (Figure 4-13) sets the following parameters for the Call On Alarm (COA) connection on b

46 CHAPTER 4: TERMINAL INTERFACEthen attempts to communicate with the primary number again. If a connection is not detected, the unit outputs a notif

Main Menu 47circuit such as PSTN or ISDN line. The Dial Backup screen (Figure 4-14) allows you to configure the DBU parameters.Figure 4-14 DBU

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48 CHAPTER 4: TERMINAL INTERFACEFormat / RateThese fields allow you to set the data format and line rate used between the unit and the DBU device aft

Main Menu 49The DBU command must be set to Enable Daily to enable the daily activation periods.Summary Screen The Summary screen (Figure 4-15) i

50 CHAPTER 4: TERMINAL INTERFACEUtilities The Utilities screen (Figure 4-16) handles the functions described in the following paragraphs. Figure 4-16

Main Menu 51Set TimeThe current time may be entered in this field using the 24-hour HH:MM:SS format. For example, 3:45 AM is entered as 03:45:00

52 CHAPTER 4: TERMINAL INTERFACEThis command causes the unit to restart and will interrupt network traffic. As a safety procedure, the system will pr

AMIB REFERENCEThis appendix describes how the PRISM 4101 embedded SNMP agent conforms to the RFCs and enterpriseSpecific Management Information Bases.

54 CHAPTER A: MIB REFERENCEDDS DTE ObjectsThis section displays the MIB definitions for the object identifier ddsDteConfig (1.3.6.1.4.1.425.2.2.2).dd

DDS Dial Backup Objects 55DDS Dial Backup ObjectsThis section displays the MIB definitions for the object identifier ddsDbuConfig (1.3.6.1.4.1.4

56 CHAPTER A: MIB REFERENCECompany InformationThis section displays the MIB definitions for the object identifier companyInfo (1.3.6.1.4.1.425.1).Pro

Definition of Traps 57Definition of TrapsTxPORT products with SNMP support provide for the detection and reporting of network alarms. When an al

viiTable of ContentsFront MatterCopyright . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iiDocumentation Disclaimer . . . . .

58 CHAPTER A: MIB REFERENCEEquipment InterfaceTrapsThis table displays the equipment interface traps for T1 DTE and E1 DTE.Network InterfaceTrapsThis

enterprise Specific Traps 59Data Port InterfaceTrapsThis table displays the data port interface traps for T1 DTE and E1 DTE.Other Traps This tab

60 CHAPTER A: MIB REFERENCETxPORT and DDS Object Identifier Treetxport (425)companyInfo (1)products (2) temporary (3) traps (4)revision (5)productInf

B CUSTOMER SERVICETxPORT provides easy access to customer support information through a variety of services. This section describes these services.Su

62 APPENDIX B: CUSTOMER SERVICEOrdering InformationEach PRISM 4101 unit is equipped with a V.35 and RS-232D data port (F-4101-001-1111 is the default

Returning Products 63Returning ProductsIf for any reason you must return your TxPORT product, it must be returned to the factory, shipping prepa

64 APPENDIX B: CUSTOMER SERVICE✦Mode of shipment required (second-day air is the normal mode of shipment for all returned material unless otherwise s

65INDEXAAcknowledgment iiALARM 11Alarm Connection 3Alarm Parameters 16, 41BBERT 21CCall On Alarms (COA) 45, 46Canadian Emissions Requirements iiiC

66Out of Frame Seconds 31Out of Service Seconds 31PPassword 25, 51Port Connections 5Port Parameters 37POWER 11Power Connection 3RReset Alarm Registe

viiiFilter IP Address. . . . . . . . . . . . . . . . . . . . . . 19Trap IP Address . . . . . . . . . . . . . . . . . . . . . . 19Sets . . . . . . . .

ixOut of Frame Seconds . . . . . . . . . . . . . .41Alarm Reset Timer. . . . . . . . . . . . . . . . .41TCP/IP Configuration . . . . . . . . . . . .