ADTRAN ISU 128 Manual de usuario

ISU 128 128 kbps ISDN Service Unit USER MANUAL Part Numbers 1202029L2 115 VAC1202029L3 115 VAC with V.34 Modem Option 61202.029L2-1DJanuary 1998

Table of Contents 61202.029L2-1 ISU 128 User Manual v Environmental ...

Chapter 12. Specifications61202.029L2-1 ISU 128 User Manual 85TR Data Terminal Ready from DTE. On when DTR is active at DTE interface.SR Data Set Read

Chapter 12. Specifications86 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 87Appendix AAT CommandsThis appendix lists the supported AT commands and describes their functions.Command FunctionA

Appendix A. AT Commands88 ISU 128 User Manual 61202.029L2-1Command Function Carrier Detect (CD) Control Line Options&C0 CD forced On&C1 CD no

Appendix A. AT Commands61202.029L2-1 ISU 128 User Manual 89Command Function Clear-To-Send (CTS) Control Line Options&R0 Follows RTS&R1 Forced

Appendix A. AT Commands90 ISU 128 User Manual 61202.029L2-1Command FunctionAT Command Response Message TypesV0 Numeric response messagesV1 Verbal resp

Appendix A. AT Commands61202.029L2-1 ISU 128 User Manual 91Command FunctionThe following AT commands require that the optional V.34 modem board be ins

Appendix A. AT Commands92 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 93Appendix BCurrent Status MessagesThis appendix lists the status line messages and their definitions. Messages sho

Appendix B. Current Status Messages94 ISU 128 User Manual 61202.029L2-1Link downThe network interface is not active.LPBK DTE PortThe DTE connector is

Table of Contents vi ISU-128 User Manual 61202.029L2-1

Appendix B. Current Status Messages61202.029L2-1 ISU 128 User Manual 95xxxxx can be any of the following:BONDINGBandwidth on Demand Industry Users Gro

Appendix B. Current Status Messages96 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 97Appendix CStatus Buffer MessagesThis appendix lists the status buffer message and their definitions. Messages sho

Appendix C. Status Buffer Messages98 ISU 128 User Manual 61202.029L2-1BAD_INFO_ELEMCall control error.Bad phone numberISU 128 attempted to call an inv

Appendix C. Status Buffer Messages61202.029L2-1 ISU 128 User Manual 99Call not ringingUser executed an answer command (ATA) but there was not a call p

Appendix C. Status Buffer Messages100 ISU 128 User Manual 61202.029L2-1DPUMP END RCVDIndication of a hang-up or disconnect occurring during BONDING.

Appendix C. Status Buffer Messages61202.029L2-1 ISU 128 User Manual 101FlowCtl requiredBonding negotiation determined that flow control needs to be op

Appendix C. Status Buffer Messages102 ISU 128 User Manual 61202.029L2-1LDN TOO LONGThe entered local directory number has too many digits.MANDATORY_IE

Appendix C. Status Buffer Messages61202.029L2-1 ISU 128 User Manual 103No Sreg valueAttempt to change an S-register without specifying a value (exampl

Appendix C. Status Buffer Messages104 ISU 128 User Manual 61202.029L2-1S cmd not = or ?User did not use proper syntax.SAP idle timeoutUnit at far end

61202.029L2-1 ISU 128 User Manual vii List of Figures Figure 1-1: ISU 128 Rear Panel ...

Appendix C. Status Buffer Messages61202.029L2-1 ISU 128 User Manual 105TXFA1 expiredBonding timer TXFA1 expired, other vendors BONDING equipment did n

Appendix C. Status Buffer Messages106 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 107Appendix D S-Register ListS0 AUTO ANSWER Determines how the ISU 128 answers an incoming call.0 = Disable (ISU 128

Appendix D. S-Register List108 ISU 128 User Manual 61202.029L2-1S11 FALLBACK DEFAULT Determines how the ISU 128 answers an incoming call if all of the

Appendix D. S-Register List61202.029L2-1 ISU 128 User Manual 109S27 PPP MODE Determines type of PPP connection.0= Single-link operation (default)1= Mu

Appendix D. S-Register List110 ISU 128 User Manual 61202.029L2-1S36 ERROR Sets the type of error control to be negotiated withCORRECTION the far-en

Appendix D. S-Register List61202.029L2-1 ISU 128 User Manual 111S42 BOND TXADD01 The number of seconds both endpoints wait for the additional call to

Appendix D. S-Register List112 ISU 128 User Manual 61202.029L2-1S51 LINE CLOCK Selects the clock mode in leased mode.0 = Slave (default)1 = Master

Appendix D. S-Register List61202.029L2-1 ISU 128 User Manual 113S57 DDS TEST Allows an ISU 128 optioned as a leased line unit torespond to DDS in-band

Appendix D. S-Register List114 ISU 128 User Manual 61202.029L2-1S72 DATA BITS Selects the number of asynchronous data bits.0 = 8 bits1 = 7 bitsS73 DTE

List of Figures viii ISU 128 User Manual 61202.029L2-1 Figure 10-1: Remote Configuration Menu Path...

61202.029L2-1 ISU 128 User Manual 115Appendix EConnector PinoutsFigure E-1EIA-232/RS-530 InterfaceTable E-AEIA-232 InterfacePin Name I/O Description1

Appendix E: Connector Pinouts116 ISU 128 User Manual 61202.029L2-1Table E-BRS-530 InterfacePin Name I/O Description1 Shield I/O Shield for cable2 TD-A

Appendix E: Connector Pinouts61202.029L2-1 ISU 128 User Manual 117Figure E-2V.35 InterfaceTable E-CV.35 InterfacePin Name I/O DescriptionA Shield I/O

Appendix E: Connector Pinouts118 ISU 128 User Manual 61202.029L2-1Figure E-3RS-366 InterfaceTable E-DRS-366 InterfaceFigure E-4RJ-45 InterfaceTable E-

Appendix E: Connector Pinouts61202.029L2-1 ISU 128 User Manual 119Figure E-5Maintenance PortTable E-FMaintenance Port Pin Name I/O Description2 TD-A I

Appendix E: Connector Pinouts120 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 121AcronymsAMI Alternate Mark InversionANSI American National Standards InstituteB (Channel) A 64 kbps digital info

Acronyms 122 ISU 128 User Manual 61202.029L2-1LATA Local Access and Transport AreaMbps Megabits per secondMF Multi-Frequency SignallingMNP Microcom™ N

61202.029L2-1 ISU 128 User Manual 123GlossaryB-Channel64 kbps bearer channel used for voice, circuit, or packet switched data.bearer serviceAs defined

Glossary124 ISU 128 User Manual 61202.029L2-1DDSDataphone Digital Service. AT&T private line service for transmitting data over a digital system.

61202.029L2-1 ISU 128 User Manual xi List of Tables Table 1-A: DTE Indicators ...

Glossary61202.029L2-1 ISU 128 User Manual 125ISDNIntegrated Services Digital Network. A network architecture that enables end-to-enddigital connectio

Glossary126 ISU 128 User Manual 61202.029L2-1NT2Network Termination 2. A unit that provides switching and concentration of subscriber lines at the S-

Glossary61202.029L2-1 ISU 128 User Manual 127T1C3.152 Mbps. Capable of handling 48 voice conversations. T1C is further up the NorthAmerican digital

Glossary128 ISU 128 User Manual 61202.029L2-12B+DThe Basic Rate Interface (BRI) in ISDN. A single ISDN circuit divided into two 64 kbpsdigital channe

Glossary61202.029L2-1 ISU 128 User Manual 129X.25A packet data transfer protocol for the B and D Channels. Defines the interface between Data Termina

Glossary130 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 131IndexAanswer call 68answer tone 37always tone 37incoming tone 37no answer tone 37outgoing tone 37asynchronous dat

Index132 ISU 128 User Manual 61202.029L2-1maintenance port 119RJ-45 ISDN IFC 118RS-366 interface 118RS-530 116V.35 interface 117connector type 43conne

Index61202.029L2-1 ISU 128 User Manual 133flow control (async data format ) 44RTS options 43transmit clock (sync) 45DTR options 43dump all calls 36EEI

Index134 ISU 128 User Manual 61202.029L2-1loopback DTE 20loopback network 20loopback points 20loopback protocol 20loopback remote 21loopback remote 1B

List of Tables xii ISU 128 User Manual 61202.029L2-1

Index61202.029L2-1 ISU 128 User Manual 135Rrate adaption 84rate adaption protocols 54recommended operating protocols 6, 7redial last number 68remote c

Index136 ISU 128 User Manual 61202.029L2-1Uunit identification 89VV.110 7, 51V.120 7, 50V.25V.25 HDLC flag 35V.25 sync bisync dialing 35V.25 sync HDLC

Product Support InformationPresales Inquiries and Applications SupportPlease contact your local distributor, ADTRAN Applications Engineering, or ADTRA

61202.029L2-1 ISU 128 User Manual 1 Chapter 1 Understanding ISDN and the ISU 128 ISDN OVERVIEW The Integrated Services Digital Network (ISDN) is a p

Chapter 1. Understanding ISDN and the ISU 128 2 ISU 128 User Manual 61202.029L2-1 over ISDN. The ISU 128 may be viewed as an ISDN dial modem that

Chapter 1. Understanding ISDN and the ISU 128 61202.029L2-1 ISU 128 User Manual 3 • With DTR asserted, some bridges/routers raise DTR when bandwidth

Chapter 1. Understanding ISDN and the ISU 128 4 ISU 128 User Manual 61202.029L2-1 ISU 128 INTEROPERABILITY Telephone networks are evolving from analo

Trademarks: DMS-100 is a trademark of Northern Telecom.ISU is trademark of ADTRAN, Incorporated.Macintosh is a registered trademark of Apple Computer

Chapter 1. Understanding ISDN and the ISU 128 61202.029L2-1 ISU 128 User Manual 5ENTER123456789#0*RS CS TD RD LD TR SRISU CANCELENTER12345

Chapter 1. Understanding ISDN and the ISU 128 6 ISU 128 User Manual 61202.029L2-1 RECOMMENDED OPERATING PROTOCOLS The ISU 128 supports a wide range o

Chapter 1. Understanding ISDN and the ISU 128 61202.029L2-1 ISU 128 User Manual 7 Table 1-B Recommended Operating Modes 1. All asynchronous rates

Chapter 1. Understanding ISDN and the ISU 128 8 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 9 Chapter 2ISDN Ordering Codes (IOCs) ORDERING ISDN USING IOCS The development of ISDN ordering codes (IOCs) simpli

Chapter 2. ISDN Ordering Codes (IOCs) 10 ISU 128 User Manual 61202.029L2-1 ADTRAN has registered the following ISDN ordering codes to support a va-ri

61202.029L2-1 ISU 128 User Manual 11Chapter 3InstallationAfter unpacking the unit, immediately inspect it for possible shipping dam-age. If damage i

Chapter 3. Installation12 ISU 128 User Manual 61202.029L2-1DTE DATA CONNECTIONData terminal equipment is connected to the ISU 128 by using either the

Chapter 3. Installation61202.029L2-1 ISU 128 User Manual 13MAINTENANCE INTERFACEThe Maintenance Interface is available at 9600 bps, 8 data bits, no pa

Chapter 3. Installation14 ISU 128 User Manual 61202.029L2-1

FCC regulations require that the following information be provided to the custom-er in this manual. 1. If your telephone equipment ( ISU 128) cause

61202.029L2-1 ISU 128 User Manual 15Chapter 4OperationMENU NAVIGATIONFour function keys on the left-hand side of the keypad allow the user to enter,

Chapter 4. Operation16 ISU 128 User Manual 61202.029L2-1GETTING STARTEDAt power up, the front panel display is in the Current Status mode. This is the

Chapter 4. Operation61202.029L2-1 ISU 128 User Manual 17VT 100 TERMINAL MENU SUPPORTWhen connected to an asynchronous VT 100 terminal or VT 100 termin

Chapter 4. Operation18 ISU 128 User Manual 61202.029L2-1Configuration ScreenOnce the unit is selected using the terminal interface, the display shows

61202.029L2-1 ISU 128 User Manual 19Chapter 5TestingTEST OPTIONSPressing Ctl-T from any VT 100 terminal screen or selecting 2=TEST from the top of th

Chapter 5. Testing20 ISU 128 User Manual 61202.029L2-1Figure 5-2Test Menu TreeLoopback DTELoopback DTE causes the ISU DTE port to loop back toward use

Chapter 5. Testing61202.029L2-1 ISU 128 User Manual 21Loopback RemoteLoopback Remote allows the ISU 128 to issue a V.54 in-band loopback com-mand to a

Chapter 5. Testing22 ISU 128 User Manual 61202.029L2-1DDS+V54 AcceptThe ISU 128 responds to both DSU Latching Loopback commands (leased line mode only

61202.029L2-1 ISU 128 User Manual 23Chapter 6ConfigurationDIAL LINE OPERATIONThis section explains how to configure the ISU 128 when using ISDN basic

Chapter 6. Configuration24 ISU 128 User Manual 61202.029L2-1Figure 6-2VT 100 Configuration ScreenSwitch ProtocolFind out what kind of ISDN switch your

FEDERAL COMMUNICATIONS COMMISSIONRADIO FREQUENCY INTERFERENCE STATEMENTFCC ID: HDC1202029TL This equipment has been tested and found to comply with

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 25less than data service. A Speech call type does not guarantee an end-to-end digital conne

Chapter 6. Configuration26 ISU 128 User Manual 61202.029L2-1When selecting a SPID, use the Up and Down arrows to choose betweenSPID 1 and SPID 2. Pres

Chapter 6: Configuration1 ISU 128 User Manual 27Configur2=DTE options1=Netw. options1=Asynchronous2=SynchronousG3=Protocol 1=Clear Channel2=BONDING mo

Chapter 6: Configuration28 ISU 128 User Manual

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 29Dial optionsThe ISU 128 can be configured to dial using the Front Panel, RS-366 port, AT C

Chapter 6. Configuration30 ISU 128 User Manual 61202.029L2-11 sec or EONThe ISU 128 assumes the dial string is fully entered if more than one second e

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 31 To exit the data mode and enter the command mode, the asynchronous DTE device must transm

Chapter 6. Configuration32 ISU 128 User Manual 61202.029L2-1Reading S-RegistersType ATS followed by the number of the S-register to be read followed b

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 33V.25 bisConfiguring the ISU 128 for V.25 bis (see Figure 6-5) enables in-band dialing over

Chapter 6. Configuration34 ISU 128 User Manual 61202.029L2-1When using stored numbers, V.25 bis accesses stored numbers 1 through 9 used by front pane

CANADIAN EMISSIONS REQUIREMENTS This digital apparatus does not exceed the Class B limits for radio noise emissions fromdigital apparatus as set out

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 35The setting in Figure 6-8 allows for V.25 bis messages in asynchronous (start/stop) data f

Chapter 6. Configuration36 ISU 128 User Manual 61202.029L2-1Auto AnswerThe ISU 128 auto answer parameter can be configured in one of three ways: Disa

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 37Answer ToneThe Answer tone option (shown in Figure 6-9) enables the transmission of a mode

Chapter 6. Configuration38 ISU 128 User Manual 61202.029L2-1Connect TimeoutConnect Timout sets the length of time that the ISU 128 waits for a far-end

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 39The ISU 128 displays the Call ID for all dumped calls in the Status buffer. See the secti

Chapter 6. Configuration40 ISU 128 User Manual 61202.029L2-1LEASED LINE SERVICEThis section explains how to configure the ISU 128 when using a 2B1Q le

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 41If two ISU 128 units are connected through channel banks, both units should be configured

Chapter 6. Configuration42 ISU 128 User Manual 61202.029L2-1DTE OPTIONSThe following procedure configures the DTE options for asynchronous and synchro

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 43Connector TypeThe ISU 128 can provide an EIA-232, RS-530, or V.35 interface to a DTE by s

Chapter 6. Configuration44 ISU 128 User Manual 61202.029L2-1DTR signal is in the active state. The unit attempts to establish a call using SN0 until

61202.029L2-1 ISU 128 User Manual i Table of Contents Chapter 1. Understanding ISDN and the ISU 128 ...

Chapter 6. Configuration61202.029L2-1 ISU 128 User Manual 45Data Format (Asynchronous)A frame consists of a start bit, 7 or 8 data bits, 0 or 1 parity

Chapter 6. Configuration46 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 47Chapter 7Protocol OptionsPROTOCOL OPTIONSThe ISU 128 communicates with many different types of telecommunication e

Chapter 7. Protocol Options48 ISU 128 User Manual 61202.029L2-1Figure 7-1Protocol Menu TreeSee the section Recommended Operating Protocols and Table 1

Chapter 7. Protocol Options61202.029L2-1 ISU 128 User Manual 49near- and far-end DCE need to be configured to use the BONDING mode 1 protocol. Also, i

Chapter 7. Protocol Options50 ISU 128 User Manual 61202.029L2-1TXADD01 This option specifies the length of time both endpoints wait for the additional

Chapter 7. Protocol Options61202.029L2-1 ISU 128 User Manual 51V.110The V.110 protocol is a CCITT compliant rate adaption method which pro-vides DTE s

Chapter 7. Protocol Options52 ISU 128 User Manual 61202.029L2-1CompressionNo Compression turns off the MNP5 compression algorithms in the ISU 128. Co

Chapter 7. Protocol Options61202.029L2-1 ISU 128 User Manual 53DSU 57.6 ASYNCThe DSU 57.6 ASYNC or DSTOP protocol allows the ISU 128 to communicate as

Chapter 7. Protocol Options54 ISU 128 User Manual 61202.029L2-1FALLBACKThe FALLBACK asynchronous rate adaption protocol provides the capability to aut

Table of Contents ii ISU-128 User Manual 61202.029L2-1 Near-End Block Errors/Far-End Block Errors (NEBE/FEBE)... 22Softwa

Chapter 7. Protocol Options61202.029L2-1 ISU 128 User Manual 55When originating calls to unknown units, the ISU begins protocol selection based on the

Chapter 7. Protocol Options56 ISU 128 User Manual 61202.029L2-1Point-to-Point (PPP) Async-to-SyncPPP provides a standard method for transporting multi

Chapter 7. Protocol Options61202.029L2-1 ISU 128 User Manual 57The ISU 128 is configured for multilink PPP from the protocol options of the configurat

Chapter 7. Protocol Options58 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 59Chapter 8Quick SetupQUICK SETUP CONFIGURATIONTo configure the DTE Options quickly and easily, the Quick Setup menu

Chapter 8. Quick Setup60 ISU 128 User Manual 61202.029L2-1Quick SetupTo assist in configuring the DTE options for the ISU 128, ten common config-urati

Chapter 8. Quick Setup61202.029L2-1 ISU 128 User Manual 61Dial 64K sync*When the ISU 128 is configured for Dial 64K sync service the following pa-rame

Chapter 8. Quick Setup62 ISU 128 User Manual 61202.029L2-1Dial 128K sync*When the ISU 128 is configured for Dial 128K sync service, the following pa-r

Chapter 8. Quick Setup61202.029L2-1 ISU 128 User Manual 63V34 115.2 async*When the ISU 128 is configured for V34 115.2 async service, the following pa

Chapter 8. Quick Setup64 ISU 128 User Manual 61202.029L2-1Dial 115.2 asyn*When the ISU 128 is configured for Dial 115.2 asyn service, the following pa

Table of Contents 61202.029L2-1 ISU 128 User Manual iii Leased Line Service...

Chapter 8. Quick Setup61202.029L2-1 ISU 128 User Manual 65MoreMore takes the user into the following level of choices:Leased 128KWhen the ISU 128 is c

Chapter 8. Quick Setup66 ISU 128 User Manual 61202.029L2-1Factory SetupThis option restores the ISU 128 to the factory default setup:Service type...

61202.029L2-1 ISU 128 User Manual 67Chapter 9Dial OptionsDIALING OPTIONSSelecting 4=DIAL or pressing the # (pound) key from the Current Status menu di

Chapter 9. Dial Options68 ISU 128 User Manual 61202.029L2-1Figure 9-2Dial Menu TreeHang Up LineTerminates current call.Dial NumberEnter and dial a num

Chapter 9. Dial Options61202.029L2-1 ISU 128 User Manual 69Store/Review NumberEnter and review stored numbers. Press the Up or Down arrow to scroll th

Chapter 9. Dial Options70 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 71Chapter 10Remote ConfigurationRemote ConfigurationRemote Configuration allows configuration and testing of a remot

Chapter 10. Remote Configuration72 ISU 128 User Manual 61202.029L2-1Configuring and Testing with the Front Panel or VT 100 TerminalThe menu path to fo

Chapter 10. Remote Configuration61202.029L2-1 ISU 128 User Manual 73Configure Remote UnitThis option allows configuration of a remote ISU 128. The Fr

Chapter 10. Remote Configuration74 ISU 128 User Manual 61202.029L2-1The Front Panel can only be used to configure other ISU devices with front panels.

Table of Contents iv ISU-128 User Manual 61202.029L2-1 Dial PPP* ...

Chapter 10. Remote Configuration61202.029L2-1 ISU 128 User Manual 75 connect. The screen from a VT 100 terminal is illustrated in Figure 10- 6. To s

Chapter 10. Remote Configuration76 ISU 128 User Manual 61202.029L2-1

61202.029L2-1 ISU 128 User Manual 77Chapter 11TroubleshootingWhen the ISU 128 powers up, it performs an internal self test. This takes about 10 secon

Chapter 11. Troubleshooting78 ISU 128 User Manual 61202.029L2-12. Disconnect the ISU 128 from the ISDN line. From a functioning voice phone, call the

Chapter 11. Troubleshooting61202.029L2-1 ISU 128 User Manual 79G. With the ISU 128 connected to the ISDN line and powered up, talk to your service pro

Chapter 11. Troubleshooting80 ISU 128 User Manual 61202.029L2-15. If the ISU 128 continues to read Register SPID #1, the ISU 128 is physically connect

Chapter 11. Troubleshooting61202.029L2-1 ISU 128 User Manual 81B. Ensure that the ISU 128 is set up with the correct SPID and LDN by selecting CONFIG,

Chapter 11. Troubleshooting82 ISU 128 User Manual 61202.029L2-1E. With the ISU 128 connected to the line and powered up, talk to your service provider

61202.029L2-1 ISU 128 User Manual 83Chapter 12SpecificationsSPECIFICATIONS AND FEATURESThis section describes the standard specifications and features

Chapter 12. Specifications84 ISU 128 User Manual 61202.029L2-1Rate Adaption• T-Link• CCITT V.120• CCITT V.110• SAP• DSU 57.6 Async• BONDING mode 1• V.