ZyXEL Communications Omni TA128 User manual

OmniTA128
User’sManual
Version2.0
ZyXEL
ACCESSINGINTERNET&INTRANET

ii
ZyXEL LimitedWarranty
ZyXELwarrantstotheoriginalenduser(purchaser) thatthis
productisfree fromanydefectsinmaterialsorworkmanshipfora
periodofup totwo(2)yearsfromthedateofpurchase.Duringthe
warrantyperiod,anduponproofofpurchase,shouldtheproduct
haveindicationsoffailureduetofaultyworkmanshipand/or
materials,ZyXELwill,atitsdiscretion,repairorreplace the
defectiveproductsorcomponentswithoutchargeforeitherpartsor
labor,andtowhateverextentitshall deemnecessarytorestorethe
productorcomponentstoproperoperatingcondition.Any
replacementwill consistofaneworre-manufacturedfunctionally
equivalentproductofequalvalue,andwill besolelyatthediscretion
ofZyXEL.Thiswarrantyshall notapplyiftheproductismodified,
misused,tamperedwith,damagedbyanactofGod,orsubjectedto
abnormalworkingconditions.
Note:Repairorreplacement,asprovidedunderthiswarranty,isthe
exclusiveremedyofthepurchaser.Thiswarrantyisinlieuofall other
warranties,express orimplied,includinganyimpliedwarrantyof
merchantabilityorfitness foraparticularuseorpurpose.ZyXEL
shall innoeventbeheldliableforindirectorconsequentialdamages
ofanykindorcharactertothepurchaser.
Toobtaintheservicesofthiswarranty,pleasecontactZyXEL’s
Service Center,refertotheseparateWarrantyCardforyourReturn
MaterialAuthorizationnumber(RMA).Productsmustbereturned
PostagePrepaid.Itisrecommendedthattheunitbeinsuredwhen
shipped.Anyreturnedproductswithoutproofofpurchaseorthose
withanout-datedwarrantywill berepairedorreplaced(atthe
discretionofZyXEL)andthecustomerwill bebilledforpartsand
labor.All repairedorreplacedproductswill beshippedbyZyXELto
thecorrespondingreturnaddress,PostagePaid(USAandterritories
only).Ifthecustomerdesiressomeotherreturndestinationbeyond
theU.S.borders,thecustomershall bearthecostofthereturn
shipment.Thiswarrantygivesyouspecificlegalrights,andyoumay
alsohaveotherrightswhichvaryfromstatetostate.

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Copyright©1997 byZyXEL
Thecontentsofthisbookmaynotbereproduced(inanypartorasa
whole)ortransmittedinanyformorbyanymeanswithoutthe
writtenpermissionofthepublisher.
PublishedbyZyXELCommunicationsCorporation.All rights
reserved.
Note:ZyXELdoesnotassumeanyliabilityarisingoutofthe
applicationoruseofanyproducts,orsoftwaredescribedherein.
Neitherdoesitconveyanylicenseunderitspatentrightsnorthe
patentsrightsofothers.ZyXELfurtherreservestherighttomake
changesinanyproductsdescribedhereinwithoutnotice.This
documentissubjecttochangewithoutnotice.
Acknowledgments
Trademarksmentionedinthismanualareusedforinformational
purposesonly.
Trademarksarepropertiesoftheirrespectiveowners.
FCC Part15 Information
Thisdevice complieswithPart15 ofFCC rules.Operationissubject
tothefollowingtwoconditions:
1.Thisdevice maynotcauseharmfulinterference.
2.Thisdevice mustacceptanyinterference received,including
interference thatmaycauseundesiredoperations.
Thisequipmenthasbeentestedandfoundtocomplywiththelimits
foraCLASS Bdigitaldevice pursuanttoPart15 oftheFCC Rules.
Theselimitsaredesignedtoprovidereasonableprotectionagainst
harmfulinterference inacommercialenvironment.Thisequipment
generates,uses,andcanradiateradiofrequencyenergy,andifnot
installedandusedinaccordance withtheinstructions,maycause
harmfulinterference toradiocommunications.

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Ifthisequipmentdoescauseharmfulinterference toradio/television
reception,whichcanbedeterminedbyturningtheequipmentoff and
on,theuserisencouragedtotrytocorrecttheinterference byoneor
moreofthefollowingmeasures:
•Reorientorrelocatethereceivingantenna.
•Increasetheseparationbetweentheequipmentandthereceiver.
•Connecttheequipmentintoanoutletonacircuitdifferentfrom
thattowhichthereceiverisconnected.
•Consultthedealeroranexperiencedradio/TVtechnicianfor
help.
Changesormodificationsnotexpresslyapprovedbytheparty
responsibleforcompliance couldvoidtheuser’sauthoritytooperate
theequipment.ShieldedRS-232 cablesarerequiredtobeusedto
ensurecompliance withFCC Part15,anditistheresponsibilityof
theusertoprovideanduseshieldedRS-232 cables.
ThedeclarationsofCEmarking:
TheTA128 hasbeenapprovedforconnectiontothePublicSwitched
TelecommunicationNetworkusinginterfacescompatiblewithITU-
TSS recommendationI.420 (BasicRateISDN useraccess).The
TA128 complieswiththefollowingdirectives:
1.TheCouncil Directive89/336/EECof3May1992 onthe
approximationofthelawsoftheMemberStatesrelationto
ElectroMagneticCompatibility.(EMCDirective)
2.Council Directive91/263/EECof29 April 1991 onthe
approximationofthelawsoftheMemberStatesconcerning
telecommunicationterminalequipment.(TheTelecomTerminal
EquipmentDirective)

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3.93/68/EECof22 July1993 amendingtheDirectives
89/336/EEC,91/263 /EECand92/31/EEC.(MarkingDirective)
4.Council Directive73/23/EECand93/68/EECof26 Dec 1996 on
theharmonizationofthelawsoftheMemberStatesrelationto
electricalequipmentdesignedforusewithincertainvoltage
limits.
5.TheCouncil Directive92/31/EECof28 April 1992 amending
directiveontheapproximationofthelawsofthememberstates
relatingtoElectroMagneticCompatibility.
ContactingZyXEL
IfyouhavequestionsaboutyourZyXELproductordesire
assistance,contactZyXELCommunicationsCorporationinoneof
thefollowingways:
•Phone:InNorthAmerica call between8:00 AMand5:00 PM
PSTat(714)693-0808
OutsideNorthAmerica,youcandial+886-3-5783942 EXT252
between8:00AMand5:00PMTaiwantime(GMT+8:00).
•Fax:ZyXELinNorthAmerica:[phone] orTaiwan:
[phone]
•E-mail:
•Salesinquiries:[e-mail]
[e-mail].
•Technicalsupport:[e-mail]
[e-mail].
•Productinformation:VisitoursiteontheWorldWideWeb:
http://www.zyxel.com.
•FTP:Information,suchasZyXELsoftwareandROMupdates
forNorthAmerica canbefoundatthisFTPaddress:
ftp.zyxel.com

vi
ForEuropeanversionsandrelatedfiles,usetheaddress:
ftp.zyxel.co.at
•PostalService:Youcansendwrittencommunicationsatthe
followingaddress:
ZyXELCommunicationsCorporation
6,InnovationRoadII,Science-BasedIndustrialPark
Hsinchu,Taiwan300,R.O.C.
or
ZyXELCommunicationsInc.
4920 E.LaPalmaAvenue
Anaheim,CA92807,U.S.A.

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TableofContents
ZyXELLimitedWarranty....................................................... ii
FCC Part15 Information....................................................... iii
ContactingZyXEL................................................................. v
1Introduction......................................................................1
KeyFeaturesoftheTA128 .....................................................2
SpeedandCompatibility.........................................................2
IntelligentFeatures.................................................................2
TechnicalSpecifications.........................................................3
PhysicalCharacteristics..........................................................3
U-Interface Option.................................................................4
UnpackingYourTA128..........................................................4
HowtoBecomeaRegisteredOwner......................................4
2InstallingyourTA128.......................................................5
BackPaneloftheTA128.........................................................5
ConnectingYourTA128 tothePowerSupply.......................6
ConnectingtheTA128 toYourComputer.............................6
ConnectingtheTA128 toyourComputerSerialPort.............7
ConnectingtheTA128 toYourISDN Line............................8
UInterface Model..................................................................8
S/TInterface..........................................................................9
PowerOnand SelfDiagnostics...............................................9
TA128 FrontPanel................................................................ 10
TheLEDIndicators.............................................................. 10
FrontPanelSwitch............................................................... 11
3ConfiguringYourISDN LineandNetwork...................13
ConfiguringYourTAusingaConfigurationUtility........... 13

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ConfiguringyourTAusingaTerminalprogram................ 14
4ISDN CommunicationBasics........................................17
UnderstandingATCommands............................................. 17
SupportedATcommandtypes:............................................ 18
QuickTipswhenissuingATcommands:.............................. 18
OutgoingCalls....................................................................... 19
DialingoutusingISDN mode............................................... 19
DialingoutusingISDN mode’soptionalSpeechBearerService
............................................................................................ 19
DialingoutforAnalogAdapterPort1.................................. 20
DialingoutforAnalogAdapterPort2.................................. 20
Manuallyswitchingcommunicationmodes........................... 20
PlacingtheCall .................................................................... 21
IncomingCalls....................................................................... 21
DigitalData.......................................................................... 22
DeterminingthePacketLength............................................. 22
AnsweringaCall usingMSN................................................ 23
DataoverSpeechChannel.................................................... 24
Best-effortcall answering..................................................... 24
Ambiguityresolutionswitchforvoice calls........................... 25
Multiauto-answeringofdatacalls........................................ 25
5SetupforWindows95 andNT4.0................................27
InstallingtheWindows95 Driver(INFfile)......................... 27
ConfiguringWindows95 Dial-UpNetworking.................... 30
CAPIInstallation................................................................... 34
6Point-to-PointProtocol(PPP).......................................36
Introduction........................................................................... 36
Featurelist............................................................................. 37
AsynctoSyncConversion.................................................... 37
Authenticationconversion.................................................... 37
CompressionControlProtocol(CCP).................................. 38
MultilinkPPP....................................................................... 39

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Call bumping........................................................................ 39
BandwidthOnDemand(BOD)............................................. 40
BACP/BAP.......................................................................... 41
7V.110 andSynchronousModeCommunications........43
AnsweringaV.110 call.......................................................... 43
MakingV.110 Calls............................................................... 44
SynchronousConnections..................................................... 44
V.25bisCommandSet.......................................................... 45
DTRDrop-DialingOperation............................................... 46
8V.120 ISDN Communications........................................49
Placingoutgoingcalls............................................................ 49
ConfiguringtheV.120 mode................................................ 50
DialinginV.120 mode.......................................................... 51
Answeringincomingcalls...................................................... 51
Speedsof128Kbps................................................................ 52
Identifyingyourlineprovisioning.......................................... 52
MakingaBundledCall withV.120....................................... 52
Dialingpre-storedphonenumbers........................................ 53
ErrorCorrectionand DataCompressionwithV.120.......... 54
BundleConnectionwithV.42bisDataCompression............. 55
SelectingV.120 forEuropeanISDN (DSS1)......................... 55
SelectingV.120 forGermanyNationalISDN (1TR6).......... 55
9X.75 ISDN Communications(Europe)..........................57
AnsweringanX.75 call.......................................................... 58
MakinganX.75 Call ............................................................. 58
MakingaBundledCall withX.75......................................... 59
DialingPre-storedPhoneNumbers....................................... 60
InvokingV.42bisDataCompression.................................... 60
BundleConnectionwithV.42bisDataCompression............. 61
10 HandlingAnalog Calls.................................................63

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PlacingaCall fromtheAnalog Adapter.............................. 64
AcceptinganIncomingCall.................................................. 65
FeaturePhone........................................................................ 67
TheFlashkey....................................................................... 67
InterCom.............................................................................. 67
Call Waiting......................................................................... 68
Placingasecondcall............................................................. 68
Receivingasecondcall......................................................... 68
Call Broker.......................................................................... 69
Call Reject............................................................................ 69
Call Transfer........................................................................ 69
Three-wayConference Call .................................................. 69
11 AdvancedISDN Call Control.......................................71
Call ControlforDSS1(DigitalSubscriberSignaling#1)..... 71
ControlofOutgoingService Indicator.................................. 71
ControlofISDN PhoneNumberandSub-address ................ 73
Call Controlfor1TR6(OldGermanISDN)......................... 74
ControlofOutgoingService Indicator.................................. 75
ControlofENDGERÄTEAUSWAHLZIFFER(EAZ).......... 75
AnsweringaCall ................................................................... 77
AnsweringaCall forDSS1................................................... 77
AnsweringaCall for1TR6................................................... 78
Best-effortCall Answering................................................... 78
AmbiguityResolutionSwitchforVoice Calls....................... 79
Multi-Auto-AnsweringofDataCalls.................................... 79
DataCall Indication.............................................................. 80
Disableinboundcall connection............................................ 81
Point-to-PointConfiguration................................................ 81
PlacingaCall......................................................................... 81
Placingacall forDSS1......................................................... 81
Placingacall for1TR6......................................................... 82
LeasedLineISDN ................................................................. 83
12 SecurityFunctions.......................................................85