TS 100 347 - V1.1.1 - Services and Protocol for Advanced Networks (SPAN); V5.2 interface for the support of Access Network (AN); Release notes for V5.2

9 Pages·0.05 MB·English

by  European Telecommunications Standards Institute

ETSI TS 100 347
V1.1.1
(2001-01)
TechnicalSpecification
Services and Protocol for Advanced Networks (SPAN);
V5.2 interface for the support of Access Network (AN);
Release notes for V5.2
2 ETSITS100347V1.1.1(2001-01)
Reference
RTS/SPAN-130108
Keywords
Vinterface,V5interface,AN,LE
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ETSI
3 ETSITS100347V1.1.1(2001-01)
Contents
IntellectualPropertyRights..........................................................................................................................4
Foreword......................................................................................................................................................4
Introduction..................................................................................................................................................4
1 Scope..................................................................................................................................................5
2 References..........................................................................................................................................5
3 Approvedmodifications(V5.2/part-1[1])...........................................................................................5
3.1 Editorialchanges.........................................................................................................................................5
3.2 UpdatedvalueofBCCtimerTbcc1.............................................................................................................6
3.3 InformationTransferCapabilityInformationElement..................................................................................6
3.3.1 Addprovisioningrequirement................................................................................................................6
3.3.2 ALLOCATIONmessage........................................................................................................................6
3.3.3 BCCinformationelementdefinition,structureandcoding......................................................................7
3.3.4 InformationTransferCapabilityinformationelement..............................................................................7
4 ApprovedPICSmodifications(V5.2/part-2[2])..................................................................................8
4.1 InformationTransferCapabilityInformationElement..................................................................................8
History.........................................................................................................................................................9
ETSI
4 ETSITS100347V1.1.1(2001-01)
Intellectual Property Rights
IPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.Theinformation
pertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefound
inETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIin
respectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWeb
server(http://www.etsi.org/ipr).
PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.Noguarantee
canbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWeb
server)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.
Foreword
ThisTechnicalSpecification(TS)hasbeenproducedbyETSITechnicalCommitteeServicesandProtocolsfor
AdvancedNetworks(SPAN).
Introduction
ThepresentdocumentkeepstrackofETSI-approvedenhancementsoftheV5.2interfacestandard,startingafterthe
publicationofversion(1999-12).Throughthepresentdocument,ETSIprovidesanactualviewontheevolutionofthe
standard.
ETSI
5 ETSITS100347V1.1.1(2001-01)
1 Scope
ThepresentdocumentkeepstrackofenhancementstotheV5.2standard,startingafterthepublishedversion(1999-12).
Onlythosemodificationsarecollected,whichhavebeenagreeduponwithinSPAN13(formerSPAN9)sessions.Asa
referencetothesourceoftheseagreedmodifications,relevantpartsofthemeetingreportsarecopiedintoanannex.
ThepresentdocumentisapplicabletoEN300347-1[1]andEN300347-2[2].
2 References
Thefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresent
document.
• Referencesareeitherspecific(identifiedbydateofpublication,editionnumber,versionnumber,etc.)or
non-specific.
• Foraspecificreference,subsequentrevisionsdonotapply.
• Foranon-specificreference,subsequentrevisionsdoapply.
[1] ETSIEN300347-1(V2.2.2):"VinterfacesatthedigitalLocalExchange(LE);V5.2interfacefor
thesupportofAccessNetwork(AN);Part1:V5.2interfacespecification".
[2] ETSIEN300347-2(V2.1.3):"VinterfacesatthedigitalLocalExchange(LE);V5.2interfacefor
thesupportofAccessNetwork(AN);Part2:ProtocolImplementationConformanceStatement
(PICS)proformaspecification".
[3] ETSIEN300403-1:"IntegratedServicesDigitalNetwork(ISDN);DigitalSubscriberSignalling
SystemNo.one(DSS1)protocol;Signallingnetworklayerforcircuit-modebasiccallcontrol;
Part1:Protocolspecification[ITU-TRecommendationQ.931(1993),modified]".
[4] ITU-TRecommendationQ.931:"ISDNuser-networkinterfacelayer3specificationforbasiccall
control".
3 Approved modifications (V5.2/part-1 [1])
3.1 Editorial changes
EditorialcommentsonV5.2-EN300347-1[1];thesearetobeincludedinthenextversionofthestandard.
Table9a(page44)
• Thereferenceto"…EN300347[11]AmendmentA1…"shouldbechangedto"…ETS300347[11]
AmendmentA1…".
Clause2
• Thereference[11]inclause2shouldbeETS300347-1/A1andnotEN300347-1.
Clause17.1andthepartAuditprocess,paragraph7fromendofpage67
• Change"2Mbit/s"toberead"2048kbit/s".
Table9a(page44)
• Note4toread:"….inclause3.1ofV5.1[8]".
ETSI
6 ETSITS100347V1.1.1(2001-01)
Tables29,32,35,36,37,40,M.2
• Replace"ISDNportchannel…"by"ISDNPortTimeSlot…".
3.2 Updated value of BCC timer Tbcc1
Table46,TimerTbcc1
• Replacecurrent'Timeoutvalue'by"0,5to30seconds;thedefaultvalueshallbe1500ms".
• Replacecurrentnote(Tbcc1only)byanewnote2:"ThesumofthevaluesofTbcc1andtheV5.1PSTN
protocoltimerT1shallnotexceed30s."
3.3 Information Transfer Capability Information Element
3.3.1 Add provisioning requirement
Inclause7.2.2,appenditem12:
12) Q maybeusedtoprovisionthesendingoftheInformationTransferCapabilityIE.
LE
3.3.2 ALLOCATION message
Clause17.3.1ofEN300347-1[1]ismodifiedasfollows:
17.3.1 ALLOCATIONmessage
Thismessageisusedbythelocalexchangetorequestfromtheaccessnetworktheallocationofoneormultiplebearer
channelstoaparticularuserportbytheidentificationanduseofaparticularV5timeslotwithintheV5.2interface.
Table29:ALLOCATIONmessagecontent
MessageType:ALLOCATION
Direction: LEtoAN
Informationelement Reference Direction Type Length
ProtocolDiscriminator 13.2.1 LEtoAN M 1
BCCReferenceNumber 17.4.1 LEtoAN M 2
MessageType 17.3 LEtoAN M 1
UserPortIdentification 17.4.2.1 LEtoAN M 4
ISDNPortChannelIdentification 17.4.2.2 LEtoAN C(note1) 3
V5-TimeSlotIdentification 17.4.2.3 LEtoAN C(note2) 4
Multi-SlotMap 17.4.2.4 LEtoAN C(note3) 11
InformationTransferCapability 17.4.2.8 LEtoAN C(note4) 3
NOTE1: TheISDNPortChannelIdentificationinformationelementhastobeincludedwhenallocatingasingletimeslot
inordertosupportabearerchannelrelatedtoanISDNPortandshallbehandledasamandatoryinformation
element.ThisinformationelementshallspecifytheuserporttimeslotwithintheISDNuser/networkinterface
(basicorprimary)towhichthebearerchannelhastobethrough-connected.
NOTE2: TheTimeSlotIdentificationinformationelementhastobeincludedwhenallocatingasingletimeslotinorder
toidentifytherelevantV5.2interfacetimeslotandshallbehandledasamandatoryinformationelement.
NOTE3: TheMulti-SlotMapinformationelementhastobeincludedwhenallocatingmultipletimeslotsinorderto
supportmultirate(nx64kbit/s)ISDNbearerservicesandshallbehandledasamandatoryinformation
element.ThisinformationelementshallalsospecifytheuserporttimeslotswithintheISDNuser/network
interface(basicorprimary)towhichthebearerchannelhastobethrough-connected.
NOTE4: TheInformationTransferCapabilityshallbeincludedwhentheUserPortIdentificationinformationelement
identifiesanISDNport.
InthecaseofbearerchannelallocationstoanISDNportforthepurposeofthrough-connection,thelocalexchange
shallalsoindicatetheuserporttimeslotintheISDNinterfacetobeused.
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7 ETSITS100347V1.1.1(2001-01)
Thismessagealsoallowsthein-blockallocationofmultiratebearerchannels(multipleV5timeslots)tosupport
multirate(nx64kbit/s)services.
3.3.3 BCC information element definition, structure and coding
Clause17.4ofEN300347-1[1]ismodifiedasfollows:
17.4 BCCinformationelementdefinition,structureandcoding
ThisclausedefinesthecodingoftheinformationelementsthatarespecificfortheBCCprotocol,beingusedwithinthe
BCCprotocolspecificmessages.Foreachoftheinformationelements,thecodingoftheirdifferentfieldsisprovided.
TheBCCprotocolspecificinformationelementsarelistedinTable40whichalsogivesthecodingoftheinformation
elementidentifier.
Table40:BCCprotocolspecificinformationelements
Bits Informationelement Reference
8 7 6 5 4 3 2 1
0 – – – – – – – VARIABLELENGTHINFORMATIONELEMENTS
0 1 0 0 0 0 0 0 Userportidentification 17.4.2.1
0 1 0 0 0 0 0 1 ISDNportchannelidentification 17.4.2.2
0 1 0 0 0 0 1 0 V5-timeslotidentification 17.4.2.3
0 1 0 0 0 0 1 1 Multi-slotmap 17.4.2.4
0 1 0 0 0 1 0 0 Rejectcause 17.4.2.5
0 1 0 0 0 1 0 1 Protocolerrorcause 17.4.2.6
0 1 0 0 0 1 1 0 Connectionincomplete 17.4.2.7
0 1 0 0 0 1 1 1 InformationTransferCapability 17.4.2.8
NOTE: Allothervaluesarereserved
3.3.4 Information Transfer Capability information element
Anewclause17.4.2.8isaddedtoEN300347-1[1]asfollows:
17.4.2.8 InformationTransferCapabilityinformationelement
ThepurposeoftheInformationTransferCapabilityinformationelementistoindicatetotheaccessnetworkthe
InformationtransfercapabilityrequestedforagivenISDNbearerchannelonagivenISDNuserport.
TheLocalExchangeshallhavethepossibilitytoenableordisabletheuseofthisinformationelementbymeansof
provisioning.
ThecontentofthisinformationelementisasubsetoftheBearercapabilityinformationelementpresentwithinDSS1.
ThelengthoftheInformationTransferCapabilityshallbe3octets.
ThestructureoftheInformationTransferCapabilityinformationelementshallbeasindicatedbyfigure23a.
Bits
8 7 6 5 4 3 2 1
0 1 0 0 0 1 1 1 Octet1
Informationelementidentifier
Lengthoftheinformationelementcontent Octet2
1 0 0 Informationtransfercapability Octet3
Figure23a:InformationTransferCapabilityinformationelement
Thecodingofoctet3isidenticaltothecodingofoctet3inthebearercapabilityinformationelementinDSS1messages
(seeITU-TRecommendationQ.931[4]asendorsedbyEN300403-1[3],figure4-11).
ETSI
8 ETSITS100347V1.1.1(2001-01)
4 Approved PICS modifications (V5.2/part-2 [2])
4.1 Information Transfer Capability Information Element
Replacetable23withthefollowing(V7.30added):
Table23
Index Protocolcapability Conditionsforstatus Status Reference Support
Doestheimplementationsupport... (Yes/No)
V7.21 BCCreferencenumber? M 17.4.1 [ ]Yes [ ]No
V7.22 Messagetype? M 17.3 [ ]Yes [ ]No
V7.23 Userportidentification? M 17.4.2.1 [ ]Yes [ ]No
V7.24 ISDNporttimeslotidentification? N11ORN12 M 17.4.2.2 [ ]Yes [ ]No
NOT(N11ORN12) N/A
V7.25 V5Timeslotidentification? M 17.4.2.3 [ ]Yes [ ]No
V7.26 Multislotmap? N8 M 17.4.2.4 [ ]Yes [ ]No
NOTN8 N/A
V7.27 Rejectcause? M 17.4.2.5 [ ]Yes [ ]No
V7.28 Protocolerrorcause? M 17.4.2.6 [ ]Yes [ ]No
V7.29 Connectionincomplete? M 17.4.2.7 [ ]Yes [ ]No
V7.30 InformationTransferCapability? N11ORN12 M 17.4.2.8 [ ]Yes [ ]No
NOT(N11ORN12) N/A
Replacetable49withthefollowing(V7.30added):
Table49
Index Protocolcapability Conditionsforstatus Status Reference Support
Doestheimplementationsupport... (Yes/No)
V7.21 BCCreferencenumber? M 17.4.1 [ ]Yes [ ]No
V7.22 Messagetype? M 17.3 [ ]Yes [ ]No
V7.23 Userportidentification? M 17.4.2.1 [ ]Yes [ ]No
V7.24 ISDNporttimeslotidentification? N11ORN12 M 17.4.2.2 [ ]Yes [ ]No
NOT(N11ORN12) N/A
V7.25 V5Timeslotidentification? M 17.4.2.3 [ ]Yes [ ]No
V7.26 Multislotmap? N8 M 17.4.2.4 [ ]Yes [ ]No
NOTN8 N/A
V7.27 Rejectcause? M 17.4.2.5 [ ]Yes [ ]No
V7.28 Protocolerrorcause? M 17.4.2.6 [ ]Yes [ ]No
V7.29 Connectionincomplete? M 17.4.2.7 [ ]Yes [ ]No
V7.30 InformationTransferCapability? N11ORN12 M 17.4.2.8 [ ]Yes [ ]No
NOT(N11ORN12) N/A
ETSI
9 ETSITS100347V1.1.1(2001-01)
History
Document history
V1.1.1 January2001 Publication
ETSI