Table of Contents
1Scope
2Normativereferences
3Definitions,symbolsandabbreviations
3.1Definitions
3.2Abbreviations
4Generalconsiderations
4.1General
4.2Workingassumptions
5Miscellaneousinterworkingaspects
5.1Interworkinghandlingoftheechocontroldevice
indicator(ortheincominghalfechosuppressor
indicator)oftheAddressCompleteMessage(ACM)
inISUP
5.1.1CalloriginatingfromISUPtoR2,No.5
5.1.2CalloriginatingfromISUPtoTUP
5.1.3CalloriginatingfromTUPtoISUP
5.2Handlingofthecalledparty'scategoryandthecharge
indicatorincaseofacalloriginatingfromTUP
toISUP
5.3Transferofnochargeorchargeinformationinthe
answermessageincaseofacalloriginatingfrom
TUPtoISUP
5.4Simplesegmentation
6Interworking
6.1CalloriginatingfromSSISUPtoSignallingSystem
No.5
6.1.1Forwarddirection
6.1.2Backwarddirection
6.1.3Considerationsonsupplementaryservices
6.2CalloriginatingfromSSISUPtoSSR2
6.2.1Forwarddirection
6.2.2Backwarddirection
6.2.3Considerationsonsupplementaryservices
6.3CalloriginatingfromSSISUPtoSSTUP
6.3.1Forwarddirection
6.3.2Backwarddirection
6.3.3Considerationsonsupplementaryservices
6.4CalloriginatingfromSignallingSystemNo.5to
SSISUP
6.4.1Forwarddirection
6.4.2Backwarddirection
6.4.3Considerationsonsupplementaryservices
6.5CalloriginatingfromSSR2toSSISUP
6.5.1Forwarddirection
6.5.2Backwarddirection
6.5.3Considerationsonsupplementaryservices
6.6CalloriginatingfromSSTUPtoSSISUP
6.6.1Forwarddirection
6.6.2Backwarddirection
6.6.3ConsiderationsonSupplementaryServices
AppendixIEchocontrolprocedureincaseofinterworking
I.1CalloriginatingfromNo.5,R2toISUP
I.1.1Forwarddirection
I.1.2Backwarddirection
I.2CalloriginatingfromISUPtoNo.5,R2
I.3Examples Abstract
Specifies the interworking between the Signalling System no 7 ISDN User Part 92 (ISUP) [1] and the Signalling Systems no. 5, R2, TUP, [4, 5 and 2].
