CSTA-single-step-conference { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) single-step-conference( 20) } DEFINITIONS ::= BEGIN IMPORTS OPERATION, ERROR FROM Remote-Operations-Information-Objects {joint-iso-itu-t remote-operations(4) informationObjects(5) version1(0) } -- Data Types –- universalFailure FROM CSTA-error-definition { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) error-definition( 120) } DeviceID FROM CSTA-device-identifiers { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) device-identifiers( 123) } ConnectionID FROM CSTA-call-connection-identifiers { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) call-connection-identifiers( 124) } AccountInfo, AuthCode, CorrelatorData, ParticipationType, UserData FROM CSTA-device-feature-types { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) device-feature-types( 127) } CallLinkageDataList FROM CSTA-call-control { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) call-control( 130) } CSTACommonArguments FROM CSTA-extension-types { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) extension-types( 129) } SubjectOfCall,LanguagePreferences FROM CSTA-device-feature-types { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) device-feature-types( 127) } ConnectionInformation FROM CSTA-media-services { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) media-services( 136) }; singleStepConf OPERATION ::= { ARGUMENT SingleStepConfArgument RESULT SingleStepConfResult ERRORS {universalFailure } CODE local: 20 } SingleStepConfArgument ::= SEQUENCE { activeCall ConnectionID, deviceToJoin DeviceID, participationType ParticipationType DEFAULT active, accountCode [0] IMPLICIT AccountInfo OPTIONAL, authCode [1] IMPLICIT AuthCode OPTIONAL, correlatorData [2] IMPLICIT CorrelatorData OPTIONAL, userData UserData OPTIONAL, subjectOfCall [3] IMPLICIT SubjectOfCall OPTIONAL, languagePreferences [4] IMPLICIT LanguagePreferences OPTIONAL, extensions CSTACommonArguments OPTIONAL } SingleStepConfResult ::= SEQUENCE { conferencedCall ConnectionID, conferencedCallInfo ConnectionInformation OPTIONAL, callLinkageDataList [1] IMPLICIT CallLinkageDataList OPTIONAL, extensions CSTACommonArguments OPTIONAL } END -- of CSTA-single-step-conference