CSTA-alternate-call { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) alternate-call( 1) } 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) } ConnectionID FROM CSTA-call-connection-identifiers { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) call-connection-identifiers( 124) } CSTACommonArguments FROM CSTA-extension-types { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) extension-types( 129) } ConsultOptions FROM CSTA-call-control { iso( 1) identified-organization( 3) icd-ecma( 12) standard( 0) csta3( 285) call-control( 130) }; alternateCall OPERATION ::= { ARGUMENT AlternateCallArgument RESULT AlternateCallResult ERRORS {universalFailure } CODE local: 1 } AlternateCallArgument ::= SEQUENCE { heldCall ConnectionID, activeCall ConnectionID, connectionReservation BOOLEAN OPTIONAL, consultOptions ConsultOptions DEFAULT unrestricted, extensions CSTACommonArguments OPTIONAL } AlternateCallResult ::=CHOICE { extensions CSTACommonArguments, noData NULL } END -- of CSTA-alternate-call