1、 Amendment 1:2002 toNational Standard of CanadaCAN/CSA-ISO/IEC 8649:02Amendment 1:1997 to International Standard ISO/IEC 8649:1996 has been adopted without modificationas Amendment 1:2002 to CAN/CSA-ISO/IEC 8649:02. This Amendment was reviewed by the CSA TechnicalCommittee on Information Technology
2、(TCIT) under the jurisdiction of the Strategic Steering Committee onInformation Technology and deemed acceptable for use in Canada.February 2002Reference numberISO/IEC 8649:1996/Amd.1:1997(E)INTERNATIONAL STANDARD lSO/IEC 8649 Second edition 1996-10-15 AMENDMENT 1 1997-12-15 Information technology -
3、 Open Systems Interconnection - Service definition for the Association Control Service Element AMENDMENT 1: Support of authentication mechanisms for the connectionless mode Technologies de /information - lnterconnexion de systkmes ouverfs (OSI) - Dgfinition du service pour I and b) Authentication fu
4、nctional unit. The Kernel functional unit is always available. The Authentication functional unit supports peer entity authentication. This functional unit does not include additional services. It adds parameters to the A-UNIT-DATA service. Table 2 bis shows the services and parameters associated wi
5、th the ACSE functional units for the connectionless mode of communication. Table 2 his - Functional unit services and their parameters (connectionless mode) Functional Unit Service Kernel A-UNIT-DATA Authentication A-UNIT-DATA Parameter Application Context Name Calling AP Title Calling AE Qualifier
6、Calling AP Invocation-identifier Calling AE Invocation-identifier Called AP Title Called AE Qualifier Called AP Invocation-identifier Called AE Invocation-identifier User Information Calling Presentation Address Called Presentation Address Presentation Context Definition List Quality of Service Auth
7、entication-mechanism Name Authentication-value ACSE Requirements ITU-T Rec. X.217 (1995)/Amd. 1 (1996 E) 1 ISO/IEC 8649 : 1996/Amd.l : 1997 (E) 2) Subclause 9.5.1.14 Add the foIlowing new subclauses after subclause 9.5.1. I4. 9.5.1.15 ACSE Requirements This parameter is used by the requestor to indi
8、cate the functional units requested for the transfer of the data unit. If it is not present, only the Kernel functional unit is requested. This parameter takes on the following symbolic value: - authentication. 9.5.1.16 Authentication-mechanism Name This parameter shall only be used if the ACSE Requ
9、irements parameter includes the Authentication functional unit. If present, the value of this parameter identifies the authentication-mechanism in use. If not present, the communicating AEIs must implicitly know the mechanism in use (e.g. by prior understanding). 9.5.1.17 Authentication value This p
10、arameter shall only be used if the ACSE Requirements parameter includes the Authentication functional unit. If present, this parameter contains an authentication-value generated by the authentication-function in the AEI that issued the service primitive. It is intended for the peers authentication-f
11、unction. 3) Subclause 9.5.1, Table 7 Add the following rows to the end of Table 7. ACSE Requirements U C Authentication-mechanism Name U CC=) Authentication value U cc= ITU-T Rec. X.217 (1995)/Amd. 1 (1996 E) This page intentionally left blank lSO/IEC 8649:1996/Amd.l:1997(E) 0 1SOAEC ES 35.100.70 Descriptors: data processing, information interchange, transmission, services, definitions. network interconnection, open systems interconnection, application layer, data Price based on 2 pages
