1、 Technical Corrigendum 1:2003 toNational Standard of CanadaCAN/CSA-ISO/IEC 10747-95Technical Corrigendum 1:1996 to International Standard ISO/IEC 10747:1994 has been adopted withoutmodification as Technical Corrigendum 1:2003 to CAN/CSA-ISO/IEC 10747-95. This Technical Corrigendum wasreviewed by the
2、 CSA Technical Committee on Information Technology (TCIT) under the jurisdiction of the StrategicSteering Committee on Information Technology and deemed acceptable for use in Canada. July 2003ISO/IEC 10747:1994/Cor.l:1996(E) 0 ISO/IEC Page 52 Subclause 7.17.3.1 Delete the second sentence of the thir
3、d paragraph (“To avoid . . . PDU”), and insert the following new (fourth) paragraph: To avoid long-lived black holes, the procedure does not apply to a) the explicit withdrawal of unfeasible routes (that is, routes whose ROUTE ID is listed in the Withdrawn Routes field of - an UPDATE PDU); b) routes
4、 with a Security path attribute where under the applicable security policy a change in the security information contained in the path attribute implies a lowering of protection or otherwise results in a strong policy requirement no longer being met; or c) routes on which the Quality of Service has b
5、een reduced. Page 87 Annex B Add a new subclause B.3 as follows: B.3 Representation in BISPDUs Each of the 32-bit values A, B, C, and D computed as in B.2 shall be represented as a sequence of four octets in which the lowest octet number has the least significant value. The values A, B, C, and D shall appear in that order, with increasing octet numbers. NOTE - This octet ordering for each 32-bit value is the opposite of that specified in clause 6 for other PDU fields used to represent numbers as multiple octets. The difference preserves the octet order specified in WC 1186. 2
