Information technology. Use of X.25 packet layer protocol to provide the OSI connection-mode network service over the telephone network Ingestion-build-53008 surface imperfections

surface imperfections

depending upon wire diameter

6 Critical review

680 litre or 1360 litre oxygen cylinder

Information technology. Use of X.25 packet layer protocol to provide the OSI connection-mode network service over the telephone network Ingestion-build-53008 surface imperfections1 Scope This CCITT Recommendation International Standard is applicable to the environments where the X. 25 packet layer protocol, as standardized in (PLP) ISO IEC 8208, is operated over a telephone network connection to provide the OSI Connection mode Network Service (CONS). These environments include a) telephone network leased circuit connection between two DTEs; b) telephone network switched connection between two DTEs; c) DTE access to a PSDN via