Information technology — Telecommunications and information exchange between systems — X.25 DTE conformance testing — Part 1: General principles
信息技术——系统间的电信和信息交换——X.25 DTE一致性测试第1部分:一般原则
Defines the testing of a DTE operating at the Data Link Layer and at the Packet Layer when accessing, by means of a dedicated path connection, switched or permanent, a public or private packet-switched network conforming to CCITT Recommendation X.25 or another DTE conforming to ISO/IEC 7776 and ISO/IEC 8208.