Information technology — Protocol for providing the connectionless-mode network service: Provision of the underlying service by an X.25 subnetwork
信息技术——提供无连接模式网络服务的协议:由X.25子网提供基础服务
Specifies the way in which the underlying service assumed by the protocol defined by ITU-T Rec. X.233 ISO/IEC 8473-1 is provided by a subnetwork that conforms to ITU-T Recommendation X.25 through the operation of a Subnetwork Dependent Convergence Function (SNDCF) as described in ISO/IEC 8648. Also provides the PICS proforma for this protocol, in compliance with the relevant requirements and in accordance with the relevant guidance.