DIN EN 301240:1999
数字增强无线通信(DECT).数据库服务协议子集(DSP).因特网入口与一般多协议数据包传输的点到点协议(PPP)交换 (英文版本核准本 EN 301240 V 1.1.3 (1998-06)作为德国标准)
Digital Enhanced Cordless Telecommunications (DECT) - Data Services Profile (DSP) - Point-to-Point Protocol (PPP) interworking for internet access and general multi-protocol datagram transport (Endorsement of the English version EN 301240 V 1.1.3 (1998-06