DIN ETS 300103-1992 综合业务数字网络.通过综合业务数字网络基于CCITT推荐值X.21、X21bis和X20bis支持的数据终端设备.同步和异步适配功能

标准号：DIN ETS 300103-1992
中文标准名称：综合业务数字网络.通过综合业务数字网络基于CCITT推荐值X.21、X21bis和X20bis支持的数据终端设备.同步和异步适配功能
英文标准名称：Integrated Services Digital Network (ISDN); support of CCITT recommendation X.21, X.21bis and X.20bis based Data Terminal Equipments (DTEs) by an ISDN; synchronous and asynchronous terminal adaption functions; english version ETS 300103:1990
标准类型：M19
发布日期：1999/12/31 12:00:00
实施日期：1999/12/31 12:00:00
中国标准分类号：M19
国际标准分类号：33.080;35.180
适用范围：This standard deals with the adaption of the CCITT X.21, X.21bis and X.20bis interface to the ISDN user-network interface by a terminal adaptor. The main functions are the bit rate adaption and the protocol conversion.#,,#