DIN ETS 300115-1999 公共交换电话网(PSTN).公共交换电话网的标准化的300比特/秒双向调制解调制装置的第2类规范

标准号：DIN ETS 300115-1999
中文标准名称：公共交换电话网(PSTN).公共交换电话网的标准化的300比特/秒双向调制解调制装置的第2类规范
英文标准名称：Public Switched Telephone Network (PSTN) - Category II specification for 300 bit/s duplex modems standardized for use on the PSTN (Endorsement of the English version ETS 300115:1997 as German standard)
标准类型：M13
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：M13
国际标准分类号：33.040.35
适用范围：The project deals with attachment requirements and relevant test methods for modems according to CCITT recommendation V.21, which shall comply with the category II approval criteria. The document is only applicable if the approval according to category II is requested. The request for approval is optional.#,,#