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ＳＯＰＨＯ－Ｓ程控交换机中数字话机和数据终端适配器的数据接口分析施荣华＊在ＳＯＰＨＯ－Ｓ程控交换机系列中，数字话机ＳＯＰＨＯ－ＳＥＴ借助于它背后的插座可连接数据设备；数据终端适配器ＬＡＭ是一个双通道数据电话设备，可将数据设备连接到ＳＯＰＨＯ－Ｓ交换机...
SOPHO-S program-controlled switches digital telephone and data terminal adapter data interface analysis Shi Ronghua * In the SOPHO-S PBX series, the digital telephone SOPHO-SET by virtue of the socket behind it can be connected to data equipment; data terminal adapter LAM is a Dual-channel data telephony equipment to connect data devices to SOPHO-S switches ...