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TELEPHONE SET WITHOUT SUBSCRIBER'S PAYMENT, TEST MODULE FOR THIS TELEPHONE SET AND TELEPHONE INSTALLATION INCORPORATING SPECIFIED TELEPHONE SET AND TEST MODULE
TELEPHONE SET WITHOUT SUBSCRIBER'S PAYMENT, TEST MODULE FOR THIS TELEPHONE SET AND TELEPHONE INSTALLATION INCORPORATING SPECIFIED TELEPHONE SET AND TEST MODULE
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机译:无需用户付款的电话机,此电话机的测试模块以及包括特定电话机和测试模块的电话安装
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摘要
FIELD: telephone communication. SUBSTANCE: invention refers to telephone installation to send information over telephone line that includes telephone set manufactured in correspondence with version without subscriber's payment and switched into mentioned telephone line and test module bridged to telephone line and connected to telephone set. Telephone set transmits certain elements of information ((K1i)) prepared in advance in accordance with some algorithm with use of random number and number of called telephone set at certain time moments determined beforehand. Module generates elements of information Ki on basis of same algorithm and same random number and compares them with elements of information K1i. Module initiates disconnection circuit when compared values do not agree. EFFECT: protection against intruders. 11 cl, 3 dwg
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机译:领域:电话通讯。实体:本发明是指通过电话线发送信息的电话装置,该电话线包括按照版本而制造的电话机,而无需用户付费,并转换成上述电话线,并且测试模块桥接到电话线上并连接到电话机。电话机在预先确定的某些时刻使用随机数和被叫电话机的号码来发送根据某种算法预先准备的某些信息元素((K1i))。模块根据相同的算法和相同的随机数生成信息K i Sub>的元素,并将其与信息K1i的元素进行比较。当比较值不一致时,模块启动断开电路。效果:防止入侵者。 11厘升,3公升
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