| 对S1240交换系统限制级别的修改 |
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| 引用本文： | 赵长春,史剑.对S1240交换系统限制级别的修改[J].天津通信技术,1999(1). |
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| 作者姓名： | 赵长春 史剑 |
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| 作者单位： | 天津市电话局维护中心 |
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| 摘 要： | 介绍了修改Ｓ１２４０５Ｘ、７Ｘ版本交换系统限制拨呼电话级别功能的方案、操作指令等，对所增加的欠费用户仅可拨呼１１０、１１９及１２０三种特服功能的方案也进行了具体的介绍。
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| 关 键 词： | 程控电话交换机 呼叫控制 软件维护 |
Modification of Limited Grade in S1240 Switching System |
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| ZHAO Chang_chun,SHI Jian.Modification of Limited Grade in S1240 Switching System[J].Tianjin Communications Technology,1999(1). |
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| Authors: | ZHAO Chang_chun SHI Jian |
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| Abstract: | The paper introduces the scheme for modifying the function of limited dialing call telephone grade in 5X, 7X edition of S1240 switching system and operation commands. It also describes 110,119 and 120 special service functions that can dialed by subscribers who outstanding account in detail. |
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| Keywords: | SPC telephone exchange Call control Software maintenance |
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