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形式描述 相关科技名词
- 专线接入dedicated access
- 用户线路subscriber line
- 入呼叫incoming call
- 呼叫重定向call redirection
- 呼叫改发call deflection
- 网际呼叫重定向或改发internetwork call redirection/ deflection;ICRD
- 呼叫接通分组call connected packet
- 呼叫控制call control
- 呼叫进行信号call progress signal
- 清除请求clear request
- 投递证实delivery confirmation
- 地址预约address subscription
- 公用设施标记utility marker
- 任选用户设施optional user facility
- 反向计费接受reverse charging acceptance
- 任选的预约时可选业务optional subscription-time select- able service
- 阻止本地计费local charging prevention
- 闭合用户群closed user group
- 双边闭合用户群bilateral closed user group
- 有入口的闭合用户群closed user group with incoming access
- 指示符indicator
- DTE轮廓指定符DTE profile designator
- 协议鉴别符protocol discriminator
- ISDN网标识码ISDN network identification code
- 数据网标识码data network identification code;DNIC
- 待续数据标记more data mark
- 序列号sequence number
- 服务质量quality of service;QoS
- 通过延迟transit delay
- 工作信道状态active channel state
- 空闲信道状态idle channel state
- 测试环路test loop
- 计费charging
- 分组长度packet size
- 窗口大小window size
- 综合业务数字网integrated service digital network
- 宽带综合业务数字网broadband integrated service digital network
- 服务比特率service bit rate
- 恒定比特率业务constant bit rate service
- 可变比特率业务variable bit rate service