ITU-T Q.109-1988
国际交换局中应答信号的传送

Transmission of the answer signal in international exchanges

ITU-T Q.109-1988 发布历史

For the reasons given in Recommendation Q.27,it is necessary to reduce to a minimum the delays resulting from:- the conversion of the national answer signal into the international answer signal and vice versa;and- the transmission of the international answer signal over the international part of the connection,these delays being additional to any delays due to conversions and repetitions of the answer signal within the national systems of the incoming and outgoing countries.

ITU-T Q.109-1988由国际电信联盟 IX-ITU 发布于 1988。

ITU-T Q.109-1988 在中国标准分类中归属于: M16 信息传输指标。

ITU-T Q.109-1988 发布之时，引用了标准

• ITU-T Q.27 应答信号的传送*， 1989-01-01 更新

* 在 ITU-T Q.109-1988 发布之后有更新，请注意新发布标准的变化。

ITU-T Q.109-1988的历代版本如下：

• 1988年 ITU-T Q.109-1988 国际交换局中应答信号的传送
• 1989年01月01日 ITU-T Q.109-1989 国际交换局中应答信号的传送

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标准号

ITU-T Q.109-1988

发布日期

1988年

实施日期

废止日期

无

中国标准分类号

M16

发布单位

IX-ITU

引用标准

ITU-T Q.27

适用范围

For the reasons given in Recommendation Q.27,it is necessary to reduce to a minimum the delays resulting from:- the conversion of the national answer signal into the international answer signal and vice versa;and- the transmission of the international answer signal over the international part of the connection,these delays being additional to any delays due to conversions and repetitions of the answer signal within the national systems of the incoming and outgoing countries.