ETSI ETR 204-公共交换电话网（PSTN）；按钮式多频信号自动发送器[CEPT建议T/CS 34-08 E（1985）]-国家数字标准馆

现行 ETSI ETR 204

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Public Switched Telephone Network (PSTN); Automatic sender for push-button multifrequency signalling [CEPT Recommendation T/CS 34-08 E (1985)] 公共交换电话网（PSTN）；按钮式多频信号自动发送器[CEPT建议T/CS 34-08 E（1985）]

发布日期： 1995-09-01

CEPT T/CS 34-08的背书

Endorsement of CEPT T/CS 34-08

分类信息

发布单位或类别：国际组织-欧洲电信标准协会

关联关系

研制信息

相似标准/计划/法规

现行

ETSI ETR 207

Public Switched Telephone Network (PSTN); Alternative sender for multifrequency signalling system to be used for push-button telephones [CEPT Recommendation T/STI 46-04 E (1986)]
公共交换电话网（PSTN）；按钮式电话用多频信号系统的替代发送器[CEPT建议T/STI 46-04 E（1986）]

1995-09-01

现行

ETSI ETR 206

Public Switched Telephone Network (PSTN); Multifrequency signalling system to be used for push-button telephones [CEPT Recommendation T/CS 46-02 E (1985)]
公共交换电话网（PSTN）；按钮式电话用多频信号系统[CEPT建议T/CS 46-02 E（1985）]

1995-09-01

现行

ETSI ETR 203

Public Switched Telephone Network (PSTN); Messages and formats for push-button dialling [CEPT Recommendation T/CS 28-01 E (1980)]
公共交换电话网（PSTN）；按键拨号的信息和格式[CEPT建议T/CS 28-01 E（1980）]

1995-09-01

现行

ETSI ETR 205

Public Switched Telephone Network (PSTN); Multifrequency push-button receiver at subscriber s premises [CEPT Recommendation T/CS 34-09 E (1983)]
公共交换电话网（PSTN）；用户场所的多频按钮接收器[CEPT建议T/CS 34-09 E（1983）]

1995-09-01