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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 3382.2-2003 |
Technical requirements for group 3 facsimile apparatus used in public telephone network--Part 2:Procedures for document facsimile transmission in the general Switched Telephone network 文件传真三类机在电话网中的互通技术条件 第2部分:在公用电话交换网上的文件传真传输规程 |
China National Standards Switched Telephone |
 English PDF |
| GB/T 17801-1999 |
Interface betweendata terminal equipment(DTE) and data circuit-terminating equipment (DCE) for terminals operating in the packet mode and accessing a packet switched public data network through a public Switched Telephone network or an integrated service 经公用交换电话网或综合业务数字网或电路交换公用数据网接入分组交换公用数据网的分组式数据终端设备(DTE)和数据电路终接设备(DCE)之间的接口 |
China National Standards Switched Telephone |
English PDF |
| GB/T 9541-1988 |
2400 bits per second duplex modem using the echo cancellation technique standardized for use on the general Switched Telephone network and on point-to-point 2 wire leased telephone-type-circuits 在普通电话交换网和点对点二线租用电话型电路上使用标准化的回波抵消技术的2400比特/ 秒双工调制解调器 |
China National Standards Switched Telephone |
English PDF |
| GB/T 7625-1987 |
2400/1200 bits per second modem standardized for use in the general Switched Telephone network 在电话自动交换网上使用的标准化 2400/1200比特/秒调制解调器 |
China National Standards Switched Telephone |
English PDF |
| GB/T 7623-1987 |
Automatic answering equipment and/or parallel automatic calling equipment on the general Switched Telephone network， including procedures for bling of echo control devices for both manually and automatically established calls 在电话自动交换网上的自动应答设备和(或)并行自动呼叫设备， 包括人工和自动建立呼叫时使回波控制装置停止工作的规程 |
China National Standards Switched Telephone |
English PDF |
| GB/T 7622-1987 |
600/1200 bauds modem standardized for use in the general Switched Telephone network 在电话自动交换网上使用的标准化600/1200波特调制解调器 |
China National Standards Switched Telephone |
English PDF |
| GB/T 7621-1987 |
1200 bits per second duplex modem standardized for use in the general Switched Telephone network and on point-to-point 2-wire leased telephonecircuits 在电话自动交换网和点对点二线租用电话型电路上使用的标准化的1200比特/秒双工调制解调器 |
China National Standards Switched Telephone |
English PDF |
| GB/T 7620-1987 |
300 bits per second duplex modem standardized for use in the general Switched Telephone network 在电话自动交换网上使用的标准化300比特/秒全双工调制解调器 |
China National Standards Switched Telephone |
English PDF |
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