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1·PSTN signaling USES tones generated by the phone to begin or end a call.

PSTN信令通过使用手机产生的声调来开始或结束通话。

2·This paper introduces the method to implement the remote networking with PSTN.

介绍了使用PSTN实现远程联网的方法。

3·The remote diagnosis system uses the PSTN to transmit data based on the Fax theory.

通信原理，利用公用电话网PSTN实现数据传输。

4·Still im-age is at first compressed by using JPEG algorithm, and then transfered via PSTN.

图像经JPEG压缩后通过公众电话网进行远程传输。

5·There are many different kinds of PSTN signaling, including signaling between local exchanges.

有许多不同种类的PSTN信令，包括在本地交换之间信号。

6·The communication infrastructure of the system is based on the available phone lines and PSTN.

系统的通讯机制是基于现存的电话线和PSTN。

7·And because of the openness of VoIP, the effect of spam in VoIP will be greater than it in PSTN.

而由于网路的开放性，垃圾网路电话影响将比在传统电话来得大。

8·Media gateway is used to encode and decode voice steam and connect PSTN network to the IP network.

利用媒体网关进行语音流的编解码，确保PSTN网和IP网络间的互通性；

9·Bluetooth telephone system is a mobile communication system based on Bluetooth technology and PSTN.

蓝牙电话系统是基于蓝牙技术和现有固定电话网络的一种移动通信系统。

10·Following is an overview of how the analog PSTN implements signaling and media transport operations.

以下是如何实现的模拟PSTN信令和媒体传输操作的概述。