Integrated access Device (IAD) describes a highly flexible and cost-effective solution for access to the wide area communications infrastructure.

综合接入设备(IAD)是一种访问广域网的高灵活性和价格低廉的解决方案。

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Huawei IAD (Integrated Access Device) provides 8-32 phone channels, transferring the information at phone terminals to IP packages to perform the soft switch and billing management system via RS232.

华为IAD可以提供8 - 32路电话终端连接，将电话终端的信息转换成IP包，在NGN上实现软交换，并将计费信息通过RS232传给计费系统。

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