评论信息_IP电话技术的应用现状及前景

IP电话技术的应用现状及前景

IP电话技术的应用现状及前景 TangIP电话自20世纪90年代产生以来，各种应用形式层出不穷，名称也随之变得多种多样，根据信息产业部对IP电话的官方定义，我们知道，IP电话是指包括电话网络和IP网络在内的，电话到电话或者计算机到电话这种两点之间的电话往来业务，其服…

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