Single chip serves as control core of access module. For the first time, this paper proposes concept of universal access module which used to integrate various sensors and switches into home network.
单片机充当了接入模块的控制核心，并首次提出了通用接入模块的概念，将各种传感器和开关接入家庭网络。
Currently, only few domestic device manufacturers can produce switches for core network, so this method of utilizing access control list in core network switches is a leading technology domestically.
目前在国内的设备生产厂商中，能够生产骨干层网络交换机的厂商为数不多，所以，在骨干层网络交换机上的访问控制列表技术在国内是处于领先地位的。
Telephone companies are interested in deploying SS7-capable access switches to offer new services and to off-load the Internet dial-up calls from the voice network.
电话公司也对部署具有七号信令功能的接入交换机感兴趣，以提供新的服务和把因特网拨号通话从话音网络中解脱出来。
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