如果设备使用NAT或简单的网络系统仍然不会有问题。
If the devices are using NAT or in simple Network system to send still no problem.
尽管以前得到一本书是困难的,但今天,在网络系统中就能很简单快捷的获得。
Although it is difficult to find a book before, it is very easily and quickly today as online system.
和以往的指纹门禁单机系统相比,利用此方案,有以下优点:1可以节省系统成本,采用以太网结构对很多已有以太网网络系统的地方,不需要另外的专门布线,安装简单方便,便于扩容。
Compareing with single fingerprint Door-lock system, utilizing this scheme, we have three merits: 1, it can decrease system cost, we do not need other special wiring where there is exit network.
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