One good approach is to use SNMP for this kind of stuff... there are commercial and free libraries for this... since you want that to be free just the opensource ones (checkout whether the license is compatible with the license you are planning to use):
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根据上面的评论：
一个好的方法是使用 SNMP 来处理这种事情...有商业和免费的库...因为你希望它是免费的，只是开源的（检查许可证是否与兼容）您计划使用的许可证）：
As per comments above:
One good approach is to use SNMP for this kind of stuff... there are commercial and free libraries for this... since you want that to be free just the opensource ones (checkout whether the license is compatible with the license you are planning to use):