获取网卡地址 MAC

using System.Management;
获取网卡地址 MAC
public string GetMacAddress()
{
ManagementClass adapters = new ManagementClass("Win32_NetworkAdapterConfiguration");
string MACAddress = "unknown";
foreach (ManagementObject adapter in adapters.GetInstances())
{
if((bool)adapter["IPEnabled"] == true)
{
MACAddress = adapter.Properties["MACAddress"].Value.ToString();
break;
}
}
return MACAddress;
}

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