public string MyIp; foreach (IPAddress adress in Dns.GetHostAddresses(Dns.GetHostName())) { MyIp = "IP Adress: " + adress.ToString(); SettingsTab.IP_Adress = MyIp; break; } 

试着这样做：

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  public static string GetIPAddress() { var AllNetworkInterfaces = Collections.List(Java.Net.NetworkInterface.NetworkInterfaces); var IPAddres = ""; foreach (var interfaces in AllNetworkInterfaces) { if (!(interfaces as Java.Net.NetworkInterface).Name.Contains("eth0")) continue; var AddressInterface = (interfaces as Java.Net.NetworkInterface).InterfaceAddresses; foreach (var AInterface in AddressInterface) { if(AInterface.Broadcast != null) IPAddres = AInterface.Address.HostAddress; } } return IPAddres; }