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using System;
using Microsoft.Win32;
class MainClass
{
public static void Main()
{
RegistryKey start = Registry.LocalMachine;
RegistryKey cardServiceName, networkKey;
string networkcardKey = "SOFTWARE\\Microsoft\\Windows NT\\CurrentVersion\\NetworkCards";
string serviceKey = "SYSTEM\\CurrentControlSet\\Services\\";
string networkcardKeyName, deviceName, deviceServiceName, serviceName;
RegistryKey serviceNames = start.OpenSubKey(networkcardKey);
if (serviceNames == null)
{
Console.WriteLine("Bad registry key");
return;
}
string[] networkCards = serviceNames.GetSubKeyNames();
serviceNames.Close();
foreach(string keyName in networkCards)
{
networkcardKeyName = networkcardKey + "\\" + keyName;
cardServiceName = start.OpenSubKey(networkcardKeyName);
if (cardServiceName == null)
{
Console.WriteLine("Bad registry key: {0}", networkcardKeyName);
return;
}
deviceServiceName = (string)cardServiceName.GetValue("ServiceName");
deviceName = (string)cardServiceName.GetValue("Description");
serviceName = serviceKey + deviceServiceName + "\\Parameters\\Tcpip";
networkKey = start.OpenSubKey(serviceName);
if (networkKey == null)
{
Console.WriteLine(" No IP configuration set");
return;
}
string[] defaultGateways = (string[])networkKey.GetValue("DefaultGateway");
foreach(string defaultGateway in defaultGateways)
{
Console.WriteLine(" Gateway: {0}", defaultGateway);
}
networkKey.Close();
}
start.Close();
}
}
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