C# WinForm 获取本机网卡的型号，IP地址，子网掩码和网关

利用注册表
using System;
using Microsoft.Win32;
class CardGrab
{
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;
string 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");
Console.WriteLine("\nNetwork card: {0}", deviceName);
serviceName = serviceKey + deviceServiceName + "\Parameters\Tcpip";
networkKey = start.OpenSubKey(serviceName);
if (networkKey == null)
{
Console.WriteLine(" No IP configuration set");
}
else
{
string[] ipaddresses =(string[])networkKey.GetValue("IPAddress");
string[] defaultGateways =(string[])networkKey.GetValue("DefaultGateway");
string[] subnetmasks =(string[])networkKey.GetValue("SubnetMask");
foreach(string ipaddress in ipaddresses)
{
Console.WriteLine(" IP Address: {0}",ipaddress);
}
foreach(string subnetmask in subnetmasks)
{
Console.WriteLine(" Subnet Mask: {0}", subnetmask);
}
foreach(string defaultGateway in defaultGateways)
{
Console.WriteLine(" Gateway: {0}",defaultGateway);
}
networkKey.Close();
}
}
start.Close();
Console.ReadLine();
}
}