Mega Code Archive

 

Categories / C# / Network

 

IP Address parse, lookup

using System; using System.Net; public class AddressSample {     public static void Main()     {         IPAddress test1 = IPAddress.Parse("192.168.1.1");         IPAddress test2 = IPAddress.Loopback;         IPAddress test3 = IPAddress.Broadcast;         IPAddress test4 = IPAddress.Any;         IPAddress test5 = IPAddress.None;         IPHostEntry ihe = Dns.GetHostByName(Dns.GetHostName());         IPAddress myself = ihe.AddressList[0];         if (IPAddress.IsLoopback(test2))             Console.WriteLine("The Loopback address is: {0}", test2.ToString());         else             Console.WriteLine("Error obtaining the loopback address");         Console.WriteLine("The Local IP address is: {0}\n", myself.ToString());         if (myself == test2)             Console.WriteLine("The loopback address is the same as local address.\n");         else             Console.WriteLine("The loopback address is not the local address.\n");         Console.WriteLine("The test address is: {0}", test1.ToString());         Console.WriteLine("Broadcast address: {0}", test3.ToString());         Console.WriteLine("The ANY address is: {0}", test4.ToString());         Console.WriteLine("The NONE address is: {0}", test5.ToString());     } }