4 public class A : MarshalByRefObject
8 Dns.GetHostByName("localhost");
10 public static void Main()
12 Console.WriteLine("aaa");
13 Dns.GetHostByName("localhost");
14 Console.WriteLine("bbb");
15 AppDomain domain = AppDomain.CreateDomain("aaa");
16 A a = (A)domain.CreateInstanceAndUnwrap(typeof(A).Assembly.FullName,