using System.ServiceModel; // Create a client proxy var client = new MyServiceClient(); try { // Call the service method on the client proxy client.DoSomething(); // If successful, call the Abort method to close the channel (client as IChannel).Abort(); } catch (CommunicationException ex) { // If an exception is thrown, call the Abort method to close the channel (client as IChannel).Abort(); } finally { // Always close the client proxy client.Close(); }In this example, the client proxy is created and the service method `DoSomething()` is called. If the method call is successful, the channel is closed using the `Abort()` method. If an exception is thrown, the channel is also closed using the `Abort()` method. Finally, the client proxy is closed using the `Close()` method. The IChannel Abort method is part of the System.ServiceModel namespace in .NET framework.