void Main() { using (ServerManager serverManager = new ServerManager()) { var config = serverManager.GetWebConfiguration("SGSM"); ConfigurationSection defaultDocumentSection = config.GetSection("system.webServer/defaultDocument"); defaultDocumentSection["enabled"] = true; ConfigurationElementCollection filesCollection = defaultDocumentSection.GetCollection("files"); ConfigurationElement addElement = filesCollection.CreateElement("add"); addElement["value"] = @"myhome.html"; filesCollection.AddAt(0, addElement); serverManager.CommitChanges(); } using (ServerManager serverManager = new ServerManager()) { var webConfig = serverManager.GetWebConfiguration("SGSM"); var section = webConfig.GetSection("system.webServer/defaultDocument"); foreach (ConfigurationElement item in section.GetCollection("files")) { var x = item["value"]; Console.WriteLine(x); } } } // Define other methods and classes here