System.ServiceModel 4.0.0.0 System.Configuration.ConfigurationElement To be added. Represents a configuration element that specifies the settings for a Windows credential to be used to represent the client. This class cannot be inherited. Constructor 4.0.0.0 To be added. Initializes a new instance of the class. Property 4.0.0.0 System.Configuration.ConfigurationProperty("allowedImpersonationLevel", DefaultValue=Mono.Cecil.CustomAttributeArgument, Options=System.Configuration.ConfigurationPropertyOptions.None) System.Security.Principal.TokenImpersonationLevel To be added. See for a description of the enumeration. Gets or sets the permissible impersonation level. Property 4.0.0.0 System.Configuration.ConfigurationProperty("allowNtlm", DefaultValue=Mono.Cecil.CustomAttributeArgument, Options=System.Configuration.ConfigurationPropertyOptions.None) System.Boolean To be added. When this property is set to true, Windows security is enabled at the workgroup level. Otherwise, Windows security is only supported at the domain level. Gets or sets a boolean value that specifies whether NTLM authentication is allowed. Property 4.0.0.0 System.Configuration.ConfigurationPropertyCollection To be added. To be added. To be added.