public sealed class WWWAuthenticate : Header, 
	ISIPCloneable<WWWAuthenticate>

Public NotInheritable Class WWWAuthenticate
	Inherits Header
	Implements ISIPCloneable(Of WWWAuthenticate)

public ref class WWWAuthenticate sealed : public Header, 
	ISIPCloneable<WWWAuthenticate^>

[<SealedAttribute>]
type WWWAuthenticate =  
    class
        inherit Header
        interface ISIPCloneable<WWWAuthenticate>
    end