vladimir wrote: > I thought that PPPinterface class should be based on Interface class. > This way you don't need to declare Up(), Down() and other common methods > that would be inherirted from base class. You still can override them. Sure. Problem is that, currently, we don't have an Interface class defined already. Only a interface kernel module C api. And, at least for me, no time to design a new stack with classes. Be welcome to jump here ;-) -Philippe