raptor wrote: > is it possible with the tcng-macros or something else to make classes > in such a way so that I write them once and set simultaneously classes > on many interfaces.. what i mean , something like this : Well, probably :-) It's up to you do decide how much time you want to spend on some intricate macro hack, or if you want to write a script that generates full or partial tcng output instead. While it can be fun to create something exceedingly complicated in cpp (try meters.tc for a taste), you have to consider that time_spent = O(something^complexity) :-) - Werner -- _________________________________________________________________________ / Werner Almesberger, Buenos Aires, Argentina wa@xxxxxxxxxxxxxxx / /_http://www.almesberger.net/____________________________________________/