need help choosing which class of router to use for a special network design I have to do. I need a some thing with a mixture of both Long and short reach fiber SFP interfaces and I need to have a few high Density Cards.I Can't seem to come to a dece...

I need help choosing which class of router to use for a special network design I have to do. I need a some thing with a mixture of both Long and short reach fiber SFP interfaces and I need to have a few high Density Cards.I Can't seem to come to a de...