lippa, many questions have been asked here. Exactly which one are you referring to in Post 22?
Let me point out again that Brent McCall has said that shielding of CAT cable introduces problems that don't exist with UTP. It's not simply the case that shielding will gain a little bit more interference rejection. For instance, shielding introduces more capacitance per foot between conductors.
A good answer is easier with a clear question giving the make and model of everything. "The biggest problem in communication is the illusion that it has taken place." -- G. “Bernie” Shaw