Yes, you can.
You never schedule scrimmages from the scrimmages page for your club team, and the same deal is in effect for the NT.
Just like with club teams, you go to the page of the team you want to challenge and challenge from there.
                                
                                
                                
                                
                                
                                
                                    NO ONE at this table ordered a rum & Coke 
 Charles: Penn has some good people 
 A CT? Really? 
 Any two will do 
 Any three for me 
 Any four will score 
 Any five are live