Determine if you are on the LSU Domain - Mac OS X Sierra (10.12) 
 1. Open  System Preferences.  
   
  
2. Click the  Network  icon. 
   
  
3. Click the  Advanced...  button in the Network options window. 
   
  
4. Under the  WINS  tab you should see a field entitled Workgroup. If this says  LSU ,   then you are part of the LSU Domain. 
   
 
  
 Referenced...
                           
                           
                               Article Id:
                                18949