Welcome to the Official BlackBerry Support Community Forums. This is your resource to discuss support topics with your peers, and learn from each other. New to the forum? Please visit the ‘Getting Started’ link below.
It represents a setting on the BES not sure about consumer apps as have no experience. The down side to this is that you can authenticate via NTLM or Kerbrose but if you're not using NT or AD you have no worries. Glad that worked for you.