This week's book giveaway is in the General Computing forum. We're giving away four copies of Arduino in Action and have Martin Evans, Joshua Noble, and Jordan Hochenbaum on-line! See this thread for details.
In chapter nine of H.Sheil, why is LDAP server shown as external? Suppose, we develop a system and deploy - and decide to manage users via LDAP, will that not be part of our company's system? or, does external in this sense mean 'external' to SuD?