Other sources have the reason for running a private server as enabling the use of a Blackberry... Does BB work with active sync?<p><a href="https:&#x2F;&#x2F;www.washingtonpost.com&#x2F;investigations&#x2F;how-clintons-email-scandal-took-root&#x2F;2016&#x2F;03&#x2F;27&#x2F;ee301168-e162-11e5-846c-10191d1fc4ec_story.html" rel="nofollow">https:&#x2F;&#x2F;www.washingtonpost.com&#x2F;investigations&#x2F;how-clintons-e...</a><p>edit: Oh wow, it does. <a href="http:&#x2F;&#x2F;support.blackberry.com&#x2F;kb&#x2F;articleDetail?articleNumber=000033940" rel="nofollow">http:&#x2F;&#x2F;support.blackberry.com&#x2F;kb&#x2F;articleDetail?articleNumber...</a><p>So it may well have been Exchange. How awful...