Event ID: 3015 and Event ID: 3024 on Small Business Server 2003

Today, one of our client’s servers would no longer accept PPTP connections. We were getting a ton of 3015 and 3024 errors in the event viewer. It turns out that this is related to the recent DNS patches from Microsoft and certain TCP ports need to be excluded from the random ports that DNS can now use. This article has full details.