Will these logs be helpful?
12-07-11 7:35:41.805 PM configd: SCNC: start, triggered by System Preferen, type PPTP, status 0
12-07-11 7:35:41.983 PM pppd: pppd 2.4.2 (Apple version 560.13) started by ***, uid 501
12-07-11 7:35:42.048 PM pppd: PPTP connecting to server 'server1.x10vpn.com'...