Hallo, i want ask, why my PPTP VPN Server always Connect and reconnect again and again, if i am routing games connections such as VALVE SG, connection to my PPTP VPN server

Screenshoot

From My Router

http://img.prntscr.com/img?url=http://i.imgur.com/i7yOFwJ.png

From Syslog server

http://img.prntscr.com/img?url=http://i.imgur.com/nd06L8E.png
http://img.prntscr.com/img?url=http://i.imgur.com/RDXMycc.png

thanks