LSS World Tournament Servers

[koning]

Hello every 1,
most off u will already know that the World LSS Tournament is almost starting.
i will host 3 servers for this Tournament.
i host them from the Netherlands.
so For those off u who life far away from the netherlands.
ofcourse u will play in a server where ur ping will be good.

but i have 1 problem i need help with:
for this tournament we need Demo's ofcourse.
and i tried the following commands in my server Bat files:
-d10
-D10
-Dn
but it wont work.
so i really need some help with Fixing this DEMO problem.
so please help me out :)