Well, i have this server on my friends linux machine *AD* hmph.org *AD*
and i would appreciate if someone could give me clue how i can command it.
(i know Soldatadmin doesnt work)
All help wanted

Well, to my knowledge, the only thing you can do is use the commands:

http://www.soldat.pl/Manual/manual-en.html#KOMENDY

(it'll be much better in 1.2 :)