mirc fserv (sysreset)

I downloaded the firewall and installed it a couple of days a go but it seems i am doing something wrong. I can download files alright but nobody is able to get on to my fserv (i am using sysreset to put it up) i followed the following:
https://forums.comodo.com/index.php/topic,1544.0.html
but i still cant get it to work. if i set the firewall to allow all then everthing works fine. can somebody please help me.