PF Firewall Problem

[darkman2000]

Hi,
I get syn atack on metin2 server
ı want use pf firewall

and my pf.conf:

### INTERFACES ###
if = "{ em0 }"

#Intra
table <intranet> { 127.0.0.1 }
pass in quick from <intranet> to any keep state

#Network
table <network> persist
block quick from <network>
pass in on $if proto tcp from any to any \
keep state (max-src-conn 100, max-src-conn-rate 15/1, \
overload <network> flush global

this conf banned ips but dont connect ssh or game channel;
game channel open but no connect get error