Take a look at the connlimit match extension. iptables -t filter -A INPUT -i ${WAN} -d ${WANIPAddress} -p tcp --dport 3333 -m connlimit --connlimit-above 10 -j DROP Grant. . . . Lyubomir Louisov wrote: > So how can i limit the number of connections on port 3333 to no more than 10 > at a time with iptable? > Is it posible?