Iptables Snat problem (evrywhere router ip)

Hello,

i use snat postrouting to forward port from local users to local serwer
and i have problem, every where in local server *.1.2 i have in logs
router internet ip, why iptables dosen`t redirect with use original ip
address.. sorry for my english.

iptables -A POSTROUTING -t nat -o $LOCAL_DEV -j SNAT --to $INTERNET_IP
iptables -A POSTROUTING -t nat -p $PROTO $SRC -d $LOCAL_SERV_IP
--dport PORT_IN -j SNAT --to $LOCAL_IP:$PORT_OUT
iptables -A POSTROUTING -t nat $PROT -s $LOCAL_IP -d 0/0 -j SNAT
--to $EXT_IP
iptables -A POSTROUTING -t nat -s $CLIENT -d $IPS -j SNAT
--to $GATEWAY
iptables -A POSTROUTING -t nat -s $KTO -o $INTERNET_DEV -d
0/0 -j SNAT --to $INTERNET_IP