Не срабатывает правило nat

$IPTABLES -t nat -A POSTROUTING -o eth0   -s 192.168.1.0/24  -j SNAT --to-source 192.168.0.2

iptables -t nat -L -v -n
Chain PREROUTING (policy ACCEPT 151 packets, 9126 bytes)
 pkts bytes target     prot opt in     out     source               destination         
    0     0 REDIRECT   tcp  --  *      *       192.168.2.0/24       0.0.0.0/0           tcp dpt:80 redir ports 3128 

Chain INPUT (policy ACCEPT 99 packets, 5940 bytes)
 pkts bytes target     prot opt in     out     source               destination         

Chain OUTPUT (policy ACCEPT 69 packets, 4177 bytes)
 pkts bytes target     prot opt in     out     source               destination         

Chain POSTROUTING (policy ACCEPT 69 packets, 4177 bytes)
 pkts bytes target     prot opt in     out     source               destination         
    0     0 MASQUERADE  all  --  *      eth0    192.168.2.0/24       0.0.0.0/0