serv-inet:~# iptables -nL
Chain INPUT (policy ACCEPT)
target     prot opt source               destination
ACCEPT     0    --  0.0.0.0/0            0.0.0.0/0
ACCEPT     0    --  10.10.10.0/24        0.0.0.0/0
ACCEPT     tcp  --  0.0.0.0/0            0.0.0.0/0           tcp dpt:3128
ACCEPT     udp  --  0.0.0.0/0            0.0.0.0/0           udp dpt:3128
ACCEPT     tcp  --  0.0.0.0/0            0.0.0.0/0           tcp dpt:2222
ACCEPT     udp  --  0.0.0.0/0            0.0.0.0/0           udp dpt:2222
ACCEPT     tcp  --  0.0.0.0/0            0.0.0.0/0           tcp dpt:8080
ACCEPT     udp  --  0.0.0.0/0            0.0.0.0/0           udp dpt:8080

Chain FORWARD (policy ACCEPT)
target     prot opt source               destination

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination

serv-inet:~# iptables -nL -t nat
Chain PREROUTING (policy ACCEPT)
target     prot opt source               destination
REDIRECT   tcp  --  10.10.10.0/24       !10.10.10.0/24       tcp dpt:80 redir ports 3128
REDIRECT   udp  --  10.10.10.0/24       !10.10.10.0/24       udp dpt:80 redir ports 3128

Chain POSTROUTING (policy ACCEPT)
target     prot opt source               destination
MASQUERADE  0    --  10.10.10.0/24        0.0.0.0/0

Chain OUTPUT (policy ACCEPT)
target     prot opt source               destination