iptables redirect

[ngabor@xxxxxxxxxxxxxxxx]

Hi!

Main firewall PREROUTING chain:

ACCEPT     all  --  192.168.16.x1       0.0.0.0/0
ACCEPT     all  --  192.168.16.x2        0.0.0.0/0
...
DNAT       tcp  --  0.0.0.0/0            x.y.z.v       multiport dports
80,22,443 to:192.168.32.x
REDIRECT   tcp  --  0.0.0.0/0            0.0.0.0/0           tcp dpt:80 redir
ports 80

Internet enabled 192.168.16.x1 (...x2), other IPs disabled and to answer
redirected main http-server (main homepage).
If pub.ips send http to x.y.z.v then return 192.168.32.x http-server => OK.
If 192.168.16.x1 (...x2) priv.ips send http to x.y.z.v then answer main
redirected http-server. WHILE? Top accept all packages from 192.168.16.x1
(...x2).
WHILE?

by gabor

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