How to open access from the Internet and local network to a local web server?

Question

linux

On ubuntu server 12.04 the Internet is connected and the local network is distributed.
eth0 - the Internet is connected to it (dedicated ip address)
eth1 - the local network is connected to it (gateway 10.0.0.12)
How to open access from the Internet and the local network to the local web server?

Answer 1

Solution:
nano /etc/nat
# Allow incoming connections to 80
iptables -A FORWARD -i eth0 -p tcp --dport 80 -j ACCEPT
# Forwarding 80
iptables -t nat -A PREROUTING -p tcp -d $EXT --dport 80 -j DNAT --to-destination $IPlocal
iptables -t nat -A POSTROUTING -p tcp --dst $IPlocal --dport 80 -j SNAT --to-source $EXT
$EXT - external
$IPlocal - internal web IP server
nano /etc/network/interfaces
add:
post-up /etc/nat
Thank you all

Answer 2

Forward the required ports.
www.opennet.ru/base/net/nat_redirect.txt.html

Answer 3

Tell me how to get access from the local network to the web server through an external IP?