Difference between revisions of "Network sharing"

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Line 5: Line 5:
 
  sudo iptables -t nat -F POSTROUTING
 
  sudo iptables -t nat -F POSTROUTING
 
  sudo iptables -t nat -A POSTROUTING -o eth2 -j MASQUERADE
 
  sudo iptables -t nat -A POSTROUTING -o eth2 -j MASQUERADE
 +
 +
This might work better.
 +
iptables -t nat -A POSTROUTING -o internet0 -j MASQUERADE
 +
iptables -A FORWARD -i net0 -o internet0 -j ACCEPT
 +
iptables -A FORWARD -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT

Revision as of 16:14, 24 July 2014

Configure iptables for NAT translation so that packets can be correctly routed through the Ubuntu gateway
https://help.ubuntu.com/community/Internet/ConnectionSharing
sudo iptables -A FORWARD -o eth2 -i eth1 -s 192.168.32.0/24 -m conntrack --ctstate NEW -j ACCEPT
sudo iptables -A FORWARD -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
sudo iptables -t nat -F POSTROUTING
sudo iptables -t nat -A POSTROUTING -o eth2 -j MASQUERADE
This might work better.
iptables -t nat -A POSTROUTING -o internet0 -j MASQUERADE
iptables -A FORWARD -i net0 -o internet0 -j ACCEPT
iptables -A FORWARD -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT