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| author | Florian Fainelli <florian@openwrt.org> | 2007-10-29 10:31:16 +0000 |
|---|---|---|
| committer | Florian Fainelli <florian@openwrt.org> | 2007-10-29 10:31:16 +0000 |
| commit | 304d5c8845273000cd84ee4a25ec6542a5ee94d8 (patch) | |
| tree | 5a69ae858a27bcf74cede15a18a7ea4af77e3a23 /package/iptables/files | |
| parent | e8d61c7aaa29068ca61c3f0480ca0cad3c27b799 (diff) | |
| download | upstream-304d5c8845273000cd84ee4a25ec6542a5ee94d8.tar.gz upstream-304d5c8845273000cd84ee4a25ec6542a5ee94d8.tar.bz2 upstream-304d5c8845273000cd84ee4a25ec6542a5ee94d8.zip | |
Only masquerade non routable addresses (#2535)
SVN-Revision: 9460
Diffstat (limited to 'package/iptables/files')
| -rwxr-xr-x | package/iptables/files/firewall.init | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/package/iptables/files/firewall.init b/package/iptables/files/firewall.init index 388c5b4f91..9d8a405ab0 100755 --- a/package/iptables/files/firewall.init +++ b/package/iptables/files/firewall.init @@ -105,7 +105,10 @@ start() { iptables -t nat -A PREROUTING -j prerouting_rule [ -z "$WAN" ] || iptables -t nat -A PREROUTING -i "$WAN" -j prerouting_wan iptables -t nat -A POSTROUTING -j postrouting_rule - [ -z "$WAN" ] || iptables -t nat -A POSTROUTING -o $WAN -j MASQUERADE + ### Only RFC1918 addresses + [ -z "$WAN" ] || iptables -t nat -A POSTROUTING --src 192.168.0.0/16 -o $WAN -j MASQUERADE + [ -z "$WAN" ] || iptables -t nat -A POSTROUTING --src 172.16.0.0/12 -o $WAN -j MASQUERADE + [ -z "$WAN" ] || iptables -t nat -A POSTROUTING --src 10.0.0.0/8 -o $WAN -j MASQUERADE iptables -t nat -A NEW -m limit --limit 50 --limit-burst 100 -j RETURN && \ iptables -t nat -A NEW -j DROP |