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- Log ----------------------------------------------------------------- commit 63f2fb7fda9112d9e39414328e5d4fab28809c63 Author: Michael Tremer michael.tremer@ipfire.org Date: Wed Mar 5 14:07:23 2014 +0100

firewall: Filter logging of broadcasts from the internal networks.

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Summary of changes: src/initscripts/init.d/firewall | 14 ++++++++++++++ 1 file changed, 14 insertions(+)

Difference in files: diff --git a/src/initscripts/init.d/firewall b/src/initscripts/init.d/firewall index e87952b..a67af70 100644 --- a/src/initscripts/init.d/firewall +++ b/src/initscripts/init.d/firewall @@ -230,6 +230,20 @@ iptables_init() { iptables -t nat -N REDNAT iptables -t nat -A POSTROUTING -j REDNAT

+ # Filter logging of incoming broadcasts. + iptables -N BROADCAST_FILTER + iptables -A INPUT -j BROADCAST_FILTER + + iptables -A BROADCAST_FILTER -i "${GREEN_DEV}" -d "${GREEN_BROADCAST}" -j DROP + + if [ -n "${BLUE_DEV}" -a -n "${BLUE_BROADCAST}" ]; then + iptables -A BROADCAST_FILTER -i "${BLUE_DEV}" -d "${BLUE_BROADCAST}" -j DROP + fi + + if [ -n "${ORANGE_DEV}" -a -n "${ORANGE_BROADCAST}" ]; then + iptables -A BROADCAST_FILTER -i "${ORANGE_DEV}" -d "${ORANGE_BROADCAST}" -j DROP + fi + # Apply OpenVPN firewall rules /usr/local/bin/openvpnctrl --firewall-rules

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