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Re: [suse-security] question to iptables with ippp0



Check out /etc/ppp/ip-up.local and ip-down.local
Those scripts get called when a connection has been established or you got disconnected - I put my iptables rules and ipsec stuff there so it gets automatically restarted every time I have to reconnect.
All you need is a small line to extract your new ip address from ifconfig.

extint="ippp0"
extip="`/sbin/ifconfig $extint | grep 'inet addr' | awk '{print $2}' | sed -e 's/.*://'`"

Does this job for me. Maybe you need to change the grep to 'inet Adresse' if you have your environment set to german language.

Regards,
Thomas

Ruprecht Helms wrote:

Hi,

how can I use a selfdefined iptables ruleset with ippp0.
The firewallsetting must be able react by changing the ipaddress
of my isdn-card after connecting with my isp and the receipt of the
new ipaddress

Regards,
Ruprecht




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