Re: [Shorewall-users] shorewall nat connection problem

[Mekabe R. <mrm...@gm...>]

Sorry; I was just going to ask again, if there is any idea about my
problem...



On 4/28/08, Mekabe Ramein <mrm...@gm...> wrote:
>
> Hi,
>
>
>
> I am using Shorewall on my home router and it runs fine. I just have one
>
> problem when my ppp0 interface IP address is changed.
>
> My internal (LAN) interface is br0 and the internet interface is ppp0
> which
>
> is a DSL connection to my ISP.
>
> All internal traffic is masquaraded to the ppp0 IP address when reaching
>
> internet.
>
> Whenever, the dsl connection is lost or shutdown intentionally, I begin to
>
> have problems with my nat connections.
>
> Especially if the connection is UDP based.
>
>
>
> For example, when I check the "shorewall show connections" output I still
>
> see that my Asterisk server is still sending the SIP messages to the
>
> internet with previous ppp0 IP address.
>
>
>
> If I shutdown the LAN interface and wait for 5 minutes, and then re-up the
>
> LAN interface, the connection becomes refreshed with the new ppp0 IP
>
> address.
>
> But 5 minutes is a long time. How can I force the active nat connections
> to
>
> be reset whenever my ppp0 is down/up ?
>
>
>
> Thanks,
>
> ilker
>
>
>