[pptp-server] is IPfwd needed with ipchains firewall?

[Nathan Meyers]

Dave Morse wrote:

> Is IPfwd needed with ipchains firewall?
> Couldn't I just allow protocol 47 through
> using the normal ipchains mechanism?

ipfwd isn't needed to allow GRE, but is needed if you want to forward it
from your firewall to another box. A rule like will allow it:

    /sbin/ipchains -A input -p 47 -d 0.0.0.0/0 -j ACCEPT

Nathan

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