[NCLUG] I'm wearing my ball and ipchains. Please help.

R P Herrold herrold at owlriver.com
Tue Feb 20 01:03:05 MST 2001


On Tue, 20 Feb 2001, Bill Thorson wrote:

herrold:
> > > There needs to be a simple forward (no masq) rule bridging
> > > 192.168.2.0/24 and 192.168.1.0/24

Try:

        /sbin/depmod -a/
        /sbin/modprobe ip_masq_ftp.o

        /sbin/ipfwadm -F -f
        /sbin/ipfwadm -F -p deny
 	/sbin/ipfwadm -F -a accept -m -b -S 192.168.2.0/22 -D  0.0.0.0/0
        /sbin/ipfwadm -F -a accept    -b -S 192.168.2.0/24 -D  192.168.1.0/24
        echo 1 > /proc/sys/net/ipv4/ip_forward

... that is -- flush all; set a default deny policy; allow
outside masq'd transactions for both legs; and unrestricted
flow on the two interior legs ... and then turn them up ...

-- Russ








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