pls help for ipfw
Lowell Gilbert
freebsd-questions-local at be-well.ilk.org
Wed Sep 21 14:02:00 PDT 2005
Charles Swiger <cswiger at mac.com> writes:
> On Sep 21, 2005, at 4:20 PM, ann kok wrote:
> > my rules:
> >
> > ipfw add allow udp from any to tftpserverip
> > ipfw add allow udp from tftpserverip to any
> >
> > In the freebsd box, I can access tftp server but
> > internal users is hanging in the "get" state
>
> TFTP may also use TCP:
>
> % grep tftp /etc/services
> tftp 69/udp # Trivial File Transfer
> tftp 69/tcp # Trivial File Transfer
Except that it doesn't. The port is reserved to avoid confusion, but
the TFTP protocol doesn't run on TCP.
NAT is probably hanging things up. I think that all that's needed is
to "add-state" on the outgoing TFTP rule.
--
Lowell Gilbert, embedded/networking software engineer, Boston area
http://be-well.ilk.org/~lowell/
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