Transparent UDP redirection

Bill Moran wmoran at
Fri May 2 10:35:38 PDT 2003

Jonathan wrote:
> Hi all,
> I'm trying to temporarily move a radius server from one box to another.
> The only problem at the moment is that I tried using portfwd to divert
> traffic between the boxes, but it doesn't support transparent proxies
> under FreeBSD, so the source address isn't showing up correctly.
> Can anyone suggest a port/package that has this feature? I think
> ipfw/ipfilter is overkill for this, but I've been wrong before :)

Should be able to make natd use -redirect_port to accomplish this (in
base system)
Doesn't RADIUS have redirect functions built into the protocol that you
could use?  (not sure, it's been a while)

Bill Moran
Potential Technologies

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