On Thu, 13 Feb 2003, LA Duerksen.COM wrote:

> I want to Migrate from OpenBSD 3.0 to NetBSD 1.6.
> 
> Any advice would be helpfull as I have a spotted exposure to Unix over
> the past 15 years.  
> 
> My current OpenBSD box just runs Sendmail, IP Filtering and NAT.
> 
> Have been working with NetBSD on a test machine, learning where things
> are and whats different. 
> 
> Sendmail wasn't too tough to get going but have trouble with some
> roaming email clients and smtp relaying. It appears to me that relaying
> by authentication is enabled in the sendmail.cf but still have problems
> from different locations.
> 
> I have yet to get packet filtering and nat to function properly.  Any
> attemps so far has stopped all traffic in on the public side or given me
> errors.  I don't fully grasp the "group" concept yet.  Why can't I just
> copy my pf.conf on my OpenBSD box to the ipf.conf on the NetBSD box.
> Are they that much different?

PF and IPF are very different in their syntax.  For a very good reference
for IPF checkout http://www.obfuscation.org/ipf/.

Besides they various unique layouts of rc* between Net/Open/FreeBSD the
sysadmin function is pretty portable between all three.