I noticed the same thing actually. I just never really thought about it
being a problem, since I doubt they really are open.
Carric Dooley
COM2:Interactive Media
http://www.com2usa.com
On Mon, 9 Aug 1999, Vic Metcalfe wrote:
> Hi,
>
> I recently installed Checkpoint Firewall-1 on an NT Server, and I found
> something odd when I was checking it with a series of port scans.
> Everything turned out as expected except for open tcp ports 256, 257 and
> 258. What makes this stranger is that these ports were only found open on a
> bogus address used for NAT from the Internet to a Domino server inside the
> LAN. There were only three (non-implicit) rules, one for traffic to the
> Domino server, one for traffic from the Domino server, and one to reject all
> other packets, to make the port scan go more smoothly.
>
> If this is a FAQ then you have my apologies; please just point me in the
> right direction.
>
> Take care,
> Vic.
>
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