Those ports are used for SecuRemote
Sam James
Sys Admin
BancTec West
> These TCP ports (along with 139 NBsession) are open all all (3) interfaces
> of my FW1 NT firewall. Both NAT'd and not.
>
> |
> |
> | 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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