Port 445/tcp is I believe what they call Direct Host. It's the way Windows 2000 does
it's file sharing now instead of NetBIOS. Windows NT used NetBIOS on ports 137-139.
Windows 2000 still supports that, however NetBIOS is being replaced with port
445/tcp for sharing, DNS, and LDAP.
Ron
> There is a new windows exploit listed at
> http://www.sans.org/newlook/resources/win_flaw.htm.
>
> The SANS workaround recommends blocking outbound ports
> UDP 137-139, and tcp 445. I have always had 137-139
> blocked, but I can't find a service for tcp port 445
> (Microsoft-DS I think). Does anyone know if this
> service is prelisted on 4.0 SP5, and what Checkpoint
> calls it. I'd prefer not to have the port defined
> twice if I can avoid it.
>
> THX,
> Pete Goodridge
>
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