[NTISP] IP Port filtering in NT

MikeK@NetDotCom ( (no email) )
Tue, 23 Feb 1999 17:23:55 -0500

I am setting up a new server and want to lock it down.

I set port security to block all ports except those listed below. Now DNS
lookups no longer works

25 TCP
53 TCP/udp
80 TCP
110 TCP
123 TCP/udp

Any ideas?

Mike K

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