[techtalk] Re: ipchains

Jeff phaedrus at thereactor.cleptoscastle.com
Mon Mar 20 17:52:03 EST 2000

On Mon, Mar 20, 2000 at 09:54:32AM -0500, Michael Carson wrote:
> Jeff wrote:
> > Sounds pretty good.  The only cases where you might want to block out
> > specific ports with Ipchains is if you want to monitor a specific port
> > for abuse; like to watch if people are trying to DOS your win boxes on
> > one of the netbios ports (I don't think win98 is vulnerable to that
> > one... but I have little to no experience with that OS).
>     Unless I'm really missing something here (possible, as I'm coming in late) I disagree.  It would be common to, for example, want to be able for the outside
> to access things like SMTP, but not SNMP, as a trivial example...

SMTP would probably be one of the services allowed that she specifically
enabled.  Everything else should be turned off and blocked.

Version: 3.12
GCS/M/>P d-(pu) s+:- a17>? C++(++++) L+++ UL++++@>$ P+ E--- W++@ N+ o? K++ w--- O? M V- PS+ PE(--)@ Y+@ PGP++ t+ 5 X++@ R++@ !tv@ b++ DI++++ D- G e- h! r% y?

My Public Key -- 
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