Re: Telnet to open ports


Subject: Re: Telnet to open ports
From: SFalken (sfalken@citlink.net)
Date: Sat Sep 29 2001 - 12:31:58 MDT


Just go into /etc/inetd.conf, and comment out the line for in.telnetd, and
killall -HUP inetd as root, that will close access to port 23 to everything,
you should be running ssh anyway, telnet is horribly insecure.

                --SF

> As a followup to this, is there a way to block access to specific ports
> within a service via tcpwrappers? I'm planning on running a MUVE on my
> machine and thus will need to allow players to be able to telnet to that
> port on which the MUVE is running. However, I (obviously) don't want to
> open telnet access to the lower ports to everyone. Any ideas on how I can
> accomplish this? All the tcpwrappers documentation I've seen talks of
> blocking from specific domains or IPs, but mentions nothing about blocking
> specific ports. Am I going about this the wrong way? Please help. Thanks.
>
> Sincerely,
> Matt
> @@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@
> Matthew Duhan fringe@shore.net http://shell2.primushost.com/~fringe
> When I want my opinions I'll ask me for them.
> WWW, HTML, VR, MOO, HRSFA, TMBG, DNA--any more initials and I'll go insane
> The limb is a treat, not to be shared.



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