So I have to deny each port specifically? If I'm using IPMASQ, can I simply
DENY all ports 0-1023 coming in from the external interface (since IPMASQ
will use ports above 1023) and have that work?
--
Manuel A. McLure - Unify Corp. Technical Support <[EMAIL PROTECTED]>
Vah! Denuone Latine loquebar? Me ineptum. Interdum modo elabitur.
-----Original Message-----
From: Steve Shah [mailto:[EMAIL PROTECTED]]
Sent: Tuesday, January 18, 2000 12:14 PM
To: Manuel A. McLure
Cc: '[EMAIL PROTECTED]'
Subject: Re: Securing IPMASQ gateway
Deny ports based on which device the packet comes from.
On Tue, Jan 18, 2000 at 09:13:02AM -0800, Manuel A. McLure wrote:
> I am looking for a way to secure my IPMASQ gateway machine. My situation
is
> the following: I have a network of three machines - two workstations
running
> Linux and Windows 95/98, and a gateway running Linux (all Linuxes are Red
> Hat 6.1). The gateway has an ethernet card connected to the internal
network
> and a second ethernet that will be connected to a cable modem. It is set
up
> for IPMASQ already - my internal addresses are 10.1.1.X.
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