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Date:      Sat, 22 Mar 1997 07:57:16 -0800
From:      Cy Schubert <cy@cwsys.cwent.com>
To:        "=?ISO-8859-1?Q?Ricardo_N=FA=F1ez?=" <rinunez@telcel.net.ve>
Cc:        "FreeBSD Security" <freebsd-security@FreeBSD.ORG>
Subject:   Re: =?ISO-8859-1?Q?=B4One_Direction=B4_Routed?= 
Message-ID:  <199703221557.HAA01697@cwsys.cwent.com>
In-Reply-To: Your message of "Fri, 21 Mar 1997 21:55:40 -0400." <19970321213136.AAA9659@telcel.telcel.net.ve> 

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> Dear Gentlemen,
> 
> I=B4d just want to know if the following project were possible with a Fre=
> eBSD
> computer:
> 
> If we could use a FreeBSD PC computer as a router between an Ethernet LAN
> and Internet but in one direction. I mean: A LAN host could access
> Internet, but an outside Internet host SHOULDN=B4T access an inside host,
> just access that =B4router=B4. An outside host could see the FreeBSD Web
> Browser and anything else in the FreeBSD machine only.

This is possible using the kernel packet filter.


Regards,                       Phone:  (250)387-8437
Cy Schubert                      Fax:  (250)387-5766
UNIX Support                   OV/VM:  BCSC02(CSCHUBER)
ITSD                          BITNET:  CSCHUBER@BCSC02.BITNET
Government of BC            Internet:  cschuber@uumail.gov.bc.ca
                                       cschuber@bcsc02.gov.bc.ca

                "Quit spooling around, JES do it."



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