From owner-freebsd-security Fri Aug 20 13:41:50 1999 Delivered-To: freebsd-security@freebsd.org Received: from web601.yahoomail.com (web1204.mail.yahoo.com [128.11.23.140]) by hub.freebsd.org (Postfix) with SMTP id AC14414D5F for ; Fri, 20 Aug 1999 13:41:47 -0700 (PDT) (envelope-from service_account@yahoo.com) Message-ID: <19990820203932.9282.rocketmail@web601.yahoomail.com> Received: from [15.255.160.64] by web1204.mail.yahoo.com; Fri, 20 Aug 1999 13:39:32 PDT Date: Fri, 20 Aug 1999 13:39:32 -0700 (PDT) From: jay d Subject: Re: multiple machines in the same network To: Cliff Skolnick , Bigby Findrake Cc: jay d , "Rodney W. Grimes" , Evren Yurtesen , freebsd-security@FreeBSD.ORG MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-freebsd-security@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org ding ding ding! we have a winner :) that's pretty much it, my friend. jay --- Cliff Skolnick wrote: > > Hacked arp code on one machine could return a > broadcast or multicast > ethernet address to an arp query for any machine. > The switch would then > treat all traffic as broadcast sending it to every > port. Since the machines > TCP/IP layer would receive the packet it woudl still > be on the network, of > course it would be receiving and dropping a bit > more. Performance may be > effected. :) > > You really want the machines on a seperate segment > and to be routed instead > of switched. > > Cliff > > On Fri, 20 Aug 1999, Bigby Findrake wrote: > > > On Fri, 20 Aug 1999, jay d wrote: > > > > > What you really want is a VLAN capable switch. > VLAN switches simply > > > designate what ports on a switch can see what > other ports on the same > > > switch. I have to correct you though, Rodney, as > sniffing is currently > > > possible through switches. > > > > Please, do tell us how it's possible to sniff > through switches. > > > > > > > /-------------------------------------------------------------------------/ > > It's easier to obtain forgiveness than permission. > > > > finger bigby@shiva.eu.org for my pgpkey > > e-mail bigby@pager.shiva.eu.org to page me > > > /-------------------------------------------------------------------------/ > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-security" in the body of > the message > > > > -- > | Cliff Skolnick | "They that can give > up essential liberty to | > | Steam Tunnel Operations | obtain a little > temporary safety deserve | > | cliff@steam.com | neither liberty nor > safety." | > | http://www.steam.com/ | -- > Benjamin Franklin, 1759 | > > __________________________________________________ Do You Yahoo!? Bid and sell for free at http://auctions.yahoo.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-security" in the body of the message