Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sdd.hp.com!zaphod.mps.ohio-state.edu!magnus.acs.ohio-state.edu!csn!boulder!recnews From: satz@cisco.com (Greg Satz) Newsgroups: comp.dcom.sys.cisco Subject: Re: backplane backbone, routing or bridging? Message-ID: <9106260741.AA02847@wolf.cisco.com> Date: 26 Jun 91 06:43:37 GMT Sender: news@colorado.edu Organization: University of Colorado, Boulder Lines: 10 In-Reply-To: Your message of "Tue, 25 Jun 91 09:59:37 PDT." <9106251659.AA29192@cincsac.arc.nasa.gov> Return-Path: There is one case we came up with at the last IETF where two routers share the same network but with different subnet masks. This is illegal. Then there is the case of multiple IP subnetworks on a single cable with different subnet masks. This is also illegal. Right? Greg PS. I agree that hopefully this should be written up at the next IETF too.