[1957] in linux-net channel archive
Re: Networking without a hub or a router/repeater(was Re: ``Networking'' via SCSI)
daemon@ATHENA.MIT.EDU (Gustav Petersson)
Thu Feb 22 12:18:41 1996
Date: Thu, 22 Feb 1996 07:48:07 +0200 (GMT+0200)
From: Gustav Petersson <gustav@public.decam.se>
To: Drew Eckhardt <drew@poohsticks.org>
cc: "G. Hugh Song" <ghsong@kjist.kjist.ac.kr>, linux-net@vger.rutgers.edu
In-Reply-To: <199602212003.NAA06296@chopper.poohsticks.org>
On Wed, 21 Feb 1996, Drew Eckhardt wrote:
> Date: Wed, 21 Feb 1996 13:03:07 -0700
> From: Drew Eckhardt <drew@poohsticks.org>
> To: "G. Hugh Song" <ghsong@kjist.kjist.ac.kr>
> Cc: linux-net@vger.rutgers.edu
> Subject: Re: Networking without a hub or a router/repeater(was Re: ``Networking'' via SCSI)
>
>
> This thread is now appropriate for the net mailing list but not the
> ncr53c810 mailing list, so I've forwarded this response there. Please
> direct your follow-ups to ghsong@kjist.kjist.ac.kr and
> linux-net@vger.rutgers.edu.
>
> In message <199602211255.VAA16059@kjist.kjist.ac.kr>, ghsong@kjist.kjist.ac.kr
> writes:
> >Now the question is whether it is really possible to connect two ethernet
> >cards on one machine, one through the hub and one directly to another machine.
>
> Yes.
>
> >Drew's comment above seems to be positive about the feasibility. What
> >is rfc1597 private network? Would you please elaborate, Drew?
>
> RFC 1597 sets aside a set of class A, B, and C networks for "private" use.
> By using these networks, you won't have conflicts with "real" IP addresses.
> If you accidentally leak packets for one of these networks, sanely configured
> routers will drop them, and people run a minimal chance of being hit by
> routing loops due to your leakage.
>
> >One more question: is it possible to connect two Linux machines through
> >a twisted-pair line without a repeater anyway?
>
> It is possible to rig up a "null modem" sort of cable and do this with
> 10BaseT. I haven't been paying enough attention to either of the 100
> Mbit/sec standards to know what the case is there.
>
> --
> You too can commit two felonies by using this .sig:
> Eat bite fuck suck gobble nibble chew; nipple bosum hairpie finger-fuck screw
> moose-piss cat-pud orangutan-tit; sheep-pussy camel-crack pig-a-lie-in-shit
>
>
The twisted pair cable is 4 pairs of cables, by twisting these pairs
independently you will get such "null modem" cable.
/Gustav
