Path: utzoo!attcan!uunet!tut.cis.ohio-state.edu!unmvax!ariel!dd
From: dd@ariel.unm.edu (dd)
Newsgroups: comp.dcom.lans
Subject: Re: Cable Taps/No Cable Taps.
Keywords: AUI ethernet cable transceiver
Message-ID: <1603@ariel.unm.edu>
Date: 13 Feb 90 14:57:58 GMT
References: <1043@prlhp1.prl.philips.co.uk>
Reply-To: dd@ariel.unm.edu.UUCP (Don Doerner)
Organization: University of New Mexico, Albuquerque
Lines: 28

Martin Holland writes:

>This may be a naive question but is it permissable to connect one ethernet
>AUI cable from an ethernet device into another instead of connecting each
>to a cable tap and have these tapped into an ethernet cable.
>I want to plug a bridge into a repeater. I know that an ethernet device
>provides power for a cable tap so I suppose there could be some confusion
>if two devices were supplying power to each other.  If this is not permissable
>is there any other way around this as it seems that you have to have a lot of
>redundant equipment to achieve this connection when the two devices are
>sitting next to each other.

Standard disclaimer:  I am not affiliated with but am a satisfied
(small) customer of the ANC division of Netcor.

Try the ANC-10 AUI-to-AUI adapter.  Takes power from one side, has
nice diagnostic LEDs.

Can't just make a "null-transceiver cable", because of collision
detection logic.  An ethernet subscriber has to be able to hear
itself, approximately speaking.


-- 
Don Doerner				dd@ariel.unm.edu
University of New Mexico CIRT
2701 Campus Blvd, NE
Albuquerque, NM, 87131			(505) 277-8036