Re: Network cables as security devices

["Steven M. Bellovin" <smb () research att com>]

>    I assume that this is because of the link integrity check used for
> Ethernet connections.  But my real question is whether anyone has actually
> been able to get around this requirement.

I did it, but on the drop cable from a 15-pin jack to an AUI.

I'm not sure how to do it for twisted pair; however, some TP gear
(especially older units) have an option to disable the link integrity
test.  That's what I'd try, if I needed to do it.