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Date:      Fri, 14 Apr 1995 04:26:58 -0500 (CDT)
From:      Joe Greco <jgreco@brasil.moneng.mei.com>
To:        joerg_wunsch@uriah.heep.sax.de
Cc:        hackers@FreeBSD.org
Subject:   Re: Routing nightmares.
Message-ID:  <9504140926.AA00421@brasil.moneng.mei.com>
In-Reply-To: <199504140914.LAA17784@uriah.heep.sax.de> from "J Wunsch" at Apr 14, 95 11:14:02 am

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> > daneel# ifconfig ed0    
> > ed0: flags=8863<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> > 	inet 151.186.28.254 netmask 0xffffff00 broadcast 151.186.28.255
> > daneel# ifconfig ed1
> > ed1: flags=8863<UP,BROADCAST,NOTRAILERS,RUNNING,SIMPLEX,MULTICAST> mtu 1500
> > 	inet 151.186.20.196 netmask 0xffff0000 broadcast 151.186.255.255
> 
> I'm not an INET expert, but ``common wisdom'' says you will have to
> use the same subnet mask throughout the whole net.

Hi,

Well, yes, I'd agree, but we're talking about trying to fix a network
created by folks who didn't know any better.  And the thing is, it all WORKS
if I can manually add

route add net 151.186.28.0 151.186.20.196 1 's

to the hosts on the Big net, so technically speaking, it's not an
internetworking problem, but rather a matter of fooling routed or gated into
broadcasting *correct* information that only *appears* to be wrong, were it
being done in a legitimate IP environment....

which makes me wonder if I can't just do something totally putzish like run
gated someplace else on the Big net and export my route...

... Joe

-------------------------------------------------------------------------------
Joe Greco - The Data Capture Fellow (and UNIX/Network Hacker)      414/362-3617
Marquette Electronics, Inc. - Milwaukee, WI        jgreco@brasil.moneng.mei.com



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