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Re: dual-segments; gateway

daemon@ATHENA.MIT.EDU (Andy Mell)
Sat Jul 20 14:45:26 1996

To: submit-linux-dev-net@ratatosk.yggdrasil.com
From: amell@cup.cam.ac.uk (Andy Mell)
Date: 	18 Jul 1996 14:38:37 GMT

Joselito J Chua (jjchua@cs.monash.edu.au) wrote:
: 	                                                      
:            +----------------+-----------------+-----------------+
:            |                |                 |                 |
:        [127.1.1.1]      [127.1.1.2]       [127.1.1.3]       [127.1.1.4]

I hope you are not really using the 127.x.x.x network for internal IP
addresses, as this will cause major problems. If you are, you will need to
configure the loopback network on lo0 to something else. I dont think this
would be a problem under most unixes. You could configure the loopback net
to anything you wanted under early unix versions, whether this still holds
true I dont know. The preferable solution to this problem is to configure
the machines on your internal network to use 10.x.x.x addresses.

As to gatewaying the internal network to the outside world, this should be
no problem if you read up on IP masquerading. getting masquerading going
on the gateway box and some judicious use of internal network routes should
get you going.

-- 
Andy


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