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Date: Sat, 18 Aug 2001 15:29:21 -0400
From: David Ford <david@blue-labs.org>
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To: David Lang <dlang@diginsite.com>
CC: Ralf Baechle <ralf@uni-koblenz.de>, Justin Guyett <justin@soze.net>,
        Jim Roland <jroland@roland.net>, linux-kernel@vger.kernel.org
Subject: Re: Aliases
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Try before you buy.



# ip a a 192.168.0.0/24 brd + dev eth0
# ip r a 192.168.0.1/32 via 208.179.59.1 dev eth0

# ip r g 192.168.0.1
192.168.0.1 via 208.179.59.1 dev eth0  src 208.179.59.2
    cache  mtu 1500 advmss 1460

# ip r g 192.168.0.2
192.168.0.2 dev eth0  src 192.168.0.0
    cache  mtu 1500 advmss 1460

David

David Lang wrote:

>the problem with adding an entire netblock to an interface is that you
>frequently have a gateway on that netblock that belongs to another
>machine so you want to add 253 out of 256 addresses to your machine.
>
>how do you do that easily?
>
>example gateway is 192.168.1.1 and you want the rest of the 192.168.1.x
>network aliased on the machine.
>