Re: loopback net device

Chris Wedgwood (
Fri, 27 Feb 1998 14:47:15 +1300

From: Trevor Johnson <>
cc: linux-kernel <>
Subject: Re: loopback net device
In-Reply-To: <>
Message-ID: <>

> I would like to be able to have a loopback net with another
> IP addr than

Have you tried the dummy net driver? It might suit your needs. Configure
your kernel with "Dummy net driver support", CONFIG_DUMMY (wonder
whether this is mentioned in the book Linux for Dummies) and see the
help text for that option.

Build a kernel with network & IP aliasing, then go:

ifconfig lo:0 netmask

(changing values to suit..)

I'm not even sure of what use the dummy driver is with the latest kernels. I
suppose someone must have a sue for this... I guess for pinning routes to


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