Re: Difference between dummy and loopback interfaces

From: John Bradford (
Date: Tue Dec 10 2002 - 05:31:29 EST

> > I can't think of a condition where a dummy device is useful (other than
> > for simulating a blackhole device which sucks every packet sent to it).
> The dummy device is conventionally used to provide a separate interface
> that can be used to bind the hostname to when there is no real nic in
> the box to bind it to (binding it to loopback being a no no).

Slackware binds the hostname to by default. As pointed out
in comments in the /etc/hosts file, it is technically incorrect, but
it does work, and it's fine on a non-networked machine.

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This archive was generated by hypermail 2b29 : Sun Dec 15 2002 - 22:00:17 EST