Subject: Re: Tap(4) interface in NetBSD?
To: Brian Buhrow <>
From: Bill Studenmund <>
List: current-users
Date: 04/28/2003 16:14:57
On Mon, 28 Apr 2003, Brian Buhrow wrote:

> 	Hello Manuel.  I'm willing to consider adding this functionality to
> the if_tun driver, but I have a number of questions which I'd like
> to ask and which I'd like some feedback on before I dive too deep.
> 1.  I think it would be good to provide interoperability with the FreeBSD
> implementation of the tap(4) driver,  What this means is that we need to
> provide a /dev/tapX device as well as a /dev/tunX device.  Should that be
> done by selecting a range of minor device numbers for the tapX interface?

I'd say just call what you do /dev/tapX. /dev/tunX has languished, and is
really (last I looked) very IPv4-centric. To maintain backwards compat,
you have to have all the new cool stuff be something you turn on, so you
might as well just go for tap.

Take care,