Didn't you say that you look at the resulting VLAN MTU, and if it's
too small you can't use it?  Unless I misunderstand, how do you know
if you can't type "ifconfig vlan0" ?

--Michael

Jason R Thorpe <thorpej@zembu.com> writes:

> On Tue, Oct 24, 2000 at 11:36:33AM -0700, Michael Graff wrote:
> 
>  > How about having ifconfig spit out a warning that the MTU is too small
>  > for proper VLAN usage?
>  > 
>  > I really think having to look at a MTU value to know if it'll work is
>  > wrong.
> 
> How does ifconfig know if it's too small, again?
> 
> -- 
>         -- Jason R. Thorpe <thorpej@zembu.com>