Vale port naming

[Luigi Rizzo]

please fetch the version from github.com/luigirizzo/netmap if
you want a more recent version of the code, and email me
directly if you have a panic.

Both the versioni in HEAD and 10.x are lagging a bit behind.

cheers
luigi

On Tue, Apr 5, 2016 at 9:59 AM, Matt Churchyard via freebsd-net <
freebsd-net at freebsd.org> wrote:

> > On Mon, Apr 04, 2016 at 10:37:48PM +0000, Brooks Davis wrote:
> > > On Mon, Apr 04, 2016 at 11:29:31AM +0000, Matt Churchyard via
> freebsd-net wrote:
> > > > From the little information I can find on the net it seems that
> valeX:Y is the format for a port on a vale switch.
> > > > Some examples use vale0:1, others use a letter such as valeA:0. The
> only details I can find is a vague reference to a 15/16? character limit,
> > >  > although I don't know whether that applies to just the first part
> of the whole thing.
> > >
> > > Can anyone clarify the valid format for a vale switch/port?
> > > Is there any length or character restriction on X & Y?
> >
> > According to the vale.4 manpage:
> >
> >         vale ports are named vale[bdg:][port] where vale is the prefix
> >         indicating a VALE switch rather than a standard interface, bdg
> >         indicates a specific switch (the colon is a separator), and port
> >         indicates a port within the switch.  Bridge and port names are
> >         arbitrary strings, the only constraint being that the full name
> >         must fit within 16 characters.
> >
> > The manpage is confusing in that the name must be 15 characters plus
> > the NUL character.  Given the other limits, it looks like bdg can be
> > up to 8 characters in practice.
>
> >  Having hit send, I've noticed I'm wrong here. :)  In fact, you have 10
> characters to split betwen bdg and port.
>
> > -- Brooks
>
> Ok, so I can assume using port names like "vale9d9af:66aa9" isn't the
> reason that my test machine is panicing.
> I might give 10.3 a go instead of head and see how I get on with that.
>
> Matt
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-- 
-----------------------------------------+-------------------------------
 Prof. Luigi RIZZO, rizzo at iet.unipi.it  . Dip. di Ing. dell'Informazione
 http://www.iet.unipi.it/~luigi/        . Universita` di Pisa
 TEL      +39-050-2217533               . via Diotisalvi 2
 Mobile   +39-338-6809875               . 56122 PISA (Italy)
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