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Date:      Wed, 30 Jan 2008 12:10:16 -0200
From:      "Alexandre Biancalana" <biancalana@gmail.com>
To:        "Tom Judge" <tom@tomjudge.com>
Cc:        freebsd-net@freebsd.org
Subject:   Re: VLAN problems
Message-ID:  <8e10486b0801300610jf0b3f88tc3c06dab76268917@mail.gmail.com>
In-Reply-To: <47A07525.9080201@tomjudge.com>
References:  <8e10486b0801290439y77568aeby6c6dbfbb5132f61d@mail.gmail.com> <479F4C3C.5070801@tomjudge.com> <8e10486b0801290842l5d65bb3fk8a02d731c3ad1b91@mail.gmail.com> <479F7C7A.5080605@tomjudge.com> <8e10486b0801291438n51ca5bcdue2d7ef531ffefaae@mail.gmail.com> <47A07525.9080201@tomjudge.com>

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On 1/30/08, Tom Judge <tom@tomjudge.com> wrote:

....

> >> Do you have any error messages on the console in dmesg?  ('cannot pad
> >> short frame', 'unable to prepend vlan header' for example).
> >
> > no :(
>
> Sorry I'm fresh out of ideas now...  Unless you could be should of ram
> what does netstat -m look like?  Also you could look at changing
> if_vlan.c to print the error number of the error if IFQ_HANDOFF fails.

Me too... This should be much simple... I can't imagine why so much
trouble in this configuration, I have a similar setup with linux :(
and have no problem at all...

# netstat -m
938/2347/3285 mbufs in use (current/cache/total)
936/1860/2796/32768 mbuf clusters in use (current/cache/total/max)
936/1860 mbuf+clusters out of packet secondary zone in use (current/cache)
0/0/0/0 4k (page size) jumbo clusters in use (current/cache/total/max)
0/0/0/0 9k jumbo clusters in use (current/cache/total/max)
0/0/0/0 16k jumbo clusters in use (current/cache/total/max)
2109K/4306K/6415K bytes allocated to network (current/cache/total)
0/3/0 requests for mbufs denied (mbufs/clusters/mbuf+clusters)
0/0/0 requests for jumbo clusters denied (4k/9k/16k)
0/7/4544 sfbufs in use (current/peak/max)
0 requests for sfbufs denied
0 requests for sfbufs delayed
0 requests for I/O initiated by sendfile
229 calls to protocol drain routines


Is the vlan solution designed to work with multiple concurrent 100M
networks using the same Gbit interface ? or Am I thinking in a wrong ?

I want to have a central firewall in my network, filtering ALL the
traffic between ALL internal networks and external links. I already
done that using physical nics, ( I had one machine with 8 nic) but now
I have one machine with 2 gigabit nics and want to configure multiple
vlan on top this for the internal networks and external links.

Am I wrong to think that this should work ??



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