vlan filtering

Tom Judge tom at tomjudge.com
Fri Aug 31 03:31:18 PDT 2007

Jack Vogel wrote:
> I was just working on a bug in the Oplin driver that had me look
> a bit more at VLAN code than I had previously.
> FreeBSD has apparently never used the hardware vlan filtering
> that our hardware can do, is there a systemic reason for this,
> or has the code lagged in its use of the system?
> I at least don't understand how the driver is supposed to get
> the vlan id to set in the filter, am I just unenlightened? :)
> If this is doable I can add code into em as well as ixgbe.
> Jack

This isn't really directly related but could be important for some 
users.  If you where to use this would the card handle Q in Q properly 
with the filter on or would there have to be some form of administrative 
option to turn the hardware filter on/off?


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