[VLAN] Using a switch fabric to emulate multiple NICs

[greearb at candelatech.com (Ben Greear)]

Alex Zeffertt wrote:

> I see your point about leaving the vlan tag in the name but I don't think it is valid in this
> particular scenario.  Although each frame sent to the CPU over the MII has a tag, the frame does not
> have a tag when it enters the switch via one of the other ports.  Similarly, when the CPU sends a
> frame over the MII it is tagged, but the switch removes the tag before sending it out.  Therefore
> the tags are used solely on the MII bus as a way of indicating on which port the frame was
> received/to which port it should be sent.  This is an implementation detail that I want to hide and
> make it look like I've just got 10 NICs.

So what happens when the user configures a VLAN on this 'ethernet' port?

Ben

-- 
Ben Greear <greearb@xxxxxxxxxxxxxxx>
Candela Technologies Inc  http://www.candelatech.com