[wellylug] Multi port NIC
Richard Hector
richard at walnut.gen.nz
Mon Apr 11 17:35:19 NZST 2005
On Mon, Apr 11, 2005 at 04:51:27PM +1200, Ewen McNeill wrote:
> In message <20050411030737.72521.qmail at web31709.mail.mud.yahoo.com>, Brent Wood writes:
> >A few installations of such things seem to be using Gb copper cards into a Gb
> >switch to achieve similar functionality (depending on just what you want to
> >achieve).
>
> FWIW, this is a common enterprise/ISP approach: use a VLAN capable
> network interface (ideally with > 1500 octet frame support), OS (eg,
> Linux :-) ), and switch. (Eg, with 802.1Q support.) Then you set up
> the port to the router as a trunk port, define a bunch of 802.1Q tagged
> virtual interfaces on the router, and assign a bunch of switch ports to
> be associated with those virtual interfaces on the router (ie, same VLAN
> tag) and plug things into those switch ports.
It's also how the Linksys WRT54G works :-) It has a 5 or 6 port switch,
with one port connected internally to the router and the other 4 or 5 on the
back. Though all ports, including the internal one, are 100M IIRC.
Richard
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