Re: ifconfig link documentation ?

[Masao Uebayashi <uebayasi%gmail.com@localhost>]

> how is 'ifconfig foo link' supposed to work ? I've not found references
> to it in ifconfig(8).
> 
> I've a sample ethernet adapter which doesn't have an eeprom for
> mac address (or I've not found how to talk to it), and I'm wondering
> if ifconfig foo link could help in such a situation to give a useable
> mac address to the device before ifconfig up.

As far as I understand, the "link" parameter (IFF_LINK[0-2]) is used
by link layer and its usage^Wuse is implementation-defined.

It seems if_ether* doesn't touch it and just pass it through to
ethernet drivers.  Some ethernet drivers use "link" as driver's
specific configuration.

Masao