[ECOS] Multi-cast support in Ethernet drivers

Andrew Lunn andrew@lunn.ch
Tue Jul 17 16:00:00 GMT 2007


> The stack sets up multi-cast MAC to 01:00:5e:00:00:01 and cannot talk
> to my DHCP anymore.

My first guess is that you are programming the filter incorrectly in
your MAC chip. It could be you are blocking the broadcast address, or
the unicast address for your device. Is the DHCP server broadcasting
is response, or unicasting it? 

   Andrew

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