|
Posted by Al Dykes on April 27, 2007, 9:22 am
If you were Registered and logged in, you could reply and use other advanced thread options
>is it allowed by ethernet-standards that a switch has multiple (actually two)
>MACs on the same port? the port is part of a VLAN with a L3-Interface i.e. an
>IP-Address assigned. I am seeing the following effect:
>
>When an IP-packet is send to and through the switch it answers arp-requests
>with its first MAC-address, the answer packet however comes from the second
>MAC-address back to the client.
>
>AFAIK it doesn't matter from wchich MAC an IP-packet is returned, as the
>IP-layer doesn't care.
>
>(btw. its an Extreme Summit 48si Switch configured for soft rate limiting and
>Extreme said its a feature of the chipset)
A network transparent bridge is capable of generating packets that
have whatever MAC address is needed forward each packet. A PC with
two ethernet cards and running Linux can be set up to do this.
--
a d y k e s @ p a n i x . c o m
Don't blame me. I voted for Gore. A Proud signature since 2001
|