From: Brian (signal@xxxxxxxxxx)
Date: Thu Aug 22 2002 - 10:02:58 GMT-3
On Thu, 22 Aug 2002, Michael Snyder wrote:
> The two ip address with one mac address isn't a problem. You can go
> into the ip advanced settings on a w2k box, and setup as many addresses
> as you like. As long as the machine responds to the arp ip lookup, it
> works.
>
> Two of the same mac addresses on the same subnet would be a bad thing.
> Might work if you are using a hub instead of a switch, but both machines
> would get each others traffic.
Are you 100% convinced that a switch would not install 2 CAM entries and
just send data to both? As far as both machines receiving eachothers
traffic, do you believe this would create a problem where the function is
lost, or just slow performance.........think about how that traffic would
be handled.
Brian
> > -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Brian
> Sent: Thursday, August 22, 2002 6:34 AM
> To: ccielab@groupstudy.com
> Subject: Challenge Question
>
> I know this group likes these challenge questions, so I have one for you
>
> and hopefully it has not been put to this group recently.
>
> You have two hosts each with identical MAC addresses on an ethernet LAN.
> They also have identical IP addresses. Why or why not would this be a
> problem for the client communicating (assuming each of the dupe machines
>
> doesnt need to communicate with eachother only to other hosts on the LAN
> and through the gateway)?
>
> Ok, similar to above, same MAC addresses but different IP addresses.
> Why
> or why not would this create communications on the LAN or through the
> gateway?
>
> good luck!
>
> Brian
>
>
>
> -----------------------------------------------
> Brian Feeny, CCIE #8036 e: signal@shreve.net
> Network Engineer p: 318.222.2638x109
> ShreveNet Inc. f: 318.221.6612
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