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From: Archie Cobbs <archie@dellroad.org>
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Subject: Re: netgraph one2many question
In-Reply-To: <F89x1Dy3riCTVuy16xs00000dc4@hotmail.com> "from murthy kn at Oct
 21, 2001 02:25:45 am"
To: murthy kn <knmurthy30@hotmail.com>
Date: Sun, 21 Oct 2001 21:25:47 -0700 (PDT)
Cc: net@FreeBSD.ORG
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murthy kn writes:
> 1.In the context of one2many, in the manpage example, I see that it puts the 
> interfaces into promiscuous mode. My question is, instead of turning on the 
> promiscuous mode, will it not work if we use the "ifconfig lladdr" to 
> temporarily change the MAC address (hardware
> receive filter) of the cards to that of the master card (fxp0 in the manpage 
> example).

Assuming "ifconfig lladdr" changes both the transmit and receive
MAC addresses, that should work...

> 2. Are the messages like "arp: something was on fxp0 got the reply from 
> fxp1...." kind of messages harmful - can I turn it off if in any way.
> I get lot of such messages when I enable multiple cards connected on the 
> same segment on a FreeBSD machine.

Try sysctl -w net.link.ether.inet.log_arp_wrong_iface=0

> 3. Is it possible to have multiple cards with the same IP address
> on a FreeBSD machine.

Not sure.. I don't think so... which one would FreeBSD use to
send packets??

-Archie

__________________________________________________________________________
Archie Cobbs     *     Packet Design     *     http://www.packetdesign.com

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