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Date:      Tue, 17 Apr 2001 18:51:11 -0400
From:      "Jonathan Fortin" <jfortin@akalink.com>
To:        <questions@freebsd.org>
Subject:   Re: ARP message filling my logs
Message-ID:  <009a01c0c790$e620c820$0200320a@gmoto>
References:  <C18E28011272D41180AD00B0D0496C0801C02168@ns-exch05>

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It has nothing to do with syslog, arpwatch.or Linux system security.

sysctl -w net.link.ether.inet.log_arp_wrong_iface=0  will stop logging those
events

----- Original Message -----
From: "Noah Dunker" <ndunker@jccc.net>
To: "'Trevin Chow'" <tmchow@sfu.ca>
Cc: <questions@FreeBSD.ORG>
Sent: Tuesday, April 17, 2001 6:40 PM
Subject: RE: ARP message filling my logs


> I might be crazy here, but those logs look like something
> that arpwatch would generate.  If you're running arpwatch,
> shut it down.  If you're not running arpwatch, then you
> will need to play with syslog.conf.  In general, FreeBSD
> ships with a very "noisy" syslog default configuration for
> a normal desktop user.  I'd try to figure what syslog
> convention and level it's coming in as, and modify your
> syslog.conf accordigly.  There's a LOT of juicy information
> in books and on the web about how to tune syslog.  For a
> REALLY detailed dissection of the syslog.conf file, give
> chapter 8 of the book "Linux System Security" a read.  It's
> a good book to have around, a lot of it applies to Linux AND
> many other OS's, but a lot of it's only useable in Linux, too.
>
> I don't know off the top of my head where you can get a good
> tutorial about syslog off the Web.  Sorry.
>
> Noah Dunker
> Systems Analyst/Technician
> Johnson County Community College
>
>
> -----Original Message-----
> From: Trevin Chow [mailto:tmchow@sfu.ca]
> Sent: Tuesday, April 17, 2001 5:40 PM
> To: Noah Dunker
> Cc: questions@FreeBSD.ORG
> Subject: RE: ARP message filling my logs
>
>
> How can I ignore the messages?
>
> At 05:27 PM 4/17/2001 -0500, Noah Dunker wrote:
> >DHCP Addresses rotating between computers, or if you're using a product
> like
> >MetaIP that gives each USER an IP Address based on Username (instead of
by
> >MAC address), this could easily be the cause.
> >
> >Noah Dunker
> >Systems Analyst/Technician
> >Johnson County Community College
> >
> >-----Original Message-----
> >From: Trevin Chow [mailto:tmchow@sfu.ca]
> >Sent: Tuesday, April 17, 2001 5:20 PM
> >To: questions@FreeBSD.ORG
> >Subject: ARP message filling my logs
> >
> >
> >Hi,
> >
> >I'm getting these messages from my ISP's 2 nameservers.  The messages are
> >constantly flooding
> >my console terminal and I'd like the insanity to stop :)
> >
> >/kernel: arp: 209.53.0.1 moved from 40:00:d1:35:3c:fe to
00:00:0c:35:17:f0
> >on fxp0
> >/kernel: arp: 209.53.0.17 moved from 40:00:d1:35:3c:fe to
00:00:0c:35:17:f0
> >on fxp0
> >/kernel: arp: 209.53.0.17 moved from 00:00:0c:35:17:f0 to
40:00:d1:35:3c:fe
> >on fxp0
> >
> >Why the heck would the MAC address keep changing?
>
>
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