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Date:      07 Aug 2003 23:02:47 -0400
From:      Lowell Gilbert <freebsd-questions-local@be-well.no-ip.com>
To:        questions <questions@davez.org>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: Traceroute issue
Message-ID:  <441xvw4zs8.fsf@be-well.ilk.org>
In-Reply-To: <Pine.BSF.4.21.0308072137490.323-100000@zeus.davez.org>
References:  <Pine.BSF.4.21.0308072137490.323-100000@zeus.davez.org>

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questions <questions@zeus.davez.org> writes:

> I'm stumped. Running 4.8-RELEASE #9 I try to perform a traceroute to my
> ISP's gateway and I get nothing returned past my LAN gateway which is a
> NetGear Cable/DSL wireless Router model-MR814. But when I change hard
> drives and start-up the same box with Windows-2000 Server all traceroutes
> work just fine. In fact all machines running windows on the LAN have no
> problem getting results using the tracert command via a command window
> prompt. My ip settings are set at the same ip and netmask [255.255.255.0]
> on both the windows hard-drive as the FreeBSD hard-drive. I've looked
> every-where I can think of and see nothing wrong with the config. All
> other commands and services and processes seem to be working just fine, it
> is just this one command that returns all asterisks after the LAN
> gateway router's ip. Any suggestions greatly appreciated Thank you in
> advance -

Windows "tracert" sends ICMP packets.  
FreeBSD (and other Unix/Unixish systems') "traceroute" send UDP by default.
If you want, you can use traceroute(8)'s -P option to send ICMP packets.



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