Wireshark-users: Re: [Wireshark-users] how to run tcpdump on background
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From: Guy Harris <guy@xxxxxxxxxxxx>
Date: Tue, 2 Oct 2012 13:06:32 -0700
On Oct 2, 2012, at 12:56 PM, Flako <subforos@xxxxxxxxx> wrote:

> You Send It output to a log file.

That's what he's *doing*:

	tcpdump -i eth0 -w temp &
                        ^^^^^^^

However, that does *not* stop it from writing to the standard error as well:

	[root@ket capture]# tcpdump: listening on eth0, link-type EN10MB (Ethernet), capture size 65535 bytes