Hi!

On Wed, Jun 18, 2008 at 10:32:04AM -0400, arthur wrote:
>-s0 always error with 'invalid snaplen 0' and the man page doen't mention how
>to capture full frame.

>However, the man of tcpdump support s0
>(http://www.tcpdump.org/tcpdump_man.html)

You don't invoke the manual page of OpenBSD's tcpdump via looking at a
foreign web page.

Either use man tcpdump on your OpenBSD box or use
http://www.openbsd.org/cgi-bin/man.cgi

I see nothing about a special handling of "0" as value for the option -s
there.

>How could I capture full messages.

Use an appropriate high value (e.g. as high as the MTU of the interface)
for -s.

Kind regards,

Hannah.

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