[Gllug] Hubris

[Jack Bertram]

* David Damerell <damerell at chiark.greenend.org.uk> [040402 16:02]:
> On Friday, 2 Apr 2004, Jack Bertram wrote:
> >* John Hearns <john.hearns at clustervision.com> [040402 15:54]:
> >>Never, never test a tftp daemon by cd'ing to /tftpboot,
> >>tftp localhost, get pxelinux.0
> >Care to explain for us non-tftp intimates?
> 
> It's nothing to do with TFTP; in general any operation that reads a
> file while writing that same file (without knowing what it's doing) is
> doomed to failure.

Ah, I see.  Not knowing what TFTP typically does, I didn't realise that
this command would download a file from the /tftpboot directory onto
itself.

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