Victor Duchovni:
> On Wed, Jan 19, 2011 at 03:35:13PM -0500, Wietse Venema wrote:
> 
> > >     2011-01-19T15:05:00-05:00 amnesiac postfix/smtpd[17971]:
> > >           improper command pipelining after QUIT
> > >   from smtp-newslist-214.md02.com[209.172.40.214]
> > 
> > And Postfix isn't lying. These hosts send some bytes after QUIT.
> 
> In this case, the programmer wrote code that sends sizeof("QUIT\r\n")
> instead of strlen("QUIT\r\n") bytes. More incompetence than malice
> perhaps?
> 
> 21:05:43.751385 70.38.100.17.39547 > 192.0.2.1.25: P 161:168(7)
> 0x0034   5155 4954 0d0a 00                                  QUIT...

The total amount of clue on the Internet is a fixed constant (Bill
Cheswick, ca. 1994). The Internet has grown a lot since then.

        Wietse

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