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