Merged revisions 175311 via svnmerge from

https://origsvn.digium.com/svn/asterisk/branches/1.4

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  r175311 | tilghman | 2009-02-12 15:19:40 -0600 (Thu, 12 Feb 2009) | 9 lines
  
  Fix crashes when receiving certain T.38 packets.  Also, increase the maximum
  size of T.38 packets and warn users when they try to set the limits above those
  maximums.
  (closes issue #13050)
   Reported by: schern
   Patches: 
         20090212__bug13050.diff.txt uploaded by Corydon76 (license 14)
   Tested by: schern
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@175334 65c4cc65-6c06-0410-ace0-fbb531ad65f3