Merged revisions 82309 via svnmerge from

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

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r82309 | phsultan | 2007-09-13 13:47:14 +0200 (Thu, 13 Sep 2007) | 4 lines

Closes issue #9401, reported and patched by irrot, with slight
modifications by me.

Handle DTMF sent by Asterisk properly.
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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@82310 65c4cc65-6c06-0410-ace0-fbb531ad65f3