Merged revisions 83941 via svnmerge from

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

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r83941 | russell | 2007-09-26 16:15:15 -0500 (Wed, 26 Sep 2007) | 5 lines

Add a log message that was requested by the masses in the developer tutorial
session at Astricon.  chan_sip did not output any message when a call was
rejected because the extension was not found.  This adds a verbose message
(at verbose level 3) to note when this happens.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@83942 65c4cc65-6c06-0410-ace0-fbb531ad65f3